code: def remove_esc_chars(text_string):
      '''
      Removes any escape character within text_string and returns the new string as type str.
  
      Keyword argument:
  
      - text_string: string instance
  
      Exceptions raised:
  
      - InputError: occurs should a non-string argument be passed
      '''
      if text_string is None or text_string == "":
          return ""
      elif isinstance(text_string, str):
          return " ".join(re.sub(r'\\\w', "", text_string).split())
      else:
          raise InputError("string not passed as argument"f remove_esc_chars(text_string):
      '''
      Removes any escape character within text_string and returns the new string as type str.
  
      Keyword argument:
  
      - text_string: string instance
  
      Exceptions raised:
  
      - InputError: occurs should a non-string argument be passed
      '''
      if text_string is None or text_string == "":
          return ""
      elif isinstance(text_string, str):
          return " ".join(re.sub(r'\\\w', "", text_string).split())
      else:
          raise InputError("string not passed as argument")
docs: Removes any escape character within text_string and returns the new string as type str.
  
      Keyword argument:
  
      - text_string: string instance
  
      Exceptions raised:
  
      - InputError: occurs should a non-string argument be passed