get_real_func will unwrap the underlying fixture function

Author: Glyphack

src/_pytest/fixtures.py

@@ -1242,10 +1242,6 @@ def __init__(
         else:
             self._fixture_function = function
         functools.update_wrapper(self, function)
-        # Wrapping the original function will create a __wrapped__ in this object.
-        # Remove the __wrapped__ so the inspect.unwrap will not access the original function.
-        # Unwrapping must be done with the _get_wrapped_function method.
-        delattr(self, "__wrapped__")
 
     def __repr__(self) -> str:
         return f"<pytest_fixture({self._fixture_function})>"

testing/test_compat.py

@@ -67,11 +67,7 @@ def wrapped_func3():
         pass  # pragma: no cover
 
     wrapped_func4 = decorator(wrapped_func3)
-    assert (
-        # get_real_func does not unwrap function that is wrapped by fixture hence we need to call _get_wrapped_function
-        get_real_func(wrapped_func4)._get_wrapped_function()
-        is wrapped_func3._get_wrapped_function()
-    )
+    assert get_real_func(wrapped_func4) is wrapped_func3._get_wrapped_function()
 
 
 def test_get_real_func_partial() -> None: