Return if a table exists.

    Args:
        client (google.cloud.bigquery.client.Client):
            A client to connect to the BigQuery API.
        table_reference (google.cloud.bigquery.table.TableReference):
            A reference to the table to look for.

    Returns:
        bool: ``True`` if the table exists, ``False`` otherwise.

def table_exists(client, table_reference):
    """Return if a table exists.

    Args:
        client (google.cloud.bigquery.client.Client):
            A client to connect to the BigQuery API.
        table_reference (google.cloud.bigquery.table.TableReference):
            A reference to the table to look for.

    Returns:
        bool: ``True`` if the table exists, ``False`` otherwise.
    """
    from google.cloud.exceptions import NotFound

    try:
        client.get_table(table_reference)
        return True
    except NotFound:
        return False