Created
August 31, 2015 20:19
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Example Python app implement simple REST API running through Gunicorn
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| import argparse | |
| import json | |
| import falcon | |
| from gunicorn.app.base import BaseApplication | |
| from gunicorn.six import iteritems | |
| class StandaloneApplication(BaseApplication): | |
| def __init__(self, app, options=None): | |
| self.options = options or {} | |
| self.application = app | |
| super(StandaloneApplication, self).__init__() | |
| def load_config(self): | |
| config = dict( | |
| [(key, value) for key, value in iteritems(self.options) | |
| if key in self.cfg.settings and value is not None] | |
| ) | |
| for key, value in iteritems(config): | |
| self.cfg.set(key.lower(), value) | |
| def load(self): | |
| return self.application | |
| def _get_config(): | |
| parser = argparse.ArgumentParser() | |
| parser.add_argument('--bind', '-b', default='0.0.0.0') | |
| parser.add_argument('--port', '-p', default='8080') | |
| args = parser.parse_args() | |
| config = { | |
| 'bind': '%s:%s' % (args.bind, args.port), | |
| 'workers': 3, | |
| } | |
| return config | |
| class ExampleResource: | |
| def on_get(self, req, resp): | |
| data = {'foo': 'bar'} | |
| resp.body = json.dumps(data) | |
| def main(): | |
| api = falcon.API() | |
| api.add_route('/', ExampleResource()) | |
| config = _get_config() | |
| StandaloneApplication(api, config).run() | |
| if __name__ == '__main__': | |
| main() |
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