Dive Into Python - Club d'entraide des développeurs francophones

11.10. Summary

The openanything.py and its functions should now make perfect sense.

There are 5 important features of HTTP web services that every client should support:

Identifying your application by setting a proper User-Agent.
Handling permanent redirects properly.
Supporting Last-Modified date checking to avoid re-downloading data that hasn't changed.
Supporting ETag hashes to avoid re-downloading data that hasn't changed.
Supporting gzip compression to reduce bandwidth even when data has changed.