[3.6] bpo-30746: Prohibited the '=' character in environment variable names (GH-2382)#2391

serhiy-storchaka merged 2 commits intopython:3.6python/cpython:3.6from

serhiy-storchaka:backport-7770394-3.6serhiy-storchaka/cpython:backport-7770394-3.6Copy head branch name to clipboard