当我运行导入spynner
的代码时,我会得到以下错误:
> python .spynner-test.py
Traceback (most recent call last):
File ".spynner-test.py", line 10, in <module>
import spynner
File "C:Anacondalibsite-packagesspynner__init__.py", line 2, in <module>
from browser import *
File "C:Anacondalibsite-packagesspynnerbrowser.py", line 56, in <module>
from PyQt4.QtNetwork import QNetworkCookie, QNetworkAccessManager, QSslConfiguration, QSslCipher
ImportError: DLL load failed: The specified procedure could not be found.
有趣的是,我可以在正常的python shell中导入这些东西,而不会有任何问题:
> python
Python 2.7.5 |Anaconda 1.9.2 (64-bit)| (default, Jul 1 2013, 12:37:52) [MSC v.1500 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> from PyQt4.QtNetwork import QNetworkCookie, QNetworkAccessManager, QSslConfiguration, QSslCipher
>>>
但import spynner
失败后,
> python
Python 2.7.5 |Anaconda 1.9.2 (64-bit)| (default, Jul 1 2013, 12:37:52) [MSC v.1500 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import spynner
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "C:Anacondalibsite-packagesspynner__init__.py", line 2, in <module>
from browser import *
File "C:Anacondalibsite-packagesspynnerbrowser.py", line 56, in <module>
from PyQt4.QtNetwork import QNetworkCookie, QNetworkAccessManager, QSslConfiguration, QSslCipher
ImportError: DLL load failed: The specified procedure could not be found.
>>> from PyQt4.QtNetwork import QNetworkCookie, QNetworkAccessManager, QSslConfiguration, QSslCipher
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ImportError: DLL load failed: The specified procedure could not be found.
>>>
好吧,我想明白了。问题是spynner首先尝试导入PySide
,但在从PyQt4.QtNetwork
导入QSslConfiguration
时出错。然后它切换到PyQt4
,显然之前导入的PySide
使PyQt4导入失败。当我删除browser.py
中的try:
部分时,我可以很好地导入spynner
。