@db.non_transactional
  def get_object(self, filename, start=0, end=None):
    common.validate_file_path(filename)
    blobkey = self._filename_to_blobkey(filename)
    key = blobstore_stub.BlobstoreServiceStub.ToDatastoreBlobKey(blobkey)
    gcsfileinfo = db.get(key)
    if not gcsfileinfo or not gcsfileinfo.finalized:
      raise ValueError('File does not exist.')
    local_file = self.blob_storage.OpenBlob(blobkey)
    local_file.seek(start)
    if end:
      return local_file.read(end - start + 1)
    else:
      return local_file.read()
Returns type specific parameters for given column.
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/ext/cloudstorage/cloudstorage_stub.py/CloudStorageStub.get_object--crossover with--dataset/ETHPy150Open kvesteri/wtforms-alchemy/wtforms_alchemy/generator.py/FormGenerator.type_specific_parameters