Originally reported by: Eklavya Sharma (Bitbucket: ekujupr, GitHub: Unknown)

I'm fed up of doing

try:
    import collections.abc as collections_abc # only works on python 3.3+
except ImportError:
    import collections as collections_abc

A six.moves.collections.abc would be very convenient.

• Bitbucket: https://bitbucket.org/gutworth/six/issue/155