如何解决此问题？ TKS
>>> import pymongo
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/Library/Python/2.7/site-packages/pymongo-2.5.2-py2.7-macosx-10.7-intel.egg/pymongo/__init__.py", line 80, in <module>
File "/Library/Python/2.7/site-packages/pymongo-2.5.2-py2.7-macosx-10.7-intel.egg/pymongo/connection.py", line 39, in <module>
File "/Library/Python/2.7/site-packages/pymongo-2.5.2-py2.7-macosx-10.7-intel.egg/pymongo/mongo_client.py", line 44, in <module>
File "/Library/Python/2.7/site-packages/pymongo-2.5.2-py2.7-macosx-10.7-intel.egg/bson/__init__.py", line 41, in <module>
File "/Library/Python/2.7/site-packages/pymongo-2.5.2-py2.7-macosx-10.7-intel.egg/bson/_cbson.py", line 7, in <module>
File "/Library/Python/2.7/site-packages/pymongo-2.5.2-py2.7-macosx-10.7-intel.egg/bson/_cbson.py", line 4, in __bootstrap__
File "build/bdist.macosx-10.7-intel/egg/pkg_resources.py", line 914, in resource_filename
%s
File "build/bdist.macosx-10.7-intel/egg/pkg_resources.py", line 1601, in get_resource_filename
"""Retrieve a PEP 302 "importer" for the given path item
File "build/bdist.macosx-10.7-intel/egg/pkg_resources.py", line 1629, in _extract_resource
from pkgutil import get_importer, ImpImporter
File "build/bdist.macosx-10.7-intel/egg/pkg_resources.py", line 990, in get_cache_path
AttributeError: ResourceManager instance has no attribute '_warn_unsafe_extraction'