Some equivalents for my reference:
| Ruby | Python | Comment |
|---|---|---|
| Rubygems | Eggs | python setuptools, utility is called easy_install |
| __FILE__ | ??? | |
| $: or $LOAD_PATH | import sys; sys.path | |
| a ? b : c | b if a else c | stupid ternary operator |
| sys.stdout; sys.stderr | ||
| script/console | django-admin.py shell | |
| restful auth, clearance, auth plugins | [auth middleware](http://docs.djangoproject.com/en/dev/topics/auth/) | |
| before_filter | [BeforeFilter middleware](http://www.djangosnippets.org/snippets/1306/) |