相关疑难解决方法(0)

我试图安装Python包dulwich:

pip install dulwich

但我得到一个神秘的错误信息:

error: Unable to find vcvarsall.bat

如果我尝试手动安装包,也会发生同样的情况:

> python setup.py install
running build_ext
building 'dulwich._objects' extension
error: Unable to find vcvarsall.bat

我正在尝试安装/编译ctools for python 时获取以下错误(版本信息)

ActivePython 2.7.2.5 (ActiveState Software Inc.) based on
Python 2.7.2 (default, Jun 24 2011, 12:22:14) [MSC v.1500 64 bit (AMD64)] on win32

• 操作系统:Windows 7 Professional 64位(Service Pack 1)
• 已安装:Microsoft Visual C++ 2008 Express Edition

错误:

building 'deap.cTools' extension
Traceback (most recent call last):
  File "setup.py", line 40, in <module>
    cmdclass = {'build_py': build_py}
  File "C:\Python27\lib\distutils\core.py", line 152, in setup
    dist.run_commands()
  File "C:\Python27\lib\distutils\dist.py", line 953, in run_commands
    self.run_command(cmd)
  File "C:\Python27\lib\distutils\dist.py", line 972, in run_command
    cmd_obj.run()
  File "C:\Python27\lib\distutils\command\install.py", …