def METHOD_NAME():
    # repo
    assert isinstance(issues_active(1, 1, period='year'), df_type)
    # repo_group
    assert isinstance(issues_active(10, period='year'), df_type)
    # begin_date & end_date
    assert isinstance(issues_active(10, 25430, period='month', begin_date='2020-02',
                                  end_date='2020-03'), df_type)
    assert isinstance(issues_active(10, period='week', begin_date='2020-01',
                                  end_date='2020-03'), df_type) 