def __init__(self, blob_storage):
    self.blob_keys = {}
    self.blobstore_files = set()
    self.finalized_files = set()
    self.created_files = set()
    self.data_files = {}
    self.sequence_keys = {}
    self.blob_storage = blob_storage



    self.blob_content_types = {}


    self.blob_file_names = {}
Constructor.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/files/file_service_stub.py/BlobstoreStorage.__init__