YouCompleteMe unavailable: requires Vim compiled with Python (3.6.0+) support.

The solution for this is noted below

YouCompleteMe unavailable: requires Vim compiled with Python (3.6.0+) support.

Solution

Plug 'ycm-core/YouCompleteMe', { 'do': './install.py --tern-completer' }

Try other methods by searching on the site. That is if this doesn’t work