def exists(self, table_id):
        """Check if a table exists in Google BigQuery

        Parameters
        ----------
        table : str
            Name of table to be verified

        Returns
        -------
        boolean
            true if table exists, otherwise false
        """
        from google.api_core.exceptions import NotFound

        table_ref = self._table_ref(table_id)
        try:
            self.client.get_table(table_ref)
            return True
        except NotFound:
            return False
        except self.http_error as ex:
            self.process_http_error(ex)
Check if a table exists in Google BigQuery

        Parameters
        ----------
        table : str
            Name of table to be verified

        Returns
        -------
        boolean
            true if table exists, otherwise false
        
pandas_gbq/gbq.py