( names )
| 165 | ############################################################ |
| 166 | |
| 167 | def _preserve_environment( names ): |
| 168 | log.debug('_preserve_environment(%r)' % (names)) |
| 169 | env = {name: os.environ.get(name) for name in names} |
| 170 | return env |
| 171 | |
| 172 | def _update_environment( **env ): |
| 173 | log.debug('_update_environment(...)') |