Added a gitignore with python stuff.
Added a gitignore with python stuff.

jcrist/pydy,Shekharrajak/pydy,Shekharrajak/pydy,jcrist/pydy,Shekharrajak/pydy,skidzo/pydy,jcrist/pydy,skidzo/pydy,skidzo/pydy,jcrist/pydy,oliverlee/pydy,oliverlee/pydy,jcrist/pydy,jcrist/pydy,jcrist/pydy,skidzo/pydy,Shekharrajak/pydy,oliverlee/pydy