lbry-sdk/lbry/stream/background_downloader.py

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import asyncio
from lbry.stream.downloader import StreamDownloader
class BackgroundDownloader:
def __init__(self, conf, storage, blob_manager, dht_node=None):
self.storage = storage
self.blob_manager = blob_manager
self.node = dht_node
self.conf = conf
async def download_blobs(self, sd_hash):
downloader = StreamDownloader(asyncio.get_running_loop(), self.conf, self.blob_manager, sd_hash)
try:
await downloader.start(self.node, save_stream=False)
except ValueError:
return
for blob_info in downloader.descriptor.blobs[:-1]:
await downloader.download_stream_blob(blob_info)
# for now, announcing is unnecessary because the blobs we have were announced to us, se they will be queried
# await self.storage.set_announce(sd_hash, downloader.descriptor.blobs[0].blob_hash)