How to fetch remote data with the App Engine

You can use the App Engine to retrieve web pages or other information from foreign servers and process them in your python program. This must obviously be limited, because the abuse potential is very high. Therefore you can not call all possible Internet services. You can retrieve only “web pages” or everything that a Web …

Upload Files with the AppEngine

If you want process an uploaded file in a cgi-programm, you often need to juggle with temporary files. How to do it with the Python in the AppEngine? Because you don’t have write access to a traditonal file system in this highly distrubuted environment. I have searched a while in the documentation. Finally, in an …