def program_menu(log: Log):
'''
The program main menu
:param log: A log data handler class
:return: none
'''
funcs_num = Log.get_funcs_number(
) # num of func. that can be executed via the menu
print(Log.get_funcs_names() + "\n" + str(funcs_num + 1) +
". EXIT") # print menu options
while True:
# get input from user
opt = user_input_int("Enter option: ")
# if input value within valid range
if 0 < opt <= funcs_num:
log.exec(opt) # execute func.
elif opt == funcs_num + 1:
print("Thank you for using our program. Exiting...")
break
else:
print("Wrong option!")
