# Functions not dependent on advlabdb

from random import choice
from string import ascii_letters, digits

from flask import flash


def randomPassword():
    return "".join(choice(ascii_letters + digits) for i in range(15))


def flashRandomPassword(password):
    flash(f"Random password: {password}", category="warning")


def parse_bool(str):
    str_lower = str.lower()
    if str_lower == "false":
        return False
    elif str_lower == "true":
        return True
    else:
        raise ValueError(f'Can not parse a bool from "{str}"')