MAINT: Hide decorator from pytest traceback

hmaarrfk · charris · commit 85f2711e1721 · 2025-03-14T12:32:57.000-06:00
Currently it points the user to the internal numpy function

```
kwargs = {'strict': False}, old_name = 'y', new_name = 'desired'

    @functools.wraps(fun)
    def wrapper(*args, **kwargs):
        for old_name, new_name in zip(old_names, new_names):
            if old_name in kwargs:
                if dep_version:
                    end_version = dep_version.split('.')
                    end_version[1] = str(int(end_version[1]) + 2)
                    end_version = '.'.join(end_version)
                    msg = (f"Use of keyword argument `{old_name}` is "
                           f"deprecated and replaced by `{new_name}`. "
                           f"Support for `{old_name}` will be removed "
                           f"in NumPy {end_version}.")
                    warnings.warn(msg, DeprecationWarning, stacklevel=2)
                if new_name in kwargs:
                    msg = (f"{fun.__name__}() got multiple values for "
                           f"argument now known as `{new_name}`")
                    raise TypeError(msg)
                kwargs[new_name] = kwargs.pop(old_name)
&gt;       return fun(*args, **kwargs)
E       AssertionError:
E       Arrays are not equal
E
E       (shapes (2, 2, 200, 200), (2, 2, 800, 800) mismatch)
E        ACTUAL: array([[[[0, 0, 0, ..., 0, 0, 0],
E                [0, 0, 0, ..., 0, 0, 0],
E                [0, 0, 0, ..., 0, 0, 0],...
E        DESIRED: array([[[[0, 0, 0, ..., 0, 0, 0],
E                [0, 0, 0, ..., 0, 0, 0],
E                [0, 0, 0, ..., 0, 0, 0],...

../../miniforge3/envs/dev/lib/python3.10/site-packages/numpy/_utils/__init__.py:85: AssertionError
```
diff --git a/numpy/_utils/__init__.py b/numpy/_utils/__init__.py
@@ -66,6 +66,7 @@ def _rename_parameter(old_names, new_names, dep_version=None):
     def decorator(fun):
         @functools.wraps(fun)
         def wrapper(*args, **kwargs):
+            __tracebackhide__ = True  # Hide traceback for py.test
             for old_name, new_name in zip(old_names, new_names):
                 if old_name in kwargs:
                     if dep_version:
