docs: def _delete_chars(self, value):
          """
          Deletes the specified number of charachters.
          """
          value = int(value)
          if value <= 0:
              value = 1
          for i in range(value):
              self._cursor.deleteChar()
          self._text_edit.setTextCursor(self._cursor)
          self._last_cursor_pos = self._cursor.position()