pypi-install: convert from OptionParser to argparse module
pypi-install: convert from OptionParser to argparse module

LeMeteore/stdeb,benthomasson/stdeb,astraw/stdeb,benthomasson/stdeb,LeMeteore/stdeb,sathieu/stdeb,astraw/stdeb,sathieu/stdeb,benthomasson/stdeb,pombredanne/stdeb,pombredanne/stdeb,LeMeteore/stdeb,astraw/stdeb,pombredanne/stdeb,sathieu/stdeb