Python

1. Mac OS X
2. Linux 

python - V

----------------------------------------------------------

     3. Windows binary {x86, x64]} .msi

NIX tarball [tgz, tar.bz2]
traditional unix word - install manually (compressed archive files)

-----------------------------------------------------------

Install everything for windows
Python

• Register Extension
• TCL/Tk
• Documentation
• Test suite

------------------------------------------------------------

RPM (redhat, fedora)

.deb (ubuntu) - APT (apt-get)

yum (redhat GUI installation package) 

source (configure, make, install)

------------------------------------------------------------

.py