Method ensure_python_env

src/tox/tox_env/python/api.py:336–342

(self)

        self._paths = self.prepend_env_var_path()  # now that the environment exist we can add them to the path

    def ensure_python_env(self) -> None:
        conf = self.python_cache()
        with self.cache.compare(conf, Python.__name__) as (eq, old):
            if old is None:  # does not exist -> create
                self.create_python_env()
            elif eq is False:  # pragma: no branch # exists but changed -> recreate
                raise Recreate(self._diff_msg(conf, old))

    @staticmethod
    def _diff_msg(conf: dict[str, Any], old: dict[str, Any]) -> str: