Update ValueError message in interpn
@@ -586,7 +586,8 @@ def interpn(points, values, xi, method="linear", bounds_error=True,
if method not in ["linear", "nearest", "slinear", "cubic",
"quintic", "pchip"]:
raise ValueError(
- "interpn only understands the methods 'linear' and 'nearest'. "
+ "interpn only understands the methods 'linear', 'nearest', "
+ "'slinear', 'cubic', 'quintic' and 'pchip'. "
"You provided {method}.")
ndim = values.ndim
