tools: Call pip from a sub-process instead of importing it
The pip documentation recommends calling pip using a subprocess, instead of
importing it and using it's internal API. The API of pip==10.0.0 is different
from that of older versions, and provisioning is broken with this version.
[pip docs]:
Closes
@@ -6,7 +6,7 @@ from __future__ import print_function
import os
import sys
import glob
-import pip
+import subprocess
if False:
from typing import Any, Dict, Optional
@@ -105,4 +105,5 @@ bots_subdirs = map(lambda d: os.path.abspath(d), glob.glob(bots_dir + '/*'))
bot_paths = filter(lambda d: os.path.isdir(d), bots_subdirs)
for bot_path in bot_paths:
req_path = os.path.join(bot_path, 'requirements.txt')
- rcode = pip.main(['install', '-r', req_path, '--quiet'])
+ if os.path.exists(req_path):
+ subprocess.check_call([sys.executable, '-m', 'pip', 'install', '-r', req_path, '--quiet'])
