input: 
  from typing import List
  
  def remove_whitespace(word_list: List[str]) -> List[str]:
      """Removes all whitespaces from each string in a given list.
      
      >>> remove_whitespace(['Hello  World  ', 'Hi  there', 'Good  Morning'])
      ['HelloWorld', 'Hithere', 'GoodMorning']
      """
      return [word.replace(" ", "") for word in word_list]
  
output:     return [word.replace(" ", "") for word in word_list]