input: Write a function to calculate the sum of all values in a given dictionary where keys are strings and values are integers.
  
  def compute_dict_sum(input_dict):
      result = 0
      for val in input_dict.values():
          result += val
      return result
  
  my_dict = {
     "a": 5,
     "b": 10,
     "c": 15
  }
  
  assert compute_dict_sum(my_dict)==30
  assert compute_dict_sum({"x": 2, "y": 3})==5
  assert compute_dict_sum({})==0
  assert compute_dict_sum({"one": 1, "two": 2, "three": 3})==6
  assert compute_dict_sum({"apple": 10, "banana": 20, "cherry": 30})==60
output: def compute_dict_sum(input_dict):
      result = 0
      for val in input_dict.values():
          result += val
      return result