flake8 it
diff --git a/src/cryptography/hazmat/backends/openssl/backend.py b/src/cryptography/hazmat/backends/openssl/backend.py
index 3fa1b7e..a8f639d 100644
--- a/src/cryptography/hazmat/backends/openssl/backend.py
+++ b/src/cryptography/hazmat/backends/openssl/backend.py
@@ -42,9 +42,7 @@
     _Certificate, _CertificateSigningRequest, _DISTPOINT_TYPE_FULLNAME,
     _DISTPOINT_TYPE_RELATIVENAME
 )
-from cryptography.hazmat.bindings.openssl.binding import (
-    _consume_errors, _openssl_assert, Binding
-)
+from cryptography.hazmat.bindings.openssl import binding
 from cryptography.hazmat.primitives import hashes, serialization
 from cryptography.hazmat.primitives.asymmetric import dsa, ec, rsa
 from cryptography.hazmat.primitives.asymmetric.padding import (
@@ -518,7 +516,7 @@
     name = "openssl"
 
     def __init__(self):
-        self._binding = Binding()
+        self._binding = binding.Binding()
         self._ffi = self._binding.ffi
         self._lib = self._binding.lib
 
@@ -535,7 +533,7 @@
         self.activate_osrandom_engine()
 
     def openssl_assert(self, ok):
-        return _openssl_assert(self._lib, ok)
+        return binding._openssl_assert(self._lib, ok)
 
     def activate_builtin_random(self):
         # Obtain a new structural reference.
@@ -746,7 +744,7 @@
         return self._ffi.string(err_buf, 256)[:]
 
     def _consume_errors(self):
-        return _consume_errors(self._lib)
+        return binding._consume_errors(self._lib)
 
     def _unknown_error(self, error):
         return InternalError(