def get_metadata(headers):
  return dict((k, v) for k, v in headers.iteritems()
              if any(k.lower().startswith(valid) for valid in _GCS_METADATA))
Reimplemented to return the number of rows.
dataset/ETHPy150Open GoogleCloudPlatform/appengine-opencv-sudoku-python/cloudstorage/common.py/get_metadata--crossover with--dataset/ETHPy150Open enthought/traitsui/traitsui/qt4/image_enum_editor.py/ImageEnumModel.rowCount