[3.13] gh-137952: update csv.Sniffer().has_header() docs to describe the actual off-by-onish behavior (GH-137953)#141435
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gpshead merged 1 commit intopython:3.13from Nov 12, 2025
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… the actual off-by-onish behavior (pythonGH-137953) * checks 21, not 20 * Say "header" instead of "first row" to disambiguate per review. --------- (cherry picked from commit 0d7b48a) Co-authored-by: Maurycy Pawłowski-Wieroński <maurycy@maurycy.com> Co-authored-by: Stan Ulbrych <89152624+StanFromIreland@users.noreply.github.com> Co-authored-by: Maurycy Pawłowski-Wieroński <maurycy@maurycy.com>
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(cherry picked from commit 0d7b48a)
Co-authored-by: Maurycy Pawłowski-Wieroński maurycy@maurycy.com
Co-authored-by: Stan Ulbrych 89152624+StanFromIreland@users.noreply.github.com
Co-authored-by: Maurycy Pawłowski-Wieroński maurycy@maurycy.com
csv.Sniffer().has_header()checks 21, not 20 rows, contrary to what the docs say #137952📚 Documentation preview 📚: https://cpython-previews--141435.org.readthedocs.build/