Make reindent.py happy (convert everything to 4-space indents!).
diff --git a/Lib/test/test_contains.py b/Lib/test/test_contains.py
index 355135f..499d587 100644
--- a/Lib/test/test_contains.py
+++ b/Lib/test/test_contains.py
@@ -2,18 +2,18 @@
 
 class base_set:
 
-	def __init__(self, el):
-		self.el = el
+    def __init__(self, el):
+        self.el = el
 
 class set(base_set):
 
-	def __contains__(self, el):
-		return self.el == el
+    def __contains__(self, el):
+        return self.el == el
 
 class seq(base_set):
 
-	def __getitem__(self, n):
-		return [self.el][n]
+    def __getitem__(self, n):
+        return [self.el][n]
 
 def check(ok, *args):
     if not ok:
@@ -29,16 +29,16 @@
 check(0 not in c, "0 in seq(1)")
 
 try:
-	1 in a
-	check(0, "in base_set did not raise error")
+    1 in a
+    check(0, "in base_set did not raise error")
 except AttributeError:
-	pass
+    pass
 
 try:
-	1 not in a
-	check(0, "not in base_set did not raise error")
+    1 not in a
+    check(0, "not in base_set did not raise error")
 except AttributeError:
-	pass
+    pass
 
 # Test char in string
 
@@ -46,22 +46,22 @@
 check('d' not in 'abc', "'d' in 'abc'")
 
 try:
-	'' in 'abc'
-	check(0, "'' in 'abc' did not raise error")
+    '' in 'abc'
+    check(0, "'' in 'abc' did not raise error")
 except TypeError:
-	pass
+    pass
 
 try:
-	'ab' in 'abc'
-	check(0, "'ab' in 'abc' did not raise error")
+    'ab' in 'abc'
+    check(0, "'ab' in 'abc' did not raise error")
 except TypeError:
-	pass
+    pass
 
 try:
-	None in 'abc'
-	check(0, "None in 'abc' did not raise error")
+    None in 'abc'
+    check(0, "None in 'abc' did not raise error")
 except TypeError:
-	pass
+    pass
 
 # Test char in Unicode
 
@@ -69,22 +69,22 @@
 check('d' not in u'abc', "'d' in u'abc'")
 
 try:
-	'' in u'abc'
-	check(0, "'' in u'abc' did not raise error")
+    '' in u'abc'
+    check(0, "'' in u'abc' did not raise error")
 except TypeError:
-	pass
+    pass
 
 try:
-	'ab' in u'abc'
-	check(0, "'ab' in u'abc' did not raise error")
+    'ab' in u'abc'
+    check(0, "'ab' in u'abc' did not raise error")
 except TypeError:
-	pass
+    pass
 
 try:
-	None in u'abc'
-	check(0, "None in u'abc' did not raise error")
+    None in u'abc'
+    check(0, "None in u'abc' did not raise error")
 except TypeError:
-	pass
+    pass
 
 # Test Unicode char in Unicode
 
@@ -92,16 +92,16 @@
 check(u'd' not in u'abc', "u'd' in u'abc'")
 
 try:
-	u'' in u'abc'
-	check(0, "u'' in u'abc' did not raise error")
+    u'' in u'abc'
+    check(0, "u'' in u'abc' did not raise error")
 except TypeError:
-	pass
+    pass
 
 try:
-	u'ab' in u'abc'
-	check(0, "u'ab' in u'abc' did not raise error")
+    u'ab' in u'abc'
+    check(0, "u'ab' in u'abc' did not raise error")
 except TypeError:
-	pass
+    pass
 
 # Test Unicode char in string
 
@@ -109,60 +109,60 @@
 check(u'd' not in 'abc', "u'd' in 'abc'")
 
 try:
-	u'' in 'abc'
-	check(0, "u'' in 'abc' did not raise error")
+    u'' in 'abc'
+    check(0, "u'' in 'abc' did not raise error")
 except TypeError:
-	pass
+    pass
 
 try:
-	u'ab' in 'abc'
-	check(0, "u'ab' in 'abc' did not raise error")
+    u'ab' in 'abc'
+    check(0, "u'ab' in 'abc' did not raise error")
 except TypeError:
-	pass
+    pass
 
 # A collection of tests on builtin sequence types
 a = range(10)
 for i in a:
-	check(i in a, "%s not in %s" % (`i`, `a`))
+    check(i in a, "%s not in %s" % (`i`, `a`))
 check(16 not in a, "16 not in %s" % `a`)
 check(a not in a, "%s not in %s" % (`a`, `a`))
 
 a = tuple(a)
 for i in a:
-	check(i in a, "%s not in %s" % (`i`, `a`))
+    check(i in a, "%s not in %s" % (`i`, `a`))
 check(16 not in a, "16 not in %s" % `a`)
 check(a not in a, "%s not in %s" % (`a`, `a`))
 
 class Deviant1:
-	"""Behaves strangely when compared
+    """Behaves strangely when compared
 
-	This class is designed to make sure that the contains code
-	works when the list is modified during the check.
-	"""
+    This class is designed to make sure that the contains code
+    works when the list is modified during the check.
+    """
 
-	aList = range(15)
-	
-	def __cmp__(self, other):
-		if other == 12:
-			self.aList.remove(12)
-			self.aList.remove(13)
-			self.aList.remove(14)
-		return 1
+    aList = range(15)
+
+    def __cmp__(self, other):
+        if other == 12:
+            self.aList.remove(12)
+            self.aList.remove(13)
+            self.aList.remove(14)
+        return 1
 
 check(Deviant1() not in Deviant1.aList, "Deviant1 failed")
 
 class Deviant2:
-	"""Behaves strangely when compared
+    """Behaves strangely when compared
 
-	This class raises an exception during comparison.  That in
-	turn causes the comparison to fail with a TypeError.
-	"""
+    This class raises an exception during comparison.  That in
+    turn causes the comparison to fail with a TypeError.
+    """
 
-	def __cmp__(self, other):
-		if other == 4:
-			raise RuntimeError, "gotcha"
+    def __cmp__(self, other):
+        if other == 4:
+            raise RuntimeError, "gotcha"
 
 try:
-	check(Deviant2() not in a, "oops")
+    check(Deviant2() not in a, "oops")
 except TypeError:
-	pass
+    pass