Select Python Version, Mavericks and Macports
71069
How to: Macports select python
143776
install_requires based on python version
55261
How do I tell a Python script to use a particular version
61833
How can I check for Python version in a program that uses new language features?
80975
How to detect my browser version and operating system using JavaScript?
31948
Roll back from OS X Mavericks ( or any newer OS) to Mountain Lion
90858
Operating-system specific requirements with pip
63514
How do I decide what version of Ubuntu to install?
3672
What are pros and cons for MacPorts, Fink and Homebrew?
132804
How can I change Python version in Sublime Text 3?
53959
Update Python 2.7 to latest version of 2.x
18622
How do I install a different Python version using apt-get?
44380
How to make an executable .py available everywhere on OS X?
137801
How can I find the current OS in Python?
24317
Standard way to embed version into Python package?
71433
Python: What OS am I running on?
5306
How do I find out how macPorts stole my port:80?