Simple optimization by Christian Tismer, who gives credit to Lenny Kneler for reporting this issue: long_mult() is faster when the smaller argument is on the left.  Swap the arguments accordingly.
Simple optimization by Christian Tismer, who gives credit to Lenny
Kneler for reporting this issue: long_mult() is faster when the
smaller argument is on the left.  Swap the arguments accordingly.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator