Replaces reduce with six.moves.reduce for py 2/3 compatibility

This patch replaces "reduce" with "six.moves.reduce" to comply with
the newer python version i.e. python3.

Partially-Implements: Blueprint neutron-python3

Change-Id: Iddb52d86665123ade5920bc09f7802e29440e7dd
1 file changed
tree: b976a3cec92ba6d214d0838f4103b33f7f05ff78
  1. neutron/