| diff --git a/python/google/protobuf/__init__.py b/python/google/protobuf/__init__.py | |
| index 97ac28028..8b7585d9d 100644 | |
| --- a/python/google/protobuf/__init__.py | |
| +++ b/python/google/protobuf/__init__.py | |
| @@ -31,3 +31,9 @@ | |
| # Copyright 2007 Google Inc. All Rights Reserved. | |
| __version__ = '3.15.2' | |
| + | |
| +if __name__ != '__main__': | |
| + try: | |
| + __import__('pkg_resources').declare_namespace(__name__) | |
| + except ImportError: | |
| + __path__ = __import__('pkgutil').extend_path(__path__, __name__) |