miphreal/tornado_conf

Tornado Settings

Instalation

$ pip install tornado_conf

Usage

Project structure:

◉ project root/
├ <project_name>/
│ ├ ...
│ ├ settings/
│ │ ├ __init__.py
│ │ ├ server.cfg
│ │ ├ base.py
│ │ ├ local.py
│ │ ├ prod.py
│ │ └ qa.py
│ ├ ...
│ └ app.py
├ ...
├ LICENSE
├ README
└ .gitignore

settings/base.py:

setting1 = 'base setting'
SETTING = 'COMMON'

settings/local.py:

from .base import *

setting1 = 'local setting'

settings/prod.py:

from .base import *

setting1 = 'prod setting'
SETTING = 'PROD'

app.py:

import tornado.ioloop
import tornado.web
from tornado.options import options

from tornado_conf import setup_settings, settings

# ...

if __name__ == '__main__':
    setup_settings(settings_package='settings')
    options.parse_config_file('settings/server.cfg', final=False)
    options.parse_command_line()

    print settings.SETTING, settings.setting1

    application = tornado.web.Application([
        # ...
    ], **settings)

    application.listen(8765)
    tornado.ioloop.IOLoop.instance().start()

Shell:

$ python app.py
COMMON base setting

$ python app.py --settings=local
COMMON local setting

$ python app.py --settings=prod
PROD prod setting

$ python app.py --settings=unknown
Traceback (most recent call last):
  ...
ImportError: No module named unknown