input: 
  from typing import List
  
  def remove_whitespace(word_list: List[str]) -> List[str]:
      """
      Given a list of strings, remove all the whitespaces from each string.
      
      >>> remove_whitespace(['Hello  World  ', 'Hi  there', 'Good  Morning'])
      ['HelloWorld', 'Hithere', 'GoodMorning']
      """
  
output:     for i in range(len(word_list)):
          word_list[i] = word_list[i].replace(" ", "")
      return word_list