# Write a Python program to Convert numeric words to numbers # Python3 code to demonstrate working of # Convert numeric words to numbers# Using join() + split()  help_dict = {    'one': '1',    'two': '2',    'three': '3',    'four': '4',    'five': '5',    'six': '6',    'seven': '7',    'eight': '8',    'nine': '9',    'zero' : '0'}  # initializing stringtest_str = "zero four zero one"  # printing original stringprint("The original string is : " + test_str)  # Convert numeric words to numbers# Using join() + split()res = ''.join(help_dict[ele] for ele in test_str.split())  # printing result print("The string after performing replace : " + res) 