Easy_install Exception

Traceback (most recent call last):
  File "f:\USER\programs\lib\runpy.py", line 174, in _run_module_as_main
    "__main__", fname, loader, pkg_name)
  File "f:\USER\programs\lib\runpy.py", line 72, in _run_code
    exec code in run_globals
  File "F:\USER\programs\scripts\easy_install.exe\__main__.py", line 5, in <m
odule>
  File "f:\USER\programs\lib\site-packages\setuptools\__init__.py", line 228,
 in <module>
    monkey.patch_all()
  File "f:\USER\programs\lib\site-packages\setuptools\monkey.py", line 101, i
n patch_all
    patch_for_msvc_specialized_compiler()
  File "f:\USER\programs\lib\site-packages\setuptools\monkey.py", line 138, i
n patch_for_msvc_specialized_compiler
    msvc = import_module('setuptools.msvc')
  File "f:\USER\programs\lib\importlib\__init__.py", line 37, in import_modul
e
    __import__(name)
  File "f:\USER\programs\lib\site-packages\setuptools\msvc.py", line 58, in <
module>
    from distutils.msvc9compiler import Reg
  File "f:\USER\programs\lib\distutils\msvc9compiler.py", line 18, in <module
>
    import subprocess
  File "f:\USER\programs\lib\subprocess.py", line 515, in <module>
    def call(*popenargs, **kwargs):
NameError: name 'de' is not defined