forked from goodboy/tractor
s/tickers/topics
parent
2b1e8773bb
commit
1b405ab4fe
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@ -68,21 +68,21 @@ def modify_subs(topics2ctxs, topics, ctx):
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log.info(f"{ctx.chan.uid} changed subscription to {topics}")
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# update map from each symbol to requesting client's chan
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for ticker in topics:
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topics2ctxs.setdefault(ticker, set()).add(ctx)
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for topic in topics:
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topics2ctxs.setdefault(topic, set()).add(ctx)
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# remove any existing symbol subscriptions if symbol is not
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# found in ``symbols``
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# TODO: this can likely be factored out into the pub-sub api
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for ticker in filter(
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for topic in filter(
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lambda topic: topic not in topics, topics2ctxs.copy()
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):
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ctx_set = topics2ctxs.get(ticker)
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ctx_set = topics2ctxs.get(topic)
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ctx_set.discard(ctx)
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if not ctx_set:
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# pop empty sets which will trigger bg quoter task termination
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topics2ctxs.pop(ticker)
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topics2ctxs.pop(topic)
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def pub(
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