DOC: add note about -1 as NaN alternative for Ergast int

theOehrly · Sep 21, 2023 · 0250bb3 · 0250bb3
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commit 0250bb3
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diff --git a/docs/ergast.rst b/docs/ergast.rst
@@ -194,6 +194,9 @@ result frame. This way it easy to see which keys are renamed.
 Additionally, both the "API Mapping" and the "DataFrame Description" will
 show the data type to which a value is cast when ``auto_cast=True``.
 
+.. note::
+  ``-1`` is used to indicate missing values for ``int``-type values (``int``
+  does not support a proper ``NaN`` value)
 
 MultiResponse DataFrames
 ::::::::::::::::::::::::