Args: ['-overwrite', '-lyr_transaction', '-f', 'PostgreSQL', '--config', 'PG_USE_COPY', 'YES', '--config', 'GML_GFS_TEMPLATE', '/var/folders/p4/rjqvjlbx2rz1cs9x74f0tb6m0000gp/T/1518284450.86.gfs', "PG:dbname='test' host='' port='5432' active_schema=os_mm_tmp user='postgres' password='XXXX'", '/vsigzip//Users/joe/.qgis2/python/plugins/OSTranslatorII/gfs/OS Mastermap Topography (v9) Pioneer.gz', '-lco', 'OVERWRITE=YES', '-lco', 'SPATIAL_INDEX=OFF', '-lco', 'PRECISION=NO', '--config', 'GML_EXPOSE_FID', 'NO']
Stdout: Usage: ogr2ogr [--help-general] [-skipfailures] [-append] [-update]
           [-select field_list] [-where restricted_where]
           [-progress] [-sql <sql statement>] [-dialect dialect]
           [-preserve_fid] [-fid FID]
           [-spat xmin ymin xmax ymax] [-geomfield field]
           [-a_srs srs_def] [-t_srs srs_def] [-s_srs srs_def]
           [-f format_name] [-overwrite] [[-dsco NAME=VALUE] ...]
           dst_datasource_name src_datasource_name
           [-lco NAME=VALUE] [-nln name] [-nlt type] [-dim 2|3|layer_dim] [layer [layer ...]]

Note: ogr2ogr --long-usage for full help.

Stderr:
    FAILURE: Unknown option name '-lyr_transaction'

  Args: ['-append', '-lyr_transaction', '-f', 'PostgreSQL', '--config', 'PG_USE_COPY', 'YES', '--config', 'GML_GFS_TEMPLATE', '/var/folders/p4/rjqvjlbx2rz1cs9x74f0tb6m0000gp/T/1518284450.86.gfs', "PG:dbname='test' host='' port='5432' active_schema=os_mm_tmp user='postgres' password='XXXX'", '/tmp/2998191/2998191-summary.gml', '--config', 'GML_EXPOSE_FID', 'NO']
  Stdout: Usage: ogr2ogr [--help-general] [-skipfailures] [-append] [-update]
           [-select field_list] [-where restricted_where]
           [-progress] [-sql <sql statement>] [-dialect dialect]
           [-preserve_fid] [-fid FID]
           [-spat xmin ymin xmax ymax] [-geomfield field]
           [-a_srs srs_def] [-t_srs srs_def] [-s_srs srs_def]
           [-f format_name] [-overwrite] [[-dsco NAME=VALUE] ...]
           dst_datasource_name src_datasource_name
           [-lco NAME=VALUE] [-nln name] [-nlt type] [-dim 2|3|layer_dim] [layer [layer ...]]