input: from typing import List
  
  def remove_vowels(string: str) -> str:
      """ Removes all vowels from a given string.
      >>> remove_vowels('Hello World')
      'Hll Wrld'
      >>> remove_vowels('Python Programming')
      'Python Prgrmmng'
      """
      vowels = ['a','e','i','o','u']
      new_string = ''
      for char in string:
          if char.lower() not in vowels:
              new_string += char
      return new_string
output:     vowels = ['a','e','i','o','u']
      new_string = ''
      for char in string:
          if char.lower() not in vowels:
              new_string += char
      return new_string