manage.get.gov/src/registrar/management/commands/utility/terminal_helper.py
2023-10-27 13:30:44 -06:00

60 lines
1.9 KiB
Python

import logging
logger = logging.getLogger(__name__)
class TerminalColors:
"""Colors for terminal outputs
(makes reading the logs WAY easier)"""
HEADER = "\033[95m"
OKBLUE = "\033[94m"
OKCYAN = "\033[96m"
OKGREEN = "\033[92m"
YELLOW = "\033[93m"
FAIL = "\033[91m"
ENDC = "\033[0m"
BOLD = "\033[1m"
UNDERLINE = "\033[4m"
BackgroundLightYellow = "\033[103m"
class TerminalHelper:
def query_yes_no(question: str, default="yes") -> bool:
"""Ask a yes/no question via raw_input() and return their answer.
"question" is a string that is presented to the user.
"default" is the presumed answer if the user just hits <Enter>.
It must be "yes" (the default), "no" or None (meaning
an answer is required of the user).
The "answer" return value is True for "yes" or False for "no".
"""
valid = {"yes": True, "y": True, "ye": True, "no": False, "n": False}
if default is None:
prompt = " [y/n] "
elif default == "yes":
prompt = " [Y/n] "
elif default == "no":
prompt = " [y/N] "
else:
raise ValueError("invalid default answer: '%s'" % default)
while True:
logger.info(question + prompt)
choice = input().lower()
if default is not None and choice == "":
return valid[default]
elif choice in valid:
return valid[choice]
else:
logger.info("Please respond with 'yes' or 'no' " "(or 'y' or 'n').\n")
def print_debug(print_condition: bool, print_statement: str):
"""This function reduces complexity of debug statements
in other functions.
It uses the logger to write the given print_statement to the
terminal if print_condition is TRUE"""
# DEBUG:
if print_condition:
logger.info(print_statement)