docs: def input(self, field):
          """Gets user input for given field.
  
          Can be interrupted with ^C.
  
          :field: Field name.
          :returns: User input.
  
          """
          try:
              desc = Get.TYPES[field]
              return input("{}|{}[{}]> ".format(
                  field, "-" * (Get._LEN - len(field) - len(desc)), desc
              ))
          except KeyboardInterrupt:
              print()
              exit(0)