Version number comparison in Python

Question

I want to write a cmp-like function which compares two version numbers and returns -1, 0, or 1 based on their compared va

Answer 1

Is reuse considered elegance in this instance? :)

# pkg_resources is in setuptools
# See http://peak.telecommunity.com/DevCenter/PkgResources#parsing-utilities
def mycmp(a, b):
    from pkg_resources import parse_version as V
    return cmp(V(a),V(b))