PyCon India 2010 Building Scalable apps using appengine
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This document discusses building scalable apps using Google App Engine. It introduces Google App Engine and shows a simple "Hello World" app written in Python. It describes how App Engine uses the Datastore for scalable data storage and modeling data with entities and properties. It also covers caching with Memcache and techniques for scaling apps, including using entity groups, batches, sharding, and caching.
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PyCon India 2010 Building Scalable apps using appengine
- 1. Building Scalable Apps using Google App Engine Pranav Prakash bit.ly/scalableapps PyCon India 2010
- 5. Hello World :) from google.appengine.ext import webapp from google.appengine.ext.webapp.util import run_wsgi_app class MainPage(webapp.RequestHandler): def get(self): self.response.headers[' Content-Type '] = ' text/plain ' self.response.out.write(' Hello, webapp World! ') application = webapp.WSGIApplication( [(' / ', MainPage)], debug= True ) def main(): run_wsgi_app(application) if __name__ == " __main__ ": main()
- 6. app.yaml application : helloworld version : 1 runtime : python api_version : 1 handlers : - url : /.* script : helloworld.py
- 14. bit.ly/scalableapps pranny @ gmail.com