Chet Mancini

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DateUtils Python

Dates, without the baggage.

DateUtils Python workweek calendar mark and wordmark, with the tagline “Dates, without the baggage.”

What it’s for

DateUtils Python collects the date operations that come up in everyday applications: counting workdays, skipping holidays, finding quarter boundaries, converting timezones, and formatting dates for people. Install it with pip install dateutils-python and use the helpers alongside Python’s built-in date and datetime objects.

Small helpers, standard Python

The library uses only Python’s standard library, with type annotations throughout. Business-day helpers accept holiday calendars, including built-in US federal holidays. Parsing supports explicit policies for ambiguous dates, timezone helpers handle daylight-saving edge cases, and generators let you work through large date ranges without building a list in memory.