Function _prepare_table_export_config

python/ee/batch.py:1310–1380

Performs all preparation steps for a table export. Args: collection: The FeatureCollection to be exported. config: All the user-specified export parameters. May be modified. export_destination: One of the Task.ExportDestination values. Returns: A config dict containing all info

(
    collection: _arg_types.FeatureCollection,
    config: dict[str, Any],
    export_destination: Task.ExportDestination,
)

def _prepare_table_export_config(
    collection: _arg_types.FeatureCollection,
    config: dict[str, Any],
    export_destination: Task.ExportDestination,
) -> dict[str, Any]:
  """Performs all preparation steps for a table export.

  Args:
    collection: The FeatureCollection to be exported.
    config: All the user-specified export parameters. May be modified.
    export_destination: One of the Task.ExportDestination values.

  Returns:
    A config dict containing all information required for the export.
  """
  if (
      export_destination not in NON_FILE_DESTINATIONS
      and 'fileFormat' not in config
  ):
    config['fileFormat'] = 'CSV'

  _canonicalize_parameters(config, export_destination)

  # Build an ExportMapRequest. Delete values from "config" as we go so we
  # can check at the end for any leftovers. Any computed objects will be
  # serialised in data.py before the request is sent.
  request = {}
  request['expression'] = collection
  if 'description' in config:
    request['description'] = config.pop('description')

  if export_destination == Task.ExportDestination.ASSET:
    request['assetExportOptions'] = {
        'earthEngineDestination': _build_earth_engine_destination(config)
    }
  elif export_destination == Task.ExportDestination.FEATURE_VIEW:
    request['featureViewExportOptions'] = {
        'featureViewDestination':
            _build_feature_view_destination(config),
        'ingestionTimeParameters':
            build_ingestion_time_parameters(
                config.pop('ingestionTimeParameters', None))
    }
  elif export_destination == Task.ExportDestination.BIGQUERY:
    request['bigqueryExportOptions'] = {
        'bigqueryDestination': _build_bigquery_destination(config)
    }
  else:
    request['fileExportOptions'] = _build_table_file_export_options(
        config, export_destination)

  if 'selectors' in config:
    # Strings have been turned into lists but we still might be holding a
    # tuple or other non-list iterable.
    request['selectors'] = list(config.pop('selectors'))

  if 'maxVertices' in config:
    request['maxVertices'] = {'value': int(config.pop('maxVertices'))}