# Tools
import string, secrets

# takes list of variables and checks if empty
def check_fields(var_list):
    counter = 0
    for i in var_list:
        if not i:
            return False
        else:
            counter += 1
    if counter == len(var_list):
        return True

def gen_alphanum():
    alphanumeric = string.ascii_letters + string.digits
    ralphanum = ''.join(secrets.choice(alphanumeric) for i in range(16))
    return ralphanum