input: Write a function to calculate the total sum of all elements of a given list. Return the total sum.
  assert calculate_sum_of_list([1, 2, 3, 4])==10
  assert calculate_sum_of_list([0, -1, 5, 2])==6
  assert calculate_sum_of_list([])==0
  assert calculate_sum_of_list([10])==10
  assert calculate_sum_of_list([-3, 3, -2, 2])==0
output: def calculate_sum_of_list(lst):
      return sum(lst)