Update cffi/api.py

cffi/api.py

@@ -46,21 +46,7 @@ class FFI(object):
             # You need PyPy (>= 2.0 beta), or a CPython (>= 2.6) with
             # _cffi_backend.so compiled.
             import _cffi_backend as backend
-            from . import __version__
-            if backend.__version__ != __version__:
-                # bad version!  Try to be as explicit as possible.
-                if hasattr(backend, '__file__'):
-                    # CPython
-                    raise Exception("Version mismatch: this is the 'cffi' package version %s, located in %r.  When we import the top-level '_cffi_backend' extension module, we get version %s, located in %r.  The two versions should be equal; check your installation." % (
-                        __version__, __file__,
-                        backend.__version__, backend.__file__))
-                else:
-                    # PyPy
-                    raise Exception("Version mismatch: this is the 'cffi' package version %s, located in %r.  This interpreter comes with a built-in '_cffi_backend' module, which is version %s.  The two versions should be equal; check your installation." % (
-                        __version__, __file__, backend.__version__))
-            # (If you insist you can also try to pass the option
-            # 'backend=backend_ctypes.CTypesBackend()', but don't
-            # rely on it!  It's probably not going to work well.)
+            
 
         from . import cparser
         self._backend = backend