Dealing with multiple Python versions and PIP?

Question

Is there any way to make pip play well with multiple versions of Python? For example, I want to use pip to explicitly install things to either my s

Answer 1

for example, if you set other versions (e.g. 3.5) as default and want to install pip for python 2.7:

1. download pip at https://pypi.python.org/pypi/pip (tar)
2. unzip tar file
3. cd to the file’s directory
4. sudo python2.7 setup.py install