http.py 文件源码

def __init__(self, fd, request, chunksize=DEFAULT_CHUNK_SIZE):
    """Constructor.

    Args:
      fd: io.Base or file object, The stream in which to write the downloaded
        bytes.
      request: googleapiclient.http.HttpRequest, the media request to perform in
        chunks.
      chunksize: int, File will be downloaded in chunks of this many bytes.
    """
    self._fd = fd
    self._request = request
    self._uri = request.uri
    self._chunksize = chunksize
    self._progress = 0
    self._total_size = None
    self._done = False

    # Stubs for testing.
    self._sleep = time.sleep
    self._rand = random.random