pandas.errors.DataError — pandas 3.0.0.dev0+2100.gf496acffcc documentation (original) (raw)

exception pandas.errors.DataError[source]#

Exception raised when performing an operation on non-numerical data.

For example, calling ohlc on a non-numerical column or a function on a rolling window.

See also

Series.rolling

Provide rolling window calculations on Series object.

DataFrame.rolling

Provide rolling window calculations on DataFrame object.

Examples

ser = pd.Series(["a", "b", "c"]) ser.rolling(2).sum() Traceback (most recent call last): DataError: No numeric types to aggregate