examples/polars_quickstart.py

import polars as pl

df = pl.scan_parquet("hf://datasets/Lightcap/multi-domain-cloudflare-observability/data/http_dimension_groups.parquet")

top_paths = (
    df.filter(pl.col("grouping") == "path")
      .group_by(["zone_name", "host", "path"])
      .agg(pl.sum("requests").alias("requests"))
      .sort("requests", descending=True)
      .collect()
)

print(top_paths.head())