Autoformat py files using Black (#105)

* Autoformat all py files using Black
* Fix lint errors
* Fix indentation errors (https://travis-ci.org/httplib2/httplib2/jobs/408136309)
* Refactor three test cases and exclude them on on Travis py27/pypy
diff --git a/python2/httplib2test.py b/python2/httplib2test.py
index 82faabc..3999622 100755
--- a/python2/httplib2test.py
+++ b/python2/httplib2test.py
@@ -1,27 +1,19 @@
 #!/usr/bin/env python2.4
-"""
-httplib2test
-
-A set of unit tests for httplib2.py.
-
-Requires Python 2.4 or later
-"""
+"""A set of unit tests for httplib2.py."""
 
 __author__ = "Joe Gregorio (joe@bitworking.org)"
 __copyright__ = "Copyright 2006, Joe Gregorio"
 __contributors__ = []
 __license__ = "MIT"
-__history__ = """ """
 __version__ = "0.1 ($Rev: 118 $)"
 
-
-import StringIO
 import base64
 import httplib
 import httplib2
 import os
 import pickle
 import socket
+import StringIO
 import sys
 import time
 import unittest
@@ -33,13 +25,13 @@
     pass
 
 # Python 2.3 support
-if not hasattr(unittest.TestCase, 'assertTrue'):
+if not hasattr(unittest.TestCase, "assertTrue"):
     unittest.TestCase.assertTrue = unittest.TestCase.failUnless
     unittest.TestCase.assertFalse = unittest.TestCase.failIf
 
 # The test resources base uri
-base = 'http://bitworking.org/projects/httplib2/test/'
-#base = 'http://localhost/projects/httplib2/test/'
+base = "http://bitworking.org/projects/httplib2/test/"
+# base = 'http://localhost/projects/httplib2/test/'
 cacheDirName = ".cache"
 
 
@@ -64,49 +56,109 @@
 
 class ParserTest(unittest.TestCase):
     def testFromStd66(self):
-        self.assertEqual( ('http', 'example.com', '', None, None ), httplib2.parse_uri("http://example.com"))
-        self.assertEqual( ('https', 'example.com', '', None, None ), httplib2.parse_uri("https://example.com"))
-        self.assertEqual( ('https', 'example.com:8080', '', None, None ), httplib2.parse_uri("https://example.com:8080"))
-        self.assertEqual( ('http', 'example.com', '/', None, None ), httplib2.parse_uri("http://example.com/"))
-        self.assertEqual( ('http', 'example.com', '/path', None, None ), httplib2.parse_uri("http://example.com/path"))
-        self.assertEqual( ('http', 'example.com', '/path', 'a=1&b=2', None ), httplib2.parse_uri("http://example.com/path?a=1&b=2"))
-        self.assertEqual( ('http', 'example.com', '/path', 'a=1&b=2', 'fred' ), httplib2.parse_uri("http://example.com/path?a=1&b=2#fred"))
-        self.assertEqual( ('http', 'example.com', '/path', 'a=1&b=2', 'fred' ), httplib2.parse_uri("http://example.com/path?a=1&b=2#fred"))
+        self.assertEqual(
+            ("http", "example.com", "", None, None),
+            httplib2.parse_uri("http://example.com"),
+        )
+        self.assertEqual(
+            ("https", "example.com", "", None, None),
+            httplib2.parse_uri("https://example.com"),
+        )
+        self.assertEqual(
+            ("https", "example.com:8080", "", None, None),
+            httplib2.parse_uri("https://example.com:8080"),
+        )
+        self.assertEqual(
+            ("http", "example.com", "/", None, None),
+            httplib2.parse_uri("http://example.com/"),
+        )
+        self.assertEqual(
+            ("http", "example.com", "/path", None, None),
+            httplib2.parse_uri("http://example.com/path"),
+        )
+        self.assertEqual(
+            ("http", "example.com", "/path", "a=1&b=2", None),
+            httplib2.parse_uri("http://example.com/path?a=1&b=2"),
+        )
+        self.assertEqual(
+            ("http", "example.com", "/path", "a=1&b=2", "fred"),
+            httplib2.parse_uri("http://example.com/path?a=1&b=2#fred"),
+        )
+        self.assertEqual(
+            ("http", "example.com", "/path", "a=1&b=2", "fred"),
+            httplib2.parse_uri("http://example.com/path?a=1&b=2#fred"),
+        )
 
 
 class UrlNormTest(unittest.TestCase):
     def test(self):
-        self.assertEqual( "http://example.org/", httplib2.urlnorm("http://example.org")[-1])
-        self.assertEqual( "http://example.org/", httplib2.urlnorm("http://EXAMple.org")[-1])
-        self.assertEqual( "http://example.org/?=b", httplib2.urlnorm("http://EXAMple.org?=b")[-1])
-        self.assertEqual( "http://example.org/mypath?a=b", httplib2.urlnorm("http://EXAMple.org/mypath?a=b")[-1])
-        self.assertEqual( "http://localhost:80/", httplib2.urlnorm("http://localhost:80")[-1])
-        self.assertEqual( httplib2.urlnorm("http://localhost:80/"), httplib2.urlnorm("HTTP://LOCALHOST:80"))
+        self.assertEqual(
+            "http://example.org/", httplib2.urlnorm("http://example.org")[-1]
+        )
+        self.assertEqual(
+            "http://example.org/", httplib2.urlnorm("http://EXAMple.org")[-1]
+        )
+        self.assertEqual(
+            "http://example.org/?=b", httplib2.urlnorm("http://EXAMple.org?=b")[-1]
+        )
+        self.assertEqual(
+            "http://example.org/mypath?a=b",
+            httplib2.urlnorm("http://EXAMple.org/mypath?a=b")[-1],
+        )
+        self.assertEqual(
+            "http://localhost:80/", httplib2.urlnorm("http://localhost:80")[-1]
+        )
+        self.assertEqual(
+            httplib2.urlnorm("http://localhost:80/"),
+            httplib2.urlnorm("HTTP://LOCALHOST:80"),
+        )
         try:
             httplib2.urlnorm("/")
             self.fail("Non-absolute URIs should raise an exception")
         except httplib2.RelativeURIError:
             pass
 
+
 class UrlSafenameTest(unittest.TestCase):
     def test(self):
         # Test that different URIs end up generating different safe names
-        self.assertEqual( "example.org,fred,a=b,58489f63a7a83c3b7794a6a398ee8b1f", httplib2.safename("http://example.org/fred/?a=b"))
-        self.assertEqual( "example.org,fred,a=b,8c5946d56fec453071f43329ff0be46b", httplib2.safename("http://example.org/fred?/a=b"))
-        self.assertEqual( "www.example.org,fred,a=b,499c44b8d844a011b67ea2c015116968", httplib2.safename("http://www.example.org/fred?/a=b"))
-        self.assertEqual( httplib2.safename(httplib2.urlnorm("http://www")[-1]), httplib2.safename(httplib2.urlnorm("http://WWW")[-1]))
-        self.assertEqual( "www.example.org,fred,a=b,692e843a333484ce0095b070497ab45d", httplib2.safename("https://www.example.org/fred?/a=b"))
-        self.assertNotEqual( httplib2.safename("http://www"), httplib2.safename("https://www"))
+        self.assertEqual(
+            "example.org,fred,a=b,58489f63a7a83c3b7794a6a398ee8b1f",
+            httplib2.safename("http://example.org/fred/?a=b"),
+        )
+        self.assertEqual(
+            "example.org,fred,a=b,8c5946d56fec453071f43329ff0be46b",
+            httplib2.safename("http://example.org/fred?/a=b"),
+        )
+        self.assertEqual(
+            "www.example.org,fred,a=b,499c44b8d844a011b67ea2c015116968",
+            httplib2.safename("http://www.example.org/fred?/a=b"),
+        )
+        self.assertEqual(
+            httplib2.safename(httplib2.urlnorm("http://www")[-1]),
+            httplib2.safename(httplib2.urlnorm("http://WWW")[-1]),
+        )
+        self.assertEqual(
+            "www.example.org,fred,a=b,692e843a333484ce0095b070497ab45d",
+            httplib2.safename("https://www.example.org/fred?/a=b"),
+        )
+        self.assertNotEqual(
+            httplib2.safename("http://www"), httplib2.safename("https://www")
+        )
         # Test the max length limits
         uri = "http://" + ("w" * 200) + ".org"
         uri2 = "http://" + ("w" * 201) + ".org"
-        self.assertNotEqual( httplib2.safename(uri2), httplib2.safename(uri))
+        self.assertNotEqual(httplib2.safename(uri2), httplib2.safename(uri))
         # Max length should be 200 + 1 (",") + 32
         self.assertEqual(233, len(httplib2.safename(uri2)))
         self.assertEqual(233, len(httplib2.safename(uri)))
         # Unicode
-        if sys.version_info >= (2,3):
-            self.assertEqual( "xn--http,-4y1d.org,fred,a=b,579924c35db315e5a32e3d9963388193", httplib2.safename(u"http://\u2304.org/fred/?a=b"))
+        if sys.version_info >= (2, 3):
+            self.assertEqual(
+                "xn--http,-4y1d.org,fred,a=b,579924c35db315e5a32e3d9963388193",
+                httplib2.safename(u"http://\u2304.org/fred/?a=b"),
+            )
+
 
 class _MyResponse(StringIO.StringIO):
     def __init__(self, body, **kwargs):
@@ -120,8 +172,16 @@
 class _MyHTTPConnection(object):
     "This class is just a mock of httplib.HTTPConnection used for testing"
 
-    def __init__(self, host, port=None, key_file=None, cert_file=None,
-                 strict=None, timeout=None, proxy_info=None):
+    def __init__(
+        self,
+        host,
+        port=None,
+        key_file=None,
+        cert_file=None,
+        strict=None,
+        timeout=None,
+        proxy_info=None,
+    ):
         self.host = host
         self.port = port
         self.timeout = timeout
@@ -144,13 +204,22 @@
     def getresponse(self):
         return _MyResponse("the body", status="200")
 
+
 class _MyHTTPBadStatusConnection(object):
     "Mock of httplib.HTTPConnection that raises BadStatusLine."
 
     num_calls = 0
 
-    def __init__(self, host, port=None, key_file=None, cert_file=None,
-                 strict=None, timeout=None, proxy_info=None):
+    def __init__(
+        self,
+        host,
+        port=None,
+        key_file=None,
+        cert_file=None,
+        strict=None,
+        timeout=None,
+        proxy_info=None,
+    ):
         self.host = host
         self.port = port
         self.timeout = timeout
@@ -178,43 +247,48 @@
 class HttpTest(unittest.TestCase):
     def setUp(self):
         if os.path.exists(cacheDirName):
-            [os.remove(os.path.join(cacheDirName, file)) for file in os.listdir(cacheDirName)]
+            [
+                os.remove(os.path.join(cacheDirName, file))
+                for file in os.listdir(cacheDirName)
+            ]
 
         if sys.version_info < (2, 6):
             disable_cert_validation = True
         else:
             disable_cert_validation = False
         self.http = httplib2.Http(
-                cacheDirName,
-                disable_ssl_certificate_validation=disable_cert_validation)
+            cacheDirName, disable_ssl_certificate_validation=disable_cert_validation
+        )
         self.http.clear_credentials()
 
     def testIPv6NoSSL(self):
         try:
-          self.http.request("http://[::1]/")
+            self.http.request("http://[::1]/")
         except socket.gaierror:
-          self.fail("should get the address family right for IPv6")
+            self.fail("should get the address family right for IPv6")
         except socket.error:
-          # Even if IPv6 isn't installed on a machine it should just raise socket.error
-          pass
+            # Even if IPv6 isn't installed on a machine it should just raise socket.error
+            pass
 
     def testIPv6SSL(self):
         try:
-          self.http.request("https://[::1]/")
+            self.http.request("https://[::1]/")
         except socket.gaierror:
-          self.fail("should get the address family right for IPv6")
+            self.fail("should get the address family right for IPv6")
         except httplib2.CertificateHostnameMismatch:
-          # We connected and verified that the certificate doesn't match
-          #  the name. Good enough.
-          pass
+            # We connected and verified that the certificate doesn't match
+            #  the name. Good enough.
+            pass
         except socket.error:
-          # Even if IPv6 isn't installed on a machine it should just raise socket.error
-          pass
+            # Even if IPv6 isn't installed on a machine it should just raise socket.error
+            pass
 
     def testConnectionType(self):
         self.http.force_exception_to_status_code = False
-        response, content = self.http.request("http://bitworking.org", connection_type=_MyHTTPConnection)
-        self.assertEqual(response['content-location'], "http://bitworking.org")
+        response, content = self.http.request(
+            "http://bitworking.org", connection_type=_MyHTTPConnection
+        )
+        self.assertEqual(response["content-location"], "http://bitworking.org")
         self.assertEqual(content, "the body")
 
     def testBadStatusLineRetry(self):
@@ -222,8 +296,9 @@
         httplib2.RETRIES = 1
         self.http.force_exception_to_status_code = False
         try:
-            response, content = self.http.request("http://bitworking.org",
-                connection_type=_MyHTTPBadStatusConnection)
+            response, content = self.http.request(
+                "http://bitworking.org", connection_type=_MyHTTPBadStatusConnection
+            )
         except httplib.BadStatusLine:
             self.assertEqual(2, _MyHTTPBadStatusConnection.num_calls)
         httplib2.RETRIES = old_retries
@@ -232,7 +307,9 @@
         self.http.force_exception_to_status_code = False
         try:
             self.http.request("http://fred.bitworking.org/")
-            self.fail("An httplib2.ServerNotFoundError Exception must be thrown on an unresolvable server.")
+            self.fail(
+                "An httplib2.ServerNotFoundError Exception must be thrown on an unresolvable server."
+            )
         except httplib2.ServerNotFoundError:
             pass
 
@@ -240,15 +317,15 @@
         self.http.force_exception_to_status_code = True
 
         (response, content) = self.http.request("http://fred.bitworking.org/")
-        self.assertEqual(response['content-type'], 'text/plain')
+        self.assertEqual(response["content-type"], "text/plain")
         self.assertTrue(content.startswith("Unable to find"))
         self.assertEqual(response.status, 400)
 
     def testGetConnectionRefused(self):
         self.http.force_exception_to_status_code = False
         try:
-          self.http.request("http://localhost:7777/")
-          self.fail("An socket.error exception must be thrown on Connection Refused.")
+            self.http.request("http://localhost:7777/")
+            self.fail("An socket.error exception must be thrown on Connection Refused.")
         except socket.error:
             pass
 
@@ -256,32 +333,35 @@
         self.http.force_exception_to_status_code = True
 
         (response, content) = self.http.request("http://localhost:7777/")
-        self.assertEqual(response['content-type'], 'text/plain')
-        self.assertTrue("Connection refused" in content
-            or "actively refused" in content,
-            "Unexpected status %(content)s" % vars())
+        self.assertEqual(response["content-type"], "text/plain")
+        self.assertTrue(
+            "Connection refused" in content or "actively refused" in content,
+            "Unexpected status %(content)s" % vars(),
+        )
         self.assertEqual(response.status, 400)
 
     def testGetIRI(self):
-        if sys.version_info >= (2,3):
-            uri = urlparse.urljoin(base, u"reflector/reflector.cgi?d=\N{CYRILLIC CAPITAL LETTER DJE}")
+        if sys.version_info >= (2, 3):
+            uri = urlparse.urljoin(
+                base, u"reflector/reflector.cgi?d=\N{CYRILLIC CAPITAL LETTER DJE}"
+            )
             (response, content) = self.http.request(uri, "GET")
             d = self.reflector(content)
-            self.assertTrue('QUERY_STRING' in d)
-            self.assertTrue(d['QUERY_STRING'].find('%D0%82') > 0)
+            self.assertTrue("QUERY_STRING" in d)
+            self.assertTrue(d["QUERY_STRING"].find("%D0%82") > 0)
 
     def testGetIsDefaultMethod(self):
         # Test that GET is the default method
         uri = urlparse.urljoin(base, "methods/method_reflector.cgi")
         (response, content) = self.http.request(uri)
-        self.assertEqual(response['x-method'], "GET")
+        self.assertEqual(response["x-method"], "GET")
 
     def testDifferentMethods(self):
         # Test that all methods can be used
         uri = urlparse.urljoin(base, "methods/method_reflector.cgi")
         for method in ["GET", "PUT", "DELETE", "POST"]:
             (response, content) = self.http.request(uri, method, body=" ")
-            self.assertEqual(response['x-method'], method)
+            self.assertEqual(response["x-method"], method)
 
     def testHeadRead(self):
         # Test that we don't try to read the response of a HEAD request
@@ -305,14 +385,18 @@
         # Test that can do a GET with cache and 'only-if-cached'
         uri = urlparse.urljoin(base, "304/test_etag.txt")
         (response, content) = self.http.request(uri, "GET")
-        (response, content) = self.http.request(uri, "GET", headers={'cache-control': 'only-if-cached'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "only-if-cached"}
+        )
         self.assertEqual(response.fromcache, True)
         self.assertEqual(response.status, 200)
 
     def testGetOnlyIfCachedCacheMiss(self):
         # Test that can do a GET with no cache with 'only-if-cached'
         uri = urlparse.urljoin(base, "304/test_etag.txt")
-        (response, content) = self.http.request(uri, "GET", headers={'cache-control': 'only-if-cached'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "only-if-cached"}
+        )
         self.assertEqual(response.fromcache, False)
         self.assertEqual(response.status, 504)
 
@@ -323,7 +407,9 @@
         # test can't really be guaranteed to pass.
         http = httplib2.Http()
         uri = urlparse.urljoin(base, "304/test_etag.txt")
-        (response, content) = http.request(uri, "GET", headers={'cache-control': 'only-if-cached'})
+        (response, content) = http.request(
+            uri, "GET", headers={"cache-control": "only-if-cached"}
+        )
         self.assertEqual(response.fromcache, False)
         self.assertEqual(response.status, 504)
 
@@ -338,7 +424,9 @@
         # Test that the default user-agent can be over-ridden
 
         uri = urlparse.urljoin(base, "user-agent/test.cgi")
-        (response, content) = self.http.request(uri, "GET", headers={'User-Agent': 'fred/1.0'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"User-Agent": "fred/1.0"}
+        )
         self.assertEqual(response.status, 200)
         self.assertTrue(content.startswith("fred/1.0"))
 
@@ -371,7 +459,7 @@
         uri = urlparse.urljoin(base, "300/without-location-header.asis")
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 300)
-        self.assertTrue(response['content-type'].startswith("text/html"))
+        self.assertTrue(response["content-type"].startswith("text/html"))
         self.assertEqual(response.previous, None)
 
     def testGet301(self):
@@ -381,15 +469,15 @@
         destination = urlparse.urljoin(base, "302/final-destination.txt")
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
-        self.assertTrue('content-location' in response)
-        self.assertEqual(response['content-location'], destination)
+        self.assertTrue("content-location" in response)
+        self.assertEqual(response["content-location"], destination)
         self.assertEqual(content, "This is the final destination.\n")
         self.assertEqual(response.previous.status, 301)
         self.assertEqual(response.previous.fromcache, False)
 
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
-        self.assertEqual(response['content-location'], destination)
+        self.assertEqual(response["content-location"], destination)
         self.assertEqual(content, "This is the final destination.\n")
         self.assertEqual(response.previous.status, 301)
         self.assertEqual(response.previous.fromcache, True)
@@ -412,7 +500,6 @@
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 301)
 
-
     def testGet302(self):
         # Test that we automatically follow 302 redirects
         # and that we DO NOT cache the 302 response
@@ -420,7 +507,7 @@
         destination = urlparse.urljoin(base, "302/final-destination.txt")
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
-        self.assertEqual(response['content-location'], destination)
+        self.assertEqual(response["content-location"], destination)
         self.assertEqual(content, "This is the final destination.\n")
         self.assertEqual(response.previous.status, 302)
         self.assertEqual(response.previous.fromcache, False)
@@ -429,11 +516,11 @@
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, True)
-        self.assertEqual(response['content-location'], destination)
+        self.assertEqual(response["content-location"], destination)
         self.assertEqual(content, "This is the final destination.\n")
         self.assertEqual(response.previous.status, 302)
         self.assertEqual(response.previous.fromcache, False)
-        self.assertEqual(response.previous['content-location'], uri)
+        self.assertEqual(response.previous["content-location"], uri)
 
         uri = urlparse.urljoin(base, "302/twostep.asis")
 
@@ -452,7 +539,7 @@
 
         uri = urlparse.urljoin(base, "302/twostep.asis")
         try:
-            (response, content) = self.http.request(uri, "GET", redirections = 1)
+            (response, content) = self.http.request(uri, "GET", redirections=1)
             self.fail("This should not happen")
         except httplib2.RedirectLimit:
             pass
@@ -462,10 +549,10 @@
         # Re-run the test with out the exceptions
         self.http.force_exception_to_status_code = True
 
-        (response, content) = self.http.request(uri, "GET", redirections = 1)
+        (response, content) = self.http.request(uri, "GET", redirections=1)
         self.assertEqual(response.status, 500)
         self.assertTrue(response.reason.startswith("Redirected more"))
-        self.assertEqual("302", response['status'])
+        self.assertEqual("302", response["status"])
         self.assertTrue(content.startswith("<html>"))
         self.assertTrue(response.previous != None)
 
@@ -488,7 +575,7 @@
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 500)
         self.assertTrue(response.reason.startswith("Redirected but"))
-        self.assertEqual("302", response['status'])
+        self.assertEqual("302", response["status"])
         self.assertTrue(content.startswith("This is content"))
 
     def testGet301ViaHttps(self):
@@ -499,7 +586,9 @@
 
     def testGetViaHttps(self):
         # Test that we can handle HTTPS
-        (response, content) = self.http.request("https://www.google.com/adsense/", "GET")
+        (response, content) = self.http.request(
+            "https://www.google.com/adsense/", "GET"
+        )
         self.assertEqual(200, response.status)
 
     def testGetViaHttpsSpecViolationOnLocation(self):
@@ -514,30 +603,34 @@
     def testSslCertValidationDoubleDots(self):
         pass
         # No longer a valid test.
-        #if sys.version_info >= (2, 6):
+        # if sys.version_info >= (2, 6):
         # Test that we get match a double dot cert
-        #try:
+        # try:
         #  self.http.request("https://www.appspot.com/", "GET")
-        #except httplib2.CertificateHostnameMismatch:
+        # except httplib2.CertificateHostnameMismatch:
         #  self.fail('cert with *.*.appspot.com should not raise an exception.')
 
     def testSslHostnameValidation(self):
-      pass
+        pass
         # No longer a valid test.
-        #if sys.version_info >= (2, 6):
-            # The SSL server at google.com:443 returns a certificate for
-            # 'www.google.com', which results in a host name mismatch.
-            # Note that this test only works because the ssl module and httplib2
-            # do not support SNI; for requests specifying a server name of
-            # 'google.com' via SNI, a matching cert would be returned.
+        # if sys.version_info >= (2, 6):
+        # The SSL server at google.com:443 returns a certificate for
+        # 'www.google.com', which results in a host name mismatch.
+        # Note that this test only works because the ssl module and httplib2
+        # do not support SNI; for requests specifying a server name of
+        # 'google.com' via SNI, a matching cert would be returned.
         #    self.assertRaises(httplib2.CertificateHostnameMismatch,
         #            self.http.request, "https://google.com/", "GET")
 
     def testSslCertValidationWithoutSslModuleFails(self):
         if sys.version_info < (2, 6):
             http = httplib2.Http(disable_ssl_certificate_validation=False)
-            self.assertRaises(httplib2.CertificateValidationUnsupported,
-                    http.request, "https://www.google.com/", "GET")
+            self.assertRaises(
+                httplib2.CertificateValidationUnsupported,
+                http.request,
+                "https://www.google.com/",
+                "GET",
+            )
 
     def testGetViaHttpsKeyCert(self):
         #  At this point I can only test
@@ -555,17 +648,20 @@
         except:
             pass
         self.assertEqual(http.connections["https:bitworking.org"].key_file, "akeyfile")
-        self.assertEqual(http.connections["https:bitworking.org"].cert_file, "acertfile")
+        self.assertEqual(
+            http.connections["https:bitworking.org"].cert_file, "acertfile"
+        )
 
         try:
             (response, content) = http.request("https://notthere.bitworking.org", "GET")
         except:
             pass
-        self.assertEqual(http.connections["https:notthere.bitworking.org"].key_file, None)
-        self.assertEqual(http.connections["https:notthere.bitworking.org"].cert_file, None)
-
-
-
+        self.assertEqual(
+            http.connections["https:notthere.bitworking.org"].key_file, None
+        )
+        self.assertEqual(
+            http.connections["https:notthere.bitworking.org"].cert_file, None
+        )
 
     def testGet303(self):
         # Do a follow-up GET on a Location: header
@@ -587,36 +683,46 @@
     def test303ForDifferentMethods(self):
         # Test that all methods can be used
         uri = urlparse.urljoin(base, "303/redirect-to-reflector.cgi")
-        for (method, method_on_303) in [("PUT", "GET"), ("DELETE", "GET"), ("POST", "GET"), ("GET", "GET"), ("HEAD", "GET")]:
+        for (method, method_on_303) in [
+            ("PUT", "GET"),
+            ("DELETE", "GET"),
+            ("POST", "GET"),
+            ("GET", "GET"),
+            ("HEAD", "GET"),
+        ]:
             (response, content) = self.http.request(uri, method, body=" ")
-            self.assertEqual(response['x-method'], method_on_303)
+            self.assertEqual(response["x-method"], method_on_303)
 
     def test303AndForwardAuthorizationHeader(self):
         # Test that all methods can be used
         uri = urlparse.urljoin(base, "303/redirect-to-header-reflector.cgi")
-        headers = {'authorization': 'Bearer foo'}
-        response, content = self.http.request(uri, 'GET', body=" ",
-            headers=headers)
+        headers = {"authorization": "Bearer foo"}
+        response, content = self.http.request(uri, "GET", body=" ", headers=headers)
         # self.assertTrue('authorization' not in content)
         self.http.follow_all_redirects = True
         self.http.forward_authorization_headers = True
-        response, content = self.http.request(uri, 'GET', body=" ",
-            headers=headers)
+        response, content = self.http.request(uri, "GET", body=" ", headers=headers)
         # Oh, how I wish Apache didn't eat the Authorization header.
         # self.assertTrue('authorization' in content)
 
     def testGet304(self):
         # Test that we use ETags properly to validate our cache
         uri = urlparse.urljoin(base, "304/test_etag.txt")
-        (response, content) = self.http.request(uri, "GET", headers= {'accept-encoding': 'identity'})
-        self.assertNotEqual(response['etag'], "")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertNotEqual(response["etag"], "")
 
         (response, content) = self.http.request(uri, "GET")
-        (response, content) = self.http.request(uri, "GET", headers = {'cache-control': 'must-revalidate'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "must-revalidate"}
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, True)
 
-        cache_file_name = os.path.join(cacheDirName, httplib2.safename(httplib2.urlnorm(uri)[-1]))
+        cache_file_name = os.path.join(
+            cacheDirName, httplib2.safename(httplib2.urlnorm(uri)[-1])
+        )
         f = open(cache_file_name, "r")
         status_line = f.readline()
         f.close()
@@ -627,57 +733,83 @@
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, True)
 
-        (response, content) = self.http.request(uri, "GET", headers = {'range': 'bytes=0-0'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"range": "bytes=0-0"}
+        )
         self.assertEqual(response.status, 206)
         self.assertEqual(response.fromcache, False)
 
     def testGetIgnoreEtag(self):
         # Test that we can forcibly ignore ETags
         uri = urlparse.urljoin(base, "reflector/reflector.cgi")
-        (response, content) = self.http.request(uri, "GET", headers= {'accept-encoding': 'identity'})
-        self.assertNotEqual(response['etag'], "")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertNotEqual(response["etag"], "")
 
-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'cache-control': 'max-age=0'})
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={"accept-encoding": "identity", "cache-control": "max-age=0"},
+        )
         d = self.reflector(content)
-        self.assertTrue('HTTP_IF_NONE_MATCH' in d)
+        self.assertTrue("HTTP_IF_NONE_MATCH" in d)
 
         self.http.ignore_etag = True
-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'cache-control': 'max-age=0'})
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={"accept-encoding": "identity", "cache-control": "max-age=0"},
+        )
         d = self.reflector(content)
         self.assertEqual(response.fromcache, False)
-        self.assertFalse('HTTP_IF_NONE_MATCH' in d)
+        self.assertFalse("HTTP_IF_NONE_MATCH" in d)
 
     def testOverrideEtag(self):
         # Test that we can forcibly ignore ETags
         uri = urlparse.urljoin(base, "reflector/reflector.cgi")
-        (response, content) = self.http.request(uri, "GET", headers= {'accept-encoding': 'identity'})
-        self.assertNotEqual(response['etag'], "")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertNotEqual(response["etag"], "")
 
-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'cache-control': 'max-age=0'})
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={"accept-encoding": "identity", "cache-control": "max-age=0"},
+        )
         d = self.reflector(content)
-        self.assertTrue('HTTP_IF_NONE_MATCH' in d)
-        self.assertNotEqual(d['HTTP_IF_NONE_MATCH'], "fred")
+        self.assertTrue("HTTP_IF_NONE_MATCH" in d)
+        self.assertNotEqual(d["HTTP_IF_NONE_MATCH"], "fred")
 
-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'cache-control': 'max-age=0', 'if-none-match': 'fred'})
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={
+                "accept-encoding": "identity",
+                "cache-control": "max-age=0",
+                "if-none-match": "fred",
+            },
+        )
         d = self.reflector(content)
-        self.assertTrue('HTTP_IF_NONE_MATCH' in d)
-        self.assertEqual(d['HTTP_IF_NONE_MATCH'], "fred")
+        self.assertTrue("HTTP_IF_NONE_MATCH" in d)
+        self.assertEqual(d["HTTP_IF_NONE_MATCH"], "fred")
 
-#MAP-commented this out because it consistently fails
-#    def testGet304EndToEnd(self):
-#       # Test that end to end headers get overwritten in the cache
-#        uri = urlparse.urljoin(base, "304/end2end.cgi")
-#        (response, content) = self.http.request(uri, "GET")
-#        self.assertNotEqual(response['etag'], "")
-#        old_date = response['date']
-#        time.sleep(2)
-#
-#        (response, content) = self.http.request(uri, "GET", headers = {'Cache-Control': 'max-age=0'})
-#        # The response should be from the cache, but the Date: header should be updated.
-#        new_date = response['date']
-#        self.assertNotEqual(new_date, old_date)
-#        self.assertEqual(response.status, 200)
-#        self.assertEqual(response.fromcache, True)
+    # MAP-commented this out because it consistently fails
+    #    def testGet304EndToEnd(self):
+    #       # Test that end to end headers get overwritten in the cache
+    #        uri = urlparse.urljoin(base, "304/end2end.cgi")
+    #        (response, content) = self.http.request(uri, "GET")
+    #        self.assertNotEqual(response['etag'], "")
+    #        old_date = response['date']
+    #        time.sleep(2)
+    #
+    #        (response, content) = self.http.request(uri, "GET", headers = {'Cache-Control': 'max-age=0'})
+    #        # The response should be from the cache, but the Date: header should be updated.
+    #        new_date = response['date']
+    #        self.assertNotEqual(new_date, old_date)
+    #        self.assertEqual(response.status, 200)
+    #        self.assertEqual(response.fromcache, True)
 
     def testGet304LastModified(self):
         # Test that we can still handle a 304
@@ -685,7 +817,7 @@
         uri = urlparse.urljoin(base, "304/last-modified-only/last-modified-only.txt")
         (response, content) = self.http.request(uri, "GET")
 
-        self.assertNotEqual(response['last-modified'], "")
+        self.assertNotEqual(response["last-modified"], "")
         (response, content) = self.http.request(uri, "GET")
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
@@ -715,29 +847,29 @@
         self.assertEqual(response.status, 410)
 
     def testVaryHeaderSimple(self):
-        """
-        RFC 2616 13.6
-        When the cache receives a subsequent request whose Request-URI
-        specifies one or more cache entries including a Vary header field,
-        the cache MUST NOT use such a cache entry to construct a response
-        to the new request unless all of the selecting request-headers
-        present in the new request match the corresponding stored
-        request-headers in the original request.
+        """RFC 2616 13.6 When the cache receives a subsequent request whose Request-URI specifies one or more cache entries including a Vary header field, the cache MUST NOT use such a cache entry to construct a response to the new request unless all of the selecting request-headers present in the new request match the corresponding stored request-headers in the original request.
+
         """
         # test that the vary header is sent
         uri = urlparse.urljoin(base, "vary/accept.asis")
-        (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/plain'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/plain"}
+        )
         self.assertEqual(response.status, 200)
-        self.assertTrue('vary' in response)
+        self.assertTrue("vary" in response)
 
         # get the resource again, from the cache since accept header in this
         # request is the same as the request
-        (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/plain'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/plain"}
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, True, msg="Should be from cache")
 
         # get the resource again, not from cache since Accept headers does not match
-        (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/html'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/html"}
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, False, msg="Should not be from cache")
 
@@ -766,45 +898,62 @@
 
     def testVaryHeaderDouble(self):
         uri = urlparse.urljoin(base, "vary/accept-double.asis")
-        (response, content) = self.http.request(uri, "GET", headers={
-            'Accept': 'text/plain', 'Accept-Language': 'da, en-gb;q=0.8, en;q=0.7'})
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={
+                "Accept": "text/plain",
+                "Accept-Language": "da, en-gb;q=0.8, en;q=0.7",
+            },
+        )
         self.assertEqual(response.status, 200)
-        self.assertTrue('vary' in response)
+        self.assertTrue("vary" in response)
 
         # we are from cache
-        (response, content) = self.http.request(uri, "GET", headers={
-            'Accept': 'text/plain', 'Accept-Language': 'da, en-gb;q=0.8, en;q=0.7'})
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={
+                "Accept": "text/plain",
+                "Accept-Language": "da, en-gb;q=0.8, en;q=0.7",
+            },
+        )
         self.assertEqual(response.fromcache, True, msg="Should be from cache")
 
-        (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/plain'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/plain"}
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, False)
 
         # get the resource again, not from cache, varied headers don't match exact
-        (response, content) = self.http.request(uri, "GET", headers={'Accept-Language': 'da'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept-Language": "da"}
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, False, msg="Should not be from cache")
 
     def testVaryUnusedHeader(self):
         # A header's value is not considered to vary if it's not used at all.
         uri = urlparse.urljoin(base, "vary/unused-header.asis")
-        (response, content) = self.http.request(uri, "GET", headers={
-            'Accept': 'text/plain'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/plain"}
+        )
         self.assertEqual(response.status, 200)
-        self.assertTrue('vary' in response)
+        self.assertTrue("vary" in response)
 
         # we are from cache
-        (response, content) = self.http.request(uri, "GET", headers={
-            'Accept': 'text/plain',})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/plain"}
+        )
         self.assertEqual(response.fromcache, True, msg="Should be from cache")
 
-
     def testHeadGZip(self):
         # Test that we don't try to decompress a HEAD response
         uri = urlparse.urljoin(base, "gzip/final-destination.txt")
         (response, content) = self.http.request(uri, "HEAD")
         self.assertEqual(response.status, 200)
-        self.assertNotEqual(int(response['content-length']), 0)
+        self.assertNotEqual(int(response["content-length"]), 0)
         self.assertEqual(content, "")
 
     def testGetGZip(self):
@@ -812,17 +961,19 @@
         uri = urlparse.urljoin(base, "gzip/final-destination.txt")
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
-        self.assertFalse('content-encoding' in response)
-        self.assertTrue('-content-encoding' in response)
-        self.assertEqual(int(response['content-length']), len("This is the final destination.\n"))
+        self.assertFalse("content-encoding" in response)
+        self.assertTrue("-content-encoding" in response)
+        self.assertEqual(
+            int(response["content-length"]), len("This is the final destination.\n")
+        )
         self.assertEqual(content, "This is the final destination.\n")
 
     def testPostAndGZipResponse(self):
         uri = urlparse.urljoin(base, "gzip/post.cgi")
         (response, content) = self.http.request(uri, "POST", body=" ")
         self.assertEqual(response.status, 200)
-        self.assertFalse('content-encoding' in response)
-        self.assertTrue('-content-encoding' in response)
+        self.assertFalse("content-encoding" in response)
+        self.assertTrue("-content-encoding" in response)
 
     def testGetGZipFailure(self):
         # Test that we raise a good exception when the gzip fails
@@ -848,6 +999,7 @@
         uri = urlparse.urljoin(base, "timeout/timeout.cgi")
         try:
             import socket
+
             socket.setdefaulttimeout(1)
         except:
             # Don't run the test if we can't set the timeout
@@ -867,9 +1019,8 @@
         self.assertTrue(response.reason.startswith("Request Timeout"))
         self.assertTrue(content.startswith("Request Timeout"))
 
-
     def testHTTPSInitTimeout(self):
-        c = httplib2.HTTPSConnectionWithTimeout('localhost', 80, timeout=47)
+        c = httplib2.HTTPSConnectionWithTimeout("localhost", 80, timeout=47)
         self.assertEqual(47, c.timeout)
 
     def testGetDeflate(self):
@@ -877,8 +1028,10 @@
         uri = urlparse.urljoin(base, "deflate/deflated.asis")
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
-        self.assertFalse('content-encoding' in response)
-        self.assertEqual(int(response['content-length']), len("This is the final destination."))
+        self.assertFalse("content-encoding" in response)
+        self.assertEqual(
+            int(response["content-length"]), len("This is the final destination.")
+        )
         self.assertEqual(content, "This is the final destination.")
 
     def testGetDeflateFailure(self):
@@ -907,31 +1060,48 @@
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
         self.assertEqual(content, "This is content\n")
-        self.assertEqual(response['link'].split(",")[0], '<http://bitworking.org>; rel="home"; title="BitWorking"')
+        self.assertEqual(
+            response["link"].split(",")[0],
+            '<http://bitworking.org>; rel="home"; title="BitWorking"',
+        )
 
     def testGetCacheControlNoCache(self):
         # Test Cache-Control: no-cache on requests
         uri = urlparse.urljoin(base, "304/test_etag.txt")
-        (response, content) = self.http.request(uri, "GET", headers= {'accept-encoding': 'identity'})
-        self.assertNotEqual(response['etag'], "")
-        (response, content) = self.http.request(uri, "GET", headers= {'accept-encoding': 'identity'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertNotEqual(response["etag"], "")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, True)
 
-        (response, content) = self.http.request(uri, "GET", headers={'accept-encoding': 'identity', 'Cache-Control': 'no-cache'})
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={"accept-encoding": "identity", "Cache-Control": "no-cache"},
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, False)
 
     def testGetCacheControlPragmaNoCache(self):
         # Test Pragma: no-cache on requests
         uri = urlparse.urljoin(base, "304/test_etag.txt")
-        (response, content) = self.http.request(uri, "GET", headers= {'accept-encoding': 'identity'})
-        self.assertNotEqual(response['etag'], "")
-        (response, content) = self.http.request(uri, "GET", headers= {'accept-encoding': 'identity'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertNotEqual(response["etag"], "")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, True)
 
-        (response, content) = self.http.request(uri, "GET", headers={'accept-encoding': 'identity', 'Pragma': 'no-cache'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity", "Pragma": "no-cache"}
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, False)
 
@@ -939,11 +1109,15 @@
         # A no-store request means that the response should not be stored.
         uri = urlparse.urljoin(base, "304/test_etag.txt")
 
-        (response, content) = self.http.request(uri, "GET", headers={'Cache-Control': 'no-store'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Cache-Control": "no-store"}
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, False)
 
-        (response, content) = self.http.request(uri, "GET", headers={'Cache-Control': 'no-store'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Cache-Control": "no-store"}
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, False)
 
@@ -967,8 +1141,12 @@
         (response, content) = self.http.request(uri, "GET")
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.fromcache, True)
-        (response, content) = self.http.request(uri, "GET", headers={'Cache-Control': 'no-store, no-cache'})
-        (response, content) = self.http.request(uri, "GET", headers={'Cache-Control': 'no-store, no-cache'})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Cache-Control": "no-store, no-cache"}
+        )
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Cache-Control": "no-store, no-cache"}
+        )
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, False)
 
@@ -1016,7 +1194,6 @@
         (response, content) = self.http.request(uri, "PATCH", body="foo")
         self.assertEqual(response.status, 412)
 
-
     def testUpdateUsesCachedETagAndOCMethod(self):
         # Test that we natively support http://www.w3.org/1999/04/Editing/
         uri = urlparse.urljoin(base, "conditional-updates/test.cgi")
@@ -1031,7 +1208,6 @@
         (response, content) = self.http.request(uri, "DELETE")
         self.assertEqual(response.status, 200)
 
-
     def testUpdateUsesCachedETagOverridden(self):
         # Test that we natively support http://www.w3.org/1999/04/Editing/
         uri = urlparse.urljoin(base, "conditional-updates/test.cgi")
@@ -1042,7 +1218,9 @@
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
         self.assertEqual(response.fromcache, True)
-        (response, content) = self.http.request(uri, "PUT", body="foo", headers={'if-match': 'fred'})
+        (response, content) = self.http.request(
+            uri, "PUT", body="foo", headers={"if-match": "fred"}
+        )
         self.assertEqual(response.status, 412)
 
     def testBasicAuth(self):
@@ -1055,7 +1233,7 @@
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 401)
 
-        self.http.add_credentials('joe', 'password')
+        self.http.add_credentials("joe", "password")
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
 
@@ -1073,7 +1251,7 @@
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 401)
 
-        self.http.add_credentials('joe', 'password', "example.org")
+        self.http.add_credentials("joe", "password", "example.org")
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 401)
 
@@ -1082,7 +1260,7 @@
         self.assertEqual(response.status, 401)
 
         domain = urlparse.urlparse(base)[1]
-        self.http.add_credentials('joe', 'password', domain)
+        self.http.add_credentials("joe", "password", domain)
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
 
@@ -1090,11 +1268,6 @@
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
 
-
-
-
-
-
     def testBasicAuthTwoDifferentCredentials(self):
         # Test Basic Authentication with multiple sets of credentials
         uri = urlparse.urljoin(base, "basic2/file.txt")
@@ -1105,7 +1278,7 @@
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 401)
 
-        self.http.add_credentials('fred', 'barney')
+        self.http.add_credentials("fred", "barney")
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
 
@@ -1125,7 +1298,7 @@
         self.assertEqual(response.status, 401)
 
         # Now add in credentials one at a time and test.
-        self.http.add_credentials('joe', 'password')
+        self.http.add_credentials("joe", "password")
 
         uri = urlparse.urljoin(base, "basic-nested/")
         (response, content) = self.http.request(uri, "GET")
@@ -1135,7 +1308,7 @@
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 401)
 
-        self.http.add_credentials('fred', 'barney')
+        self.http.add_credentials("fred", "barney")
 
         uri = urlparse.urljoin(base, "basic-nested/")
         (response, content) = self.http.request(uri, "GET")
@@ -1151,7 +1324,7 @@
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 401)
 
-        self.http.add_credentials('joe', 'password')
+        self.http.add_credentials("joe", "password")
         (response, content) = self.http.request(uri, "GET")
         self.assertEqual(response.status, 200)
 
@@ -1162,49 +1335,59 @@
         # Test that if the server sets nextnonce that we reset
         # the nonce count back to 1
         uri = urlparse.urljoin(base, "digest/file.txt")
-        self.http.add_credentials('joe', 'password')
-        (response, content) = self.http.request(uri, "GET", headers = {"cache-control":"no-cache"})
-        info = httplib2._parse_www_authenticate(response, 'authentication-info')
+        self.http.add_credentials("joe", "password")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "no-cache"}
+        )
+        info = httplib2._parse_www_authenticate(response, "authentication-info")
         self.assertEqual(response.status, 200)
-        (response, content) = self.http.request(uri, "GET", headers = {"cache-control":"no-cache"})
-        info2 = httplib2._parse_www_authenticate(response, 'authentication-info')
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "no-cache"}
+        )
+        info2 = httplib2._parse_www_authenticate(response, "authentication-info")
         self.assertEqual(response.status, 200)
 
-        if 'nextnonce' in info:
-            self.assertEqual(info2['nc'], 1)
+        if "nextnonce" in info:
+            self.assertEqual(info2["nc"], 1)
 
     def testDigestAuthStale(self):
         # Test that we can handle a nonce becoming stale
         uri = urlparse.urljoin(base, "digest-expire/file.txt")
-        self.http.add_credentials('joe', 'password')
-        (response, content) = self.http.request(uri, "GET", headers = {"cache-control":"no-cache"})
-        info = httplib2._parse_www_authenticate(response, 'authentication-info')
+        self.http.add_credentials("joe", "password")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "no-cache"}
+        )
+        info = httplib2._parse_www_authenticate(response, "authentication-info")
         self.assertEqual(response.status, 200)
 
         time.sleep(3)
         # Sleep long enough that the nonce becomes stale
 
-        (response, content) = self.http.request(uri, "GET", headers = {"cache-control":"no-cache"})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "no-cache"}
+        )
         self.assertFalse(response.fromcache)
         self.assertTrue(response._stale_digest)
-        info3 = httplib2._parse_www_authenticate(response, 'authentication-info')
+        info3 = httplib2._parse_www_authenticate(response, "authentication-info")
         self.assertEqual(response.status, 200)
 
     def reflector(self, content):
-        return  dict( [tuple(x.split("=", 1)) for x in content.strip().split("\n")] )
+        return dict([tuple(x.split("=", 1)) for x in content.strip().split("\n")])
 
     def testReflector(self):
         uri = urlparse.urljoin(base, "reflector/reflector.cgi")
         (response, content) = self.http.request(uri, "GET")
         d = self.reflector(content)
-        self.assertTrue('HTTP_USER_AGENT' in d)
+        self.assertTrue("HTTP_USER_AGENT" in d)
 
     def testConnectionClose(self):
         uri = "http://www.google.com/"
         (response, content) = self.http.request(uri, "GET")
         for c in self.http.connections.values():
             self.assertNotEqual(None, c.sock)
-        (response, content) = self.http.request(uri, "GET", headers={"connection": "close"})
+        (response, content) = self.http.request(
+            uri, "GET", headers={"connection": "close"}
+        )
         for c in self.http.connections.values():
             self.assertEqual(None, c.sock)
 
@@ -1212,43 +1395,48 @@
         pickled_http = pickle.dumps(self.http)
         new_http = pickle.loads(pickled_http)
 
-        self.assertEqual(sorted(new_http.__dict__.keys()),
-                         sorted(self.http.__dict__.keys()))
+        self.assertEqual(
+            sorted(new_http.__dict__.keys()), sorted(self.http.__dict__.keys())
+        )
         for key in new_http.__dict__:
-            if key in ('certificates', 'credentials'):
-                self.assertEqual(new_http.__dict__[key].credentials,
-                                 self.http.__dict__[key].credentials)
-            elif key == 'cache':
-                self.assertEqual(new_http.__dict__[key].cache,
-                                 self.http.__dict__[key].cache)
+            if key in ("certificates", "credentials"):
+                self.assertEqual(
+                    new_http.__dict__[key].credentials,
+                    self.http.__dict__[key].credentials,
+                )
+            elif key == "cache":
+                self.assertEqual(
+                    new_http.__dict__[key].cache, self.http.__dict__[key].cache
+                )
             else:
-                self.assertEqual(new_http.__dict__[key],
-                                 self.http.__dict__[key])
+                self.assertEqual(new_http.__dict__[key], self.http.__dict__[key])
 
     def testPickleHttpWithConnection(self):
-        self.http.request('http://bitworking.org',
-                          connection_type=_MyHTTPConnection)
+        self.http.request("http://bitworking.org", connection_type=_MyHTTPConnection)
         pickled_http = pickle.dumps(self.http)
         new_http = pickle.loads(pickled_http)
 
-        self.assertEqual(self.http.connections.keys(), ['http:bitworking.org'])
+        self.assertEqual(self.http.connections.keys(), ["http:bitworking.org"])
         self.assertEqual(new_http.connections, {})
 
     def testPickleCustomRequestHttp(self):
         def dummy_request(*args, **kwargs):
             return new_request(*args, **kwargs)
-        dummy_request.dummy_attr = 'dummy_value'
+
+        dummy_request.dummy_attr = "dummy_value"
 
         self.http.request = dummy_request
         pickled_http = pickle.dumps(self.http)
         self.assertFalse("S'request'" in pickled_http)
 
+
 try:
     import memcache
+
     class HttpTestMemCached(HttpTest):
         def setUp(self):
-            self.cache = memcache.Client(['127.0.0.1:11211'], debug=0)
-            #self.cache = memcache.Client(['10.0.0.4:11211'], debug=1)
+            self.cache = memcache.Client(["127.0.0.1:11211"], debug=0)
+            # self.cache = memcache.Client(['10.0.0.4:11211'], debug=1)
             self.http = httplib2.Http(self.cache)
             self.cache.flush_all()
             # Not exactly sure why the sleep is needed here, but
@@ -1258,171 +1446,189 @@
             # was previously cached. (Maybe the flush is handled async?)
             time.sleep(1)
             self.http.clear_credentials()
+
+
 except:
     pass
 
-
-
-
 # ------------------------------------------------------------------------
 
-class HttpPrivateTest(unittest.TestCase):
 
+class HttpPrivateTest(unittest.TestCase):
     def testParseCacheControl(self):
         # Test that we can parse the Cache-Control header
         self.assertEqual({}, httplib2._parse_cache_control({}))
-        self.assertEqual({'no-cache': 1}, httplib2._parse_cache_control({'cache-control': ' no-cache'}))
-        cc = httplib2._parse_cache_control({'cache-control': ' no-cache, max-age = 7200'})
-        self.assertEqual(cc['no-cache'], 1)
-        self.assertEqual(cc['max-age'], '7200')
-        cc = httplib2._parse_cache_control({'cache-control': ' , '})
-        self.assertEqual(cc[''], 1)
+        self.assertEqual(
+            {"no-cache": 1},
+            httplib2._parse_cache_control({"cache-control": " no-cache"}),
+        )
+        cc = httplib2._parse_cache_control(
+            {"cache-control": " no-cache, max-age = 7200"}
+        )
+        self.assertEqual(cc["no-cache"], 1)
+        self.assertEqual(cc["max-age"], "7200")
+        cc = httplib2._parse_cache_control({"cache-control": " , "})
+        self.assertEqual(cc[""], 1)
 
         try:
-            cc = httplib2._parse_cache_control({'cache-control': 'Max-age=3600;post-check=1800,pre-check=3600'})
+            cc = httplib2._parse_cache_control(
+                {"cache-control": "Max-age=3600;post-check=1800,pre-check=3600"}
+            )
             self.assertTrue("max-age" in cc)
         except:
             self.fail("Should not throw exception")
 
     def testNormalizeHeaders(self):
         # Test that we normalize headers to lowercase
-        h = httplib2._normalize_headers({'Cache-Control': 'no-cache', 'Other': 'Stuff'})
-        self.assertTrue('cache-control' in h)
-        self.assertTrue('other' in h)
-        self.assertEqual('Stuff', h['other'])
+        h = httplib2._normalize_headers({"Cache-Control": "no-cache", "Other": "Stuff"})
+        self.assertTrue("cache-control" in h)
+        self.assertTrue("other" in h)
+        self.assertEqual("Stuff", h["other"])
 
     def testExpirationModelTransparent(self):
         # Test that no-cache makes our request TRANSPARENT
-        response_headers = {
-            'cache-control': 'max-age=7200'
-        }
-        request_headers = {
-            'cache-control': 'no-cache'
-        }
-        self.assertEqual("TRANSPARENT", httplib2._entry_disposition(response_headers, request_headers))
+        response_headers = {"cache-control": "max-age=7200"}
+        request_headers = {"cache-control": "no-cache"}
+        self.assertEqual(
+            "TRANSPARENT",
+            httplib2._entry_disposition(response_headers, request_headers),
+        )
 
     def testMaxAgeNonNumeric(self):
         # Test that no-cache makes our request TRANSPARENT
-        response_headers = {
-            'cache-control': 'max-age=fred, min-fresh=barney'
-        }
-        request_headers = {
-        }
-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))
-
+        response_headers = {"cache-control": "max-age=fred, min-fresh=barney"}
+        request_headers = {}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
 
     def testExpirationModelNoCacheResponse(self):
         # The date and expires point to an entry that should be
         # FRESH, but the no-cache over-rides that.
         now = time.time()
         response_headers = {
-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
-            'expires': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now+4)),
-            'cache-control': 'no-cache'
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "expires": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now + 4)),
+            "cache-control": "no-cache",
         }
-        request_headers = {
-        }
-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))
+        request_headers = {}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
 
     def testExpirationModelStaleRequestMustReval(self):
         # must-revalidate forces STALE
-        self.assertEqual("STALE", httplib2._entry_disposition({}, {'cache-control': 'must-revalidate'}))
+        self.assertEqual(
+            "STALE",
+            httplib2._entry_disposition({}, {"cache-control": "must-revalidate"}),
+        )
 
     def testExpirationModelStaleResponseMustReval(self):
         # must-revalidate forces STALE
-        self.assertEqual("STALE", httplib2._entry_disposition({'cache-control': 'must-revalidate'}, {}))
+        self.assertEqual(
+            "STALE",
+            httplib2._entry_disposition({"cache-control": "must-revalidate"}, {}),
+        )
 
     def testExpirationModelFresh(self):
         response_headers = {
-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime()),
-            'cache-control': 'max-age=2'
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime()),
+            "cache-control": "max-age=2",
         }
-        request_headers = {
-        }
-        self.assertEqual("FRESH", httplib2._entry_disposition(response_headers, request_headers))
+        request_headers = {}
+        self.assertEqual(
+            "FRESH", httplib2._entry_disposition(response_headers, request_headers)
+        )
         time.sleep(3)
-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
 
     def testExpirationMaxAge0(self):
         response_headers = {
-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime()),
-            'cache-control': 'max-age=0'
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime()),
+            "cache-control": "max-age=0",
         }
-        request_headers = {
-        }
-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))
+        request_headers = {}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
 
     def testExpirationModelDateAndExpires(self):
         now = time.time()
         response_headers = {
-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
-            'expires': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now+2)),
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "expires": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now + 2)),
         }
-        request_headers = {
-        }
-        self.assertEqual("FRESH", httplib2._entry_disposition(response_headers, request_headers))
+        request_headers = {}
+        self.assertEqual(
+            "FRESH", httplib2._entry_disposition(response_headers, request_headers)
+        )
         time.sleep(3)
-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
 
     def testExpiresZero(self):
         now = time.time()
         response_headers = {
-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
-            'expires': "0",
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "expires": "0",
         }
-        request_headers = {
-        }
-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))
+        request_headers = {}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
 
     def testExpirationModelDateOnly(self):
         now = time.time()
         response_headers = {
-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now+3)),
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now + 3))
         }
-        request_headers = {
-        }
-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))
+        request_headers = {}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
 
     def testExpirationModelOnlyIfCached(self):
-        response_headers = {
-        }
-        request_headers = {
-            'cache-control': 'only-if-cached',
-        }
-        self.assertEqual("FRESH", httplib2._entry_disposition(response_headers, request_headers))
+        response_headers = {}
+        request_headers = {"cache-control": "only-if-cached"}
+        self.assertEqual(
+            "FRESH", httplib2._entry_disposition(response_headers, request_headers)
+        )
 
     def testExpirationModelMaxAgeBoth(self):
         now = time.time()
         response_headers = {
-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
-            'cache-control': 'max-age=2'
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "cache-control": "max-age=2",
         }
-        request_headers = {
-            'cache-control': 'max-age=0'
-        }
-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))
+        request_headers = {"cache-control": "max-age=0"}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
 
     def testExpirationModelDateAndExpiresMinFresh1(self):
         now = time.time()
         response_headers = {
-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
-            'expires': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now+2)),
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "expires": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now + 2)),
         }
-        request_headers = {
-            'cache-control': 'min-fresh=2'
-        }
-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))
+        request_headers = {"cache-control": "min-fresh=2"}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
 
     def testExpirationModelDateAndExpiresMinFresh2(self):
         now = time.time()
         response_headers = {
-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
-            'expires': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now+4)),
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "expires": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now + 4)),
         }
-        request_headers = {
-            'cache-control': 'min-fresh=2'
-        }
-        self.assertEqual("FRESH", httplib2._entry_disposition(response_headers, request_headers))
+        request_headers = {"cache-control": "min-fresh=2"}
+        self.assertEqual(
+            "FRESH", httplib2._entry_disposition(response_headers, request_headers)
+        )
 
     def testParseWWWAuthenticateEmpty(self):
         res = httplib2._parse_www_authenticate({})
@@ -1430,199 +1636,275 @@
 
     def testParseWWWAuthenticate(self):
         # different uses of spaces around commas
-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Test realm="test realm" , foo=foo ,bar="bar", baz=baz,qux=qux'})
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Test realm="test realm" , foo=foo ,bar="bar", baz=baz,qux=qux'
+            }
+        )
         self.assertEqual(len(res.keys()), 1)
-        self.assertEqual(len(res['test'].keys()), 5)
+        self.assertEqual(len(res["test"].keys()), 5)
 
         # tokens with non-alphanum
-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'T*!%#st realm=to*!%#en, to*!%#en="quoted string"'})
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'T*!%#st realm=to*!%#en, to*!%#en="quoted string"'}
+        )
         self.assertEqual(len(res.keys()), 1)
-        self.assertEqual(len(res['t*!%#st'].keys()), 2)
+        self.assertEqual(len(res["t*!%#st"].keys()), 2)
 
         # quoted string with quoted pairs
-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Test realm="a \\"test\\" realm"'})
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'Test realm="a \\"test\\" realm"'}
+        )
         self.assertEqual(len(res.keys()), 1)
-        self.assertEqual(res['test']['realm'], 'a "test" realm')
+        self.assertEqual(res["test"]["realm"], 'a "test" realm')
 
     def testParseWWWAuthenticateStrict(self):
-        httplib2.USE_WWW_AUTH_STRICT_PARSING = 1;
-        self.testParseWWWAuthenticate();
-        httplib2.USE_WWW_AUTH_STRICT_PARSING = 0;
+        httplib2.USE_WWW_AUTH_STRICT_PARSING = 1
+        self.testParseWWWAuthenticate()
+        httplib2.USE_WWW_AUTH_STRICT_PARSING = 0
 
     def testParseWWWAuthenticateBasic(self):
-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Basic realm="me"'})
-        basic = res['basic']
-        self.assertEqual('me', basic['realm'])
+        res = httplib2._parse_www_authenticate({"www-authenticate": 'Basic realm="me"'})
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
 
-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Basic realm="me", algorithm="MD5"'})
-        basic = res['basic']
-        self.assertEqual('me', basic['realm'])
-        self.assertEqual('MD5', basic['algorithm'])
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'Basic realm="me", algorithm="MD5"'}
+        )
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+        self.assertEqual("MD5", basic["algorithm"])
 
-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Basic realm="me", algorithm=MD5'})
-        basic = res['basic']
-        self.assertEqual('me', basic['realm'])
-        self.assertEqual('MD5', basic['algorithm'])
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'Basic realm="me", algorithm=MD5'}
+        )
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+        self.assertEqual("MD5", basic["algorithm"])
 
     def testParseWWWAuthenticateBasic2(self):
-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Basic realm="me",other="fred" '})
-        basic = res['basic']
-        self.assertEqual('me', basic['realm'])
-        self.assertEqual('fred', basic['other'])
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'Basic realm="me",other="fred" '}
+        )
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+        self.assertEqual("fred", basic["other"])
 
     def testParseWWWAuthenticateBasic3(self):
-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Basic REAlm="me" '})
-        basic = res['basic']
-        self.assertEqual('me', basic['realm'])
-
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'Basic REAlm="me" '}
+        )
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
 
     def testParseWWWAuthenticateDigest(self):
-        res = httplib2._parse_www_authenticate({ 'www-authenticate':
-                'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41"'})
-        digest = res['digest']
-        self.assertEqual('testrealm@host.com', digest['realm'])
-        self.assertEqual('auth,auth-int', digest['qop'])
-
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41"'
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("testrealm@host.com", digest["realm"])
+        self.assertEqual("auth,auth-int", digest["qop"])
 
     def testParseWWWAuthenticateMultiple(self):
-        res = httplib2._parse_www_authenticate({ 'www-authenticate':
-                'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41" Basic REAlm="me" '})
-        digest = res['digest']
-        self.assertEqual('testrealm@host.com', digest['realm'])
-        self.assertEqual('auth,auth-int', digest['qop'])
-        self.assertEqual('dcd98b7102dd2f0e8b11d0f600bfb0c093', digest['nonce'])
-        self.assertEqual('5ccc069c403ebaf9f0171e9517f40e41', digest['opaque'])
-        basic = res['basic']
-        self.assertEqual('me', basic['realm'])
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41" Basic REAlm="me" '
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("testrealm@host.com", digest["realm"])
+        self.assertEqual("auth,auth-int", digest["qop"])
+        self.assertEqual("dcd98b7102dd2f0e8b11d0f600bfb0c093", digest["nonce"])
+        self.assertEqual("5ccc069c403ebaf9f0171e9517f40e41", digest["opaque"])
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
 
     def testParseWWWAuthenticateMultiple2(self):
         # Handle an added comma between challenges, which might get thrown in if the challenges were
         # originally sent in separate www-authenticate headers.
-        res = httplib2._parse_www_authenticate({ 'www-authenticate':
-                'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me" '})
-        digest = res['digest']
-        self.assertEqual('testrealm@host.com', digest['realm'])
-        self.assertEqual('auth,auth-int', digest['qop'])
-        self.assertEqual('dcd98b7102dd2f0e8b11d0f600bfb0c093', digest['nonce'])
-        self.assertEqual('5ccc069c403ebaf9f0171e9517f40e41', digest['opaque'])
-        basic = res['basic']
-        self.assertEqual('me', basic['realm'])
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me" '
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("testrealm@host.com", digest["realm"])
+        self.assertEqual("auth,auth-int", digest["qop"])
+        self.assertEqual("dcd98b7102dd2f0e8b11d0f600bfb0c093", digest["nonce"])
+        self.assertEqual("5ccc069c403ebaf9f0171e9517f40e41", digest["opaque"])
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
 
     def testParseWWWAuthenticateMultiple3(self):
         # Handle an added comma between challenges, which might get thrown in if the challenges were
         # originally sent in separate www-authenticate headers.
-        res = httplib2._parse_www_authenticate({ 'www-authenticate':
-                'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me", WSSE realm="foo", profile="UsernameToken"'})
-        digest = res['digest']
-        self.assertEqual('testrealm@host.com', digest['realm'])
-        self.assertEqual('auth,auth-int', digest['qop'])
-        self.assertEqual('dcd98b7102dd2f0e8b11d0f600bfb0c093', digest['nonce'])
-        self.assertEqual('5ccc069c403ebaf9f0171e9517f40e41', digest['opaque'])
-        basic = res['basic']
-        self.assertEqual('me', basic['realm'])
-        wsse = res['wsse']
-        self.assertEqual('foo', wsse['realm'])
-        self.assertEqual('UsernameToken', wsse['profile'])
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me", WSSE realm="foo", profile="UsernameToken"'
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("testrealm@host.com", digest["realm"])
+        self.assertEqual("auth,auth-int", digest["qop"])
+        self.assertEqual("dcd98b7102dd2f0e8b11d0f600bfb0c093", digest["nonce"])
+        self.assertEqual("5ccc069c403ebaf9f0171e9517f40e41", digest["opaque"])
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+        wsse = res["wsse"]
+        self.assertEqual("foo", wsse["realm"])
+        self.assertEqual("UsernameToken", wsse["profile"])
 
     def testParseWWWAuthenticateMultiple4(self):
-        res = httplib2._parse_www_authenticate({ 'www-authenticate':
-                'Digest realm="test-real.m@host.com", qop \t=\t"\tauth,auth-int", nonce="(*)&^&$%#",opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me", WSSE realm="foo", profile="UsernameToken"'})
-        digest = res['digest']
-        self.assertEqual('test-real.m@host.com', digest['realm'])
-        self.assertEqual('\tauth,auth-int', digest['qop'])
-        self.assertEqual('(*)&^&$%#', digest['nonce'])
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="test-real.m@host.com", qop \t=\t"\tauth,auth-int", nonce="(*)&^&$%#",opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me", WSSE realm="foo", profile="UsernameToken"'
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("test-real.m@host.com", digest["realm"])
+        self.assertEqual("\tauth,auth-int", digest["qop"])
+        self.assertEqual("(*)&^&$%#", digest["nonce"])
 
     def testParseWWWAuthenticateMoreQuoteCombos(self):
-        res = httplib2._parse_www_authenticate({'www-authenticate':'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth", stale=true'})
-        digest = res['digest']
-        self.assertEqual('myrealm', digest['realm'])
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth", stale=true'
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("myrealm", digest["realm"])
 
     def testParseWWWAuthenticateMalformed(self):
         try:
-          res = httplib2._parse_www_authenticate({'www-authenticate':'OAuth "Facebook Platform" "invalid_token" "Invalid OAuth access token."'})
-          self.fail("should raise an exception")
+            res = httplib2._parse_www_authenticate(
+                {
+                    "www-authenticate": 'OAuth "Facebook Platform" "invalid_token" "Invalid OAuth access token."'
+                }
+            )
+            self.fail("should raise an exception")
         except httplib2.MalformedHeader:
-          pass
+            pass
 
     def testDigestObject(self):
-        credentials = ('joe', 'password')
+        credentials = ("joe", "password")
         host = None
-        request_uri = '/projects/httplib2/test/digest/'
+        request_uri = "/projects/httplib2/test/digest/"
         headers = {}
         response = {
-            'www-authenticate': 'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth"'
+            "www-authenticate": 'Digest realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", '
+            'algorithm=MD5, qop="auth"'
         }
         content = ""
 
-        d = httplib2.DigestAuthentication(credentials, host, request_uri, headers, response, content, None)
+        d = httplib2.DigestAuthentication(
+            credentials, host, request_uri, headers, response, content, None
+        )
         d.request("GET", request_uri, headers, content, cnonce="33033375ec278a46")
-        our_request = "authorization: %s" % headers['authorization']
-        working_request = 'authorization: Digest username="joe", realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", uri="/projects/httplib2/test/digest/", algorithm=MD5, response="97ed129401f7cdc60e5db58a80f3ea8b", qop=auth, nc=00000001, cnonce="33033375ec278a46"'
+        our_request = "authorization: %s" % headers["authorization"]
+        working_request = (
+            'authorization: Digest username="joe", realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306",'
+            ' uri="/projects/httplib2/test/digest/", algorithm=MD5, '
+            'response="97ed129401f7cdc60e5db58a80f3ea8b", qop=auth, '
+            'nc=00000001, cnonce="33033375ec278a46"'
+        )
         self.assertEqual(our_request, working_request)
 
     def testDigestObjectWithOpaque(self):
-        credentials = ('joe', 'password')
+        credentials = ("joe", "password")
         host = None
-        request_uri = '/projects/httplib2/test/digest/'
+        request_uri = "/projects/httplib2/test/digest/"
         headers = {}
         response = {
-            'www-authenticate': 'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth", opaque="atestopaque"'
+            "www-authenticate": 'Digest realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", '
+            'algorithm=MD5, qop="auth", opaque="atestopaque"'
         }
         content = ""
 
-        d = httplib2.DigestAuthentication(credentials, host, request_uri, headers, response, content, None)
+        d = httplib2.DigestAuthentication(
+            credentials, host, request_uri, headers, response, content, None
+        )
         d.request("GET", request_uri, headers, content, cnonce="33033375ec278a46")
-        our_request = "authorization: %s" % headers['authorization']
-        working_request = 'authorization: Digest username="joe", realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", uri="/projects/httplib2/test/digest/", algorithm=MD5, response="97ed129401f7cdc60e5db58a80f3ea8b", qop=auth, nc=00000001, cnonce="33033375ec278a46", opaque="atestopaque"'
+        our_request = "authorization: %s" % headers["authorization"]
+        working_request = (
+            'authorization: Digest username="joe", realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306",'
+            ' uri="/projects/httplib2/test/digest/", algorithm=MD5, '
+            'response="97ed129401f7cdc60e5db58a80f3ea8b", qop=auth, '
+            'nc=00000001, cnonce="33033375ec278a46", '
+            'opaque="atestopaque"'
+        )
         self.assertEqual(our_request, working_request)
 
     def testDigestObjectStale(self):
-        credentials = ('joe', 'password')
+        credentials = ("joe", "password")
         host = None
-        request_uri = '/projects/httplib2/test/digest/'
+        request_uri = "/projects/httplib2/test/digest/"
         headers = {}
-        response = httplib2.Response({ })
-        response['www-authenticate'] = 'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth", stale=true'
+        response = httplib2.Response({})
+        response["www-authenticate"] = (
+            'Digest realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306",'
+            ' algorithm=MD5, qop="auth", stale=true'
+        )
         response.status = 401
         content = ""
-        d = httplib2.DigestAuthentication(credentials, host, request_uri, headers, response, content, None)
+        d = httplib2.DigestAuthentication(
+            credentials, host, request_uri, headers, response, content, None
+        )
         # Returns true to force a retry
-        self.assertTrue( d.response(response, content) )
+        self.assertTrue(d.response(response, content))
 
     def testDigestObjectAuthInfo(self):
-        credentials = ('joe', 'password')
+        credentials = ("joe", "password")
         host = None
-        request_uri = '/projects/httplib2/test/digest/'
+        request_uri = "/projects/httplib2/test/digest/"
         headers = {}
-        response = httplib2.Response({ })
-        response['www-authenticate'] = 'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth", stale=true'
-        response['authentication-info'] = 'nextnonce="fred"'
+        response = httplib2.Response({})
+        response["www-authenticate"] = (
+            'Digest realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306",'
+            ' algorithm=MD5, qop="auth", stale=true'
+        )
+        response["authentication-info"] = 'nextnonce="fred"'
         content = ""
-        d = httplib2.DigestAuthentication(credentials, host, request_uri, headers, response, content, None)
+        d = httplib2.DigestAuthentication(
+            credentials, host, request_uri, headers, response, content, None
+        )
         # Returns true to force a retry
-        self.assertFalse( d.response(response, content) )
-        self.assertEqual('fred', d.challenge['nonce'])
-        self.assertEqual(1, d.challenge['nc'])
+        self.assertFalse(d.response(response, content))
+        self.assertEqual("fred", d.challenge["nonce"])
+        self.assertEqual(1, d.challenge["nc"])
 
     def testWsseAlgorithm(self):
-        digest = httplib2._wsse_username_token("d36e316282959a9ed4c89851497a717f", "2003-12-15T14:43:07Z", "taadtaadpstcsm")
+        digest = httplib2._wsse_username_token(
+            "d36e316282959a9ed4c89851497a717f", "2003-12-15T14:43:07Z", "taadtaadpstcsm"
+        )
         expected = "quR/EWLAV4xLf9Zqyw4pDmfV9OY="
         self.assertEqual(expected, digest)
 
     def testEnd2End(self):
         # one end to end header
-        response = {'content-type': 'application/atom+xml', 'te': 'deflate'}
+        response = {"content-type": "application/atom+xml", "te": "deflate"}
         end2end = httplib2._get_end2end_headers(response)
-        self.assertTrue('content-type' in end2end)
-        self.assertTrue('te' not in end2end)
-        self.assertTrue('connection' not in end2end)
+        self.assertTrue("content-type" in end2end)
+        self.assertTrue("te" not in end2end)
+        self.assertTrue("connection" not in end2end)
 
         # one end to end header that gets eliminated
-        response = {'connection': 'content-type', 'content-type': 'application/atom+xml', 'te': 'deflate'}
+        response = {
+            "connection": "content-type",
+            "content-type": "application/atom+xml",
+            "te": "deflate",
+        }
         end2end = httplib2._get_end2end_headers(response)
-        self.assertTrue('content-type' not in end2end)
-        self.assertTrue('te' not in end2end)
-        self.assertTrue('connection' not in end2end)
+        self.assertTrue("content-type" not in end2end)
+        self.assertTrue("te" not in end2end)
+        self.assertTrue("connection" not in end2end)
 
         # Degenerate case of no headers
         response = {}
@@ -1630,7 +1912,7 @@
         self.assertEquals(0, len(end2end))
 
         # Degenerate case of connection referrring to a header not passed in
-        response = {'connection': 'content-type'}
+        response = {"connection": "content-type"}
         end2end = httplib2._get_end2end_headers(response)
         self.assertEquals(0, len(end2end))
 
@@ -1644,34 +1926,33 @@
         os.environ.update(self.orig_env)
 
     def test_from_url(self):
-        pi = httplib2.proxy_info_from_url('http://myproxy.example.com')
-        self.assertEquals(pi.proxy_host, 'myproxy.example.com')
+        pi = httplib2.proxy_info_from_url("http://myproxy.example.com")
+        self.assertEquals(pi.proxy_host, "myproxy.example.com")
         self.assertEquals(pi.proxy_port, 80)
         self.assertEquals(pi.proxy_user, None)
 
     def test_from_url_ident(self):
-        pi = httplib2.proxy_info_from_url('http://zoidberg:fish@someproxy:99')
-        self.assertEquals(pi.proxy_host, 'someproxy')
+        pi = httplib2.proxy_info_from_url("http://zoidberg:fish@someproxy:99")
+        self.assertEquals(pi.proxy_host, "someproxy")
         self.assertEquals(pi.proxy_port, 99)
-        self.assertEquals(pi.proxy_user, 'zoidberg')
-        self.assertEquals(pi.proxy_pass, 'fish')
+        self.assertEquals(pi.proxy_user, "zoidberg")
+        self.assertEquals(pi.proxy_pass, "fish")
 
     def test_from_env(self):
-        os.environ['http_proxy'] = 'http://myproxy.example.com:8080'
+        os.environ["http_proxy"] = "http://myproxy.example.com:8080"
         pi = httplib2.proxy_info_from_environment()
-        self.assertEquals(pi.proxy_host, 'myproxy.example.com')
+        self.assertEquals(pi.proxy_host, "myproxy.example.com")
         self.assertEquals(pi.proxy_port, 8080)
         self.assertEquals(pi.bypass_hosts, [])
 
     def test_from_env_no_proxy(self):
-        os.environ['http_proxy'] = 'http://myproxy.example.com:80'
-        os.environ['https_proxy'] = 'http://myproxy.example.com:81'
-        os.environ['no_proxy'] = 'localhost,otherhost.domain.local'
-        pi = httplib2.proxy_info_from_environment('https')
-        self.assertEquals(pi.proxy_host, 'myproxy.example.com')
+        os.environ["http_proxy"] = "http://myproxy.example.com:80"
+        os.environ["https_proxy"] = "http://myproxy.example.com:81"
+        os.environ["no_proxy"] = "localhost,otherhost.domain.local"
+        pi = httplib2.proxy_info_from_environment("https")
+        self.assertEquals(pi.proxy_host, "myproxy.example.com")
         self.assertEquals(pi.proxy_port, 81)
-        self.assertEquals(pi.bypass_hosts, ['localhost',
-            'otherhost.domain.local'])
+        self.assertEquals(pi.bypass_hosts, ["localhost", "otherhost.domain.local"])
 
     def test_from_env_none(self):
         os.environ.clear()
@@ -1679,25 +1960,28 @@
         self.assertEquals(pi, None)
 
     def test_applies_to(self):
-        os.environ['http_proxy'] = 'http://myproxy.example.com:80'
-        os.environ['https_proxy'] = 'http://myproxy.example.com:81'
-        os.environ['no_proxy'] = 'localhost,otherhost.domain.local,example.com'
+        os.environ["http_proxy"] = "http://myproxy.example.com:80"
+        os.environ["https_proxy"] = "http://myproxy.example.com:81"
+        os.environ["no_proxy"] = "localhost,otherhost.domain.local,example.com"
         pi = httplib2.proxy_info_from_environment()
-        self.assertFalse(pi.applies_to('localhost'))
-        self.assertTrue(pi.applies_to('www.google.com'))
-        self.assertFalse(pi.applies_to('www.example.com'))
+        self.assertFalse(pi.applies_to("localhost"))
+        self.assertTrue(pi.applies_to("www.google.com"))
+        self.assertFalse(pi.applies_to("www.example.com"))
 
     def test_no_proxy_star(self):
-        os.environ['http_proxy'] = 'http://myproxy.example.com:80'
-        os.environ['NO_PROXY'] = '*'
+        os.environ["http_proxy"] = "http://myproxy.example.com:80"
+        os.environ["NO_PROXY"] = "*"
         pi = httplib2.proxy_info_from_environment()
-        for host in ('localhost', '169.254.38.192', 'www.google.com'):
+        for host in ("localhost", "169.254.38.192", "www.google.com"):
             self.assertFalse(pi.applies_to(host))
 
     def test_proxy_headers(self):
-        headers = {'key0': 'val0', 'key1': 'val1'}
-        pi = httplib2.ProxyInfo(httplib2.socks.PROXY_TYPE_HTTP, 'localhost', 1234, proxy_headers = headers)
+        headers = {"key0": "val0", "key1": "val1"}
+        pi = httplib2.ProxyInfo(
+            httplib2.socks.PROXY_TYPE_HTTP, "localhost", 1234, proxy_headers=headers
+        )
         self.assertEquals(pi.proxy_headers, headers)
 
-if __name__ == '__main__':
+
+if __name__ == "__main__":
     unittest.main()