zulip/api/bots_api/provision.py

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#!/usr/bin/env python
from __future__ import absolute_import
from __future__ import print_function
import argparse
import os
import sys
import pip
def provision_bot(path_to_bot, force):
# type: (str, bool) -> None
req_path = os.path.join(path_to_bot, 'requirements.txt')
install_path = os.path.join(path_to_bot, 'bot_dependencies')
if os.path.isfile(req_path):
print('Installing dependencies...')
if not os.path.isdir(install_path):
os.makedirs(install_path)
# pip install -r $BASEDIR/requirements.txt -t $BASEDIR/bot_dependencies --quiet
rcode = pip.main(['install', '-r', req_path, '-t', install_path, '--quiet'])
if not rcode == 0:
print('Error. Check output of `pip install` above for details.')
if not force:
print('Use --force to try running anyway.')
sys.exit(rcode) # Use pip's exit code
else:
print('Installed.')
sys.path.insert(0, install_path)
def dir_join(dir1, dir2):
# type: (str, str) -> str
return os.path.abspath(os.path.join(dir1, dir2))
def run():
# type: () -> None
usage = '''
Installs dependencies of bots in api/bots directory. Add a
reuirements.txt file in a bot's folder before provisioning.
To provision all bots, use:
./provision.py
To provision specific bots, use:
./provision.py [names of bots]
Example: ./provision.py helloworld xkcd wikipedia
'''
bots_dir = dir_join(os.path.dirname(os.path.abspath(__file__)), '../bots')
available_bots = [b for b in os.listdir(bots_dir) if os.path.isdir(dir_join(bots_dir, b))]
parser = argparse.ArgumentParser(usage=usage)
parser.add_argument('bots_to_provision',
metavar='bots',
nargs='*',
default=available_bots,
help='specific bots to provision (default is all)')
parser.add_argument('--force',
default=False,
action="store_true",
help='Continue installation despite pip errors.')
options = parser.parse_args()
for bot in options.bots_to_provision:
provision_bot(os.path.join(dir_join(bots_dir, bot)), options.force)
if __name__ == '__main__':
run()