python-memcache package is required for memcache backend
if horizon is configured to use memcache for backend.
Change-Id: I74a97ad2f220bdf88718086815f8f8db54a17f30
Closes-Bug: 1556132
(cherry picked from commit e0a67d63eb)
python-memcache package is required for memcache backend
if horizon is configured to use memcache for backend.
Change-Id: I74a97ad2f220bdf88718086815f8f8db54a17f30
Closes-Bug: 1556132
(cherry picked from commit e0a67d63eb)