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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def open(cls, filename):
 """Provide a handle-like object for streaming."""

        file_info = cls.parse_remote(filename)
        blob_service = cls.connect(filename)
        return BlobHandle(blob_service=blob_service,
                          container=file_info.container,
                          blob=file_info.blob,
                          chunk_size=cls._BLOB_CHUNK_DATA_SIZE)