<human>:  in who is responsible to change raw input to string.
<bot>: Here is a Python code to in who is responsible to change raw input to string

import re

def _change_raw_input_to_string(input):
  """
  Takes in a raw input and changes it to a string.

  :param input: a raw input
  :return: a string
  """
  return input.strip()

# Enter the raw input
raw_input = "hello"

# Calling the function
print((_change_raw_input_to_string(raw_input)))

#Example Output
# hello

#Remember to inspect code for bugs.