Python 2.7，请求版本2.2.1

Question

使用Python 2.7，任何人都知道为什么我得到这个请求2.2.1，但不是版本1.2.3？以及如何解决这个问题？

Traceback (most recent call last): 
    File "krunchuploader.py", line 12, in <module> 
    from modules.core import confirm_customer_ddi, get_apikey 
    File "/home/one/trunk/stratus-krunch-uploader/stratus_krunch_uploader/modules/core.py", line 8, in <module> 
    import requests 
    File "/home/one/.virtualenvs/bot/local/lib/python2.7/site-packages/requests/__init__.py", line 58, in <module> 
    from . import utils 
    File "/home/one/.virtualenvs/bot/local/lib/python2.7/site-packages/requests/utils.py", line 25, in <module> 
    from .compat import parse_http_list as _parse_list_header 
    File "/home/one/.virtualenvs/bot/local/lib/python2.7/site-packages/requests/compat.py", line 7, in <module> 
    from .packages import chardet 
    File "/home/one/.virtualenvs/bot/local/lib/python2.7/site-packages/requests/packages/__init__.py", line 3, in <module> 
    from . import urllib3 
    File "/home/one/.virtualenvs/bot/local/lib/python2.7/site-packages/requests/packages/urllib3/__init__.py", line 16, in <module> 
    from .connectionpool import (
    File "/home/one/.virtualenvs/bot/local/lib/python2.7/site-packages/requests/packages/urllib3/connectionpool.py", line 39, in <module> 
    from .request import RequestMethods 
    File "/home/one/.virtualenvs/bot/local/lib/python2.7/site-packages/requests/packages/urllib3/request.py", line 12, in <module> 
    from .filepost import encode_multipart_formdata 
    File "/home/one/.virtualenvs/bot/local/lib/python2.7/site-packages/requests/packages/urllib3/filepost.py", line 15, in <module> 
    from .fields import RequestField 
    File "/home/one/.virtualenvs/bot/local/lib/python2.7/site-packages/requests/packages/urllib3/fields.py", line 7, in <module> 
    import email.utils 
ImportError: No module named utils 

Answer 1

我有一个文件email.py，我重命名，但email.pyc仍然导致问题。