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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
It's interesting you set slots = dict, but there are a lot of other offerings that implement __getitem__, like munch and ctx (not the malicious version, this one: https://github.com/figlief/ctx)
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