Method _genfunctions

src/_pytest/python.py:455–503

(self, name: str, funcobj)

        return result

    def _genfunctions(self, name: str, funcobj) -> Iterator["Function"]:
        modulecol = self.getparent(Module)
        assert modulecol is not None
        module = modulecol.obj
        clscol = self.getparent(Class)
        cls = clscol and clscol.obj or None

        definition = FunctionDefinition.from_parent(self, name=name, callobj=funcobj)
        fixtureinfo = definition._fixtureinfo

        # pytest_generate_tests impls call metafunc.parametrize() which fills
        # metafunc._calls, the outcome of the hook.
        metafunc = Metafunc(
            definition=definition,
            fixtureinfo=fixtureinfo,
            config=self.config,
            cls=cls,
            module=module,
            _ispytest=True,
        )
        methods = []
        if hasattr(module, "pytest_generate_tests"):
            methods.append(module.pytest_generate_tests)
        if cls is not None and hasattr(cls, "pytest_generate_tests"):
            methods.append(cls().pytest_generate_tests)
        self.ihook.pytest_generate_tests.call_extra(methods, dict(metafunc=metafunc))

        if not metafunc._calls:
            yield Function.from_parent(self, name=name, fixtureinfo=fixtureinfo)
        else:
            # Add funcargs() as fixturedefs to fixtureinfo.arg2fixturedefs.
            fm = self.session._fixturemanager
            fixtures.add_funcarg_pseudo_fixture_def(self, metafunc, fm)

            # Add_funcarg_pseudo_fixture_def may have shadowed some fixtures
            # with direct parametrization, so make sure we update what the
            # function really needs.
            fixtureinfo.prune_dependency_tree()

            for callspec in metafunc._calls:
                subname = f"{name}[{callspec.id}]"
                yield Function.from_parent(
                    self,
                    name=subname,
                    callspec=callspec,
                    fixtureinfo=fixtureinfo,
                    keywords={callspec.id: True},
                    originalname=name,
                )


class Module(nodes.File, PyCollector):