Remove environment |key| and its associated value.
(key_name)
| 819 | |
| 820 | |
| 821 | def remove_key(key_name): |
| 822 | """Remove environment |key| and its associated value.""" |
| 823 | if not key_name: |
| 824 | return |
| 825 | |
| 826 | if key_name not in os.environ: |
| 827 | return |
| 828 | |
| 829 | del os.environ[key_name] |
| 830 | |
| 831 | |
| 832 | # Used by reset_environment to store the initial environment. |