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How to use _load_fixture_values method in tavern

Best Python code snippet using tavern

item.py

Source:item.py

...91                        " be a list of fixture names)"92                    )93                    continue94            self.add_marker(pm)95    def _load_fixture_values(self):96        fixture_markers = self.iter_markers("usefixtures")97        values = {}98        for m in fixture_markers:99            if isinstance(m.args, (list, tuple)):100                mark_values = {f: self.funcargs[f] for f in m.args}101            elif isinstance(m.args, str):102                # Not sure if this can happen if validation is working103                # correctly, but it appears to be slightly broken so putting104                # this check here just in case105                mark_values = {m.args: self.funcargs[m.args]}106            else:107                raise exceptions.BadSchemaError(108                    (109                        "Can't handle 'usefixtures' spec of '{}'."110                        " There appears to be a bug in pykwalify so verification of"111                        " 'usefixtures' is broken - it should be a list of fixture"112                        " names"113                    ).format(m.args)114                )115            if any(mv in values for mv in mark_values):116                logger.warning("Overriding value for %s", mark_values)117            values.update(mark_values)118        # Use autouse fixtures as well119        for m in self.fixturenames:120            if m in values:121                logger.debug("%s already explicitly used", m)122                continue123            mark_values = {m: self.funcargs[m]}124            values.update(mark_values)125        return values126    def runtest(self):127        # Do a deep copy because this sometimes still retains things from previous tests(?)128        self.global_cfg = copy.deepcopy(load_global_cfg(self.config))129        self.global_cfg.setdefault("variables", {})130        load_plugins(self.global_cfg)131        self.global_cfg["tavern_internal"] = {"pytest_hook_caller": self.config.hook}132        # INTERNAL133        # NOTE - now that we can 'mark' tests, we could use pytest.mark.xfail134        # instead. This doesn't differentiate between an error in verification135        # and an error when running the test though.136        xfail = self.spec.get("_xfail", False)137        try:138            fixture_values = self._load_fixture_values()139            self.global_cfg["variables"].update(fixture_values)140            call_hook(141                self.global_cfg,142                "pytest_tavern_beta_before_every_test_run",143                test_dict=self.spec,144                variables=self.global_cfg["variables"],145            )146            verify_tests(self.spec)147            for stage in self.spec["stages"]:148                if not stage.get("name"):149                    if not stage.get("id"):150                        # Should never actually reach here, should be caught at schema check time151                        raise exceptions.BadSchemaError(152                            "One of name or ID must be specified"...

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