input: Write a function to remove all the whitespaces from each string in a given list of strings. The function should return a list of strings with all whitespace removed.
  
  def remove_whitespace(word_list):
      return [word.replace(" ", "") for word in word_list]
  
  assert remove_whitespace(['Hello  World  ', 'Hi  there', 'Good  Morning']) == ['HelloWorld', 'Hithere', 'GoodMorning']
  assert remove_whitespace([' Python  ', '  is   ', '  awesome  ']) == ['Python', 'is', 'awesome']
  assert remove_whitespace([]) == []
  assert remove_whitespace(['NoSpaceHere', 'Nospacehere']) == ['NoSpaceHere', 'Nospacehere']
output: def remove_whitespace(word_list):
      return [word.replace(" ", "") for word in word_list]