goodboy
/
tractor
1
0
Fork 1
Code Issues 1 Pull Requests 4 Packages Projects Releases Wiki Activity

Use mem chan in streaming tests

trio_memchans
Tyler Goodlet 2019-02-15 17:10:57 -05:00
parent 41c202db68
commit 51f082fff7
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
tests/test_streaming.py
View File

@ -91,25 +91,25 @@ async def aggregate(seed):
portals.append(portal) portals.append(portal)
q = trio.Queue(500) send_chan, recv_chan = trio.open_memory_channel(500)
async def push_to_q(portal): async def push_to_chan(portal):
async for value in await portal.run( async for value in await portal.run(
__name__, 'stream_data', seed=seed __name__, 'stream_data', seed=seed
): ):
# leverage trio's built-in backpressure # leverage trio's built-in backpressure
await q.put(value) await send_chan.send(value)
await q.put(None) await send_chan.send(None)
print(f"FINISHED ITERATING {portal.channel.uid}") print(f"FINISHED ITERATING {portal.channel.uid}")
# spawn 2 trio tasks to collect streams and push to a local queue # spawn 2 trio tasks to collect streams and push to a local queue
async with trio.open_nursery() as n: async with trio.open_nursery() as n:
for portal in portals: for portal in portals:
n.start_soon(push_to_q, portal) n.start_soon(push_to_chan, portal)
unique_vals = set() unique_vals = set()
async for value in q: async for value in recv_chan:
if value not in unique_vals: if value not in unique_vals:
unique_vals.add(value) unique_vals.add(value)
# yield upwards to the spawning parent actor # yield upwards to the spawning parent actor