input: 
  def deleteDuplicates(numbers: List[float]) -> List[float]:
      """ Remove all duplicates from a given list of numbers.
      >>> deleteDuplicates([1, 2, 2, 3, 4, 4, 5])
      [1, 2, 3, 4, 5]
      >>> deleteDuplicates([1.1, 2.2, 1.1, 3.3, 4.4, 2.2, 5.5])
      [1.1, 2.2, 3.3, 4.4, 5.5]
      """
      final_list = [] 
      for num in numbers: 
          if num not in final_list: 
              final_list.append(num) 
      return final_list
  
output:     final_list = [] 
      for num in numbers: 
          if num not in final_list: 
              final_list.append(num) 
      return final_list