Onionr/onionr/utils/definewait.py

28 lines
1011 B
Python

'''
Onionr - Private P2P Communication
Waits for a key to become set in a dictionary, even to None, 0 or empty string
'''
'''
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
'''
import time
def define_wait(dictionary, key, delay: int = 0):
while True:
try:
return dictionary[key]
except KeyError:
pass
if delay > 0:
time.sleep(delay)