June 2015
Intermediate to advanced
320 pages
7h 18m
English
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An eventlet-based chat server
The eventlet library provides a high-level API for event-driven programming, but it does so in a style that mimics the procedural, blocking-IO style that we used in our multithreaded servers. The upshot is that we can effectively take our multithreaded chat server code, make a few minor modifications to it to use eventlet instead, and immediately gain the benefits of the event-driven model!
The eventlet library is available in PyPi, and it can be installed with pip, as shown here:
$ pip install eventlet Downloading/unpacking eventlet
Note
The eventlet library automatically falls back to select if poll is not available, so it will run properly on Windows.
Once it's installed, create a new file called 4.1-chat_server-eventlet.py ...
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