2.7.6

redhat5-i686-32bit-gcc41 & redhat5-x86_64-64bit-gcc41 & redhat6-x86_64bit-gcc44

1. Obtain python source from python.org
2. Ungzip/Untar source
3. Change directory to Python-2.7.6

4. edit setup.py, in detect_modules() change the lines from:
   add_dir_to_list(self.compiler.include_dirs, '/usr/local/include')
   add_dir_to_list(self.compiler.library_dirs, '/usr/local/lib')

   to:

   add_dir_to_list(self.compiler.include_dirs, '/usr/local/include')
   add_dir_to_list(self.compiler.library_dirs, '/usr/local/lib')
   add_dir_to_list(self.compiler.library_dirs, '/usr/lib')
   add_dir_to_list(self.compiler.include_dirs, '/usr/include')

5. Execute ./configure --prefix /afs/slac.stanford.edu/g/glast/ground/GLAST_EXT/redhat5-i386-32bit-gcc41/python/2.7.6
6. Execute make
7. Execute make install
8. Leave and erase the current directory (Python-2.7.6)

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https://virtualenv.pypa.io/en/latest/virtualenv.html#installation

pip install virtualenv

How to use: http://docs.python-guide.org/en/latest/dev/virtualenvs/

iPython - 2.0.0

We do not distribute IPython any long due to ongoing issues with hard-coded paths associated with IPython.  Instead, we manually create the tar.gz file and copy it over to u35, then install IPython for use at SLAC in the GLAST_EXT copy.

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