C:\work\enomalism\tests\pyinstaller_1.3\pyinstaller-1.3>C:\work\enomalism\version11\src\python25\scr ipts\easy_install -UZ "simplejson" Searching for simplejson Reading http://pypi.python.org/simple/simplejson/ Reading http://undefined.org/python/#simplejson Best match: simplejson 1.8.1 Downloading http://pypi.python.org/packages/source/s/simplejson/simplejson-1.8.1.tar.gz#md5=7d024d6a e74abb269637be204e132bdc Processing simplejson-1.8.1.tar.gz Running simplejson-1.8.1\setup.py -q bdist_egg --dist-dir c:\users\khaz\appdata\local\temp\easy_inst all-ywdybc\simplejson-1.8.1\egg-dist-tmp-rq_t26 ********************************************************************** WARNING: The C extension could not be compiled, speedups are not enabled. Below is the output showing how the compilation failed: Python was built with Visual Studio 2003; extensions must be built with a compiler than can generate compatible binaries. Visual Studio 2003 was not found on this system. If you have Cygwin installed, you can try compiling with MingW32, by passing "-c mingw32" to setup.py. ********************************************************************** error: Setup script exited with error: can't copy 'simplejson.egg-info\native_libs.txt': doesn't exi st or not a regular file C:\work\enomalism\tests\pyinstaller_1.3\pyinstaller-1.3>