def get_installed_pypackages():
    return {p.project_name.lower(): p for p in pkg_resources.working_set}
def _swdb_environment_install(self, env_id, pkg_types, groups):
        swdb_env = self._create_swdb_environment(env_id, pkg_types, groups)

        if swdb_env is not None:
            self._base.history.env.install(swdb_env)