Memcached for Ubuntu in Installation Guide

[Ibrahim Abdulaziz]

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Release: on 2021-03-30 20:34:20
SHA: 5214211cb9ddf356913e23f97954bb389e1ad22c
Source: https://opendev.org/openstack/openstack-manuals/src/doc/install-guide/source/environment-memcached-ubuntu.rst
URL: https://docs.openstack.org/install-guide/environment-memcached-ubuntu.html

Couldn't find python-memcache:
E: Package 'python-memcache' has no installation candidate
instead i used 'python3-memcache'