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在Win7中使用Python的MySQLdb模块

2015-07-07 09:35 585 查看

概述:

  Linux上对这一块的处理还是不错的,不过在Windows上就有一点小麻烦,麻烦的点不在于安装过程,而是在安装的过程中可能会有一些问题。

步骤:

1.安装MySQLdb模块

  我们在网上下载相应的MySQLdb的版本文件,例如我的就是MySQL-python-1.2.3.win-amd64-py2.7。此文件是exe文件,直接点击运行即可。

2.解决python version 2.7 required,which was not found in the registry报错

  在我想下载完MySQL-python-1.2.3.win-amd64-py2.7.exe进行安装时,程序给我报了这样一个错误信息:



  原因分析:

  win7是64位的原因,在安装python时,如果选择只为当前用户,以上问题是不会出现的,如果选择所有用户,那就用上面的方法解决吧

  解决方法:

  1.复制下面的代码,保存至register.py:

#
# script to register Python 2.0 or later for use with win32all
# and other extensions that require Python registry settings
#
# written by Joakim Loew for Secret Labs AB / PythonWare
#
# source:
# http://www.pythonware.com/products/works/articles/regpy20.htm #
# modified by Valentine Gogichashvili as described in http://www.mail-archive.com/distutils-sig@python.org/msg10512.html 
import sys

from _winreg import *

# tweak as necessary
version = sys.version[:3]
installpath = sys.prefix

regpath = "SOFTWARE\\Python\\Pythoncore\\%s\\" % (version)
installkey = "InstallPath"
pythonkey = "PythonPath"
pythonpath = "%s;%s\\Lib\\;%s\\DLLs\\" % (
installpath, installpath, installpath
)

def RegisterPy():
try:
reg = OpenKey(HKEY_CURRENT_USER, regpath)
except EnvironmentError as e:
try:
reg = CreateKey(HKEY_CURRENT_USER, regpath)
SetValue(reg, installkey, REG_SZ, installpath)
SetValue(reg, pythonkey, REG_SZ, pythonpath)
CloseKey(reg)
except:
print "*** Unable to register!"
return
print "--- Python", version, "is now registered!"
return
if (QueryValue(reg, installkey) == installpath and
QueryValue(reg, pythonkey) == pythonpath):
CloseKey(reg)
print "=== Python", version, "is already registered!"
return
CloseKey(reg)
print "*** Unable to register!"
print "*** You probably have another Python installation!"

if __name__ == "__main__":
RegisterPy()


  2.运行register.py,搞定。

3.解决DLL load failed: %1 不是有效的 Win32 应用程序报错



  出现上述问题的原因是因为我们的Python和MySQLdb的版本不对应造成的。我的问题是Python是32位的,而MySQLdb却是64位的。
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标签:  python MySQLdb win7