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Description
Only the squared parameter is deprecated (source, docs):
@validate_params(
{
"y_true": ["array-like"],
"y_pred": ["array-like"],
"sample_weight": ["array-like", None],
"multioutput": [StrOptions({"raw_values", "uniform_average"}), "array-like"],
"squared": [Hidden(StrOptions({"deprecated"})), "boolean"],
},
prefer_skip_nested_validation=True,
)
def mean_squared_error(
y_true,
y_pred,
*,
sample_weight=None,
multioutput="uniform_average",
squared="deprecated",
):This was originally reported at this Stack Overflow question.
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