def get_version():
    version = {}
    with open("bqueryd/version.py") as fp:
        exec (fp.read(), version)
    return version
def _setup_drag(self, item):
    self._drag_and_drop_context.setup_drag(
      item.item_widget,
      self._get_drag_data,
      self._on_drag_data_received,
      [item],
      [item],
      self)