speed up sorted dataframe check

Nixtla / utilsforecast

https://nixtlaverse.nixtla.io/utilsforecast

Apache License 2.0

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speed up sorted dataframe check #78

Closed jmoralez closed 3 months ago

jmoralez commented 3 months ago

Speeds up the check that verifies if a dataframe is already sorted by over 2x. It slows down the case when the dataframe isn't sorted because we perform some extra checks, but only by around 10-15%.

review-notebook-app[bot] commented 3 months ago

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