code: def insert_text(self, text, keep_position=True):
          
          text_cursor = self._editor.textCursor()
          if keep_position:
              s = text_cursor.selectionStart()
              e = text_cursor.selectionEnd()
          text_cursor.insertText(text)
          if keep_position:
              text_cursor.setPosition(s)
              text_cursor.setPosition(e, text_cursor.KeepAnchor)
          self._editor.setTextCursor(text_cursor)
docs: Inserts text at the cursor position.
  
          :param text: text to insert
          :param keep_position: Flag that specifies if the cursor position must
              be kept. Pass False for a regular insert (the cursor will be at
              the end of the inserted text).