Frequently Asked Questions (FAQ)¶
Can I use Faust with Django/Flask/etc.?¶
This approach works with any blocking Python library that can work with eventlet.
$ pip install -U faust-streaming[eventlet]
Then to actually use eventlet as the event loop you have to either
-L argument to the faust program:
$ faust -L eventlet -A myproj worker -l info
import mode.loop.eventlet at the top of your entry point script:
#!/usr/bin/env python3 import mode.loop.eventlet # noqa
It’s very important this is at the very top of the module, and that it executes before you import libraries.
Can I use Faust with Tornado?¶
Yes! Use the
Can I use Faust with Twisted?¶
Yes! Use the
asyncio reactor implementation:
Will you support Python 2.7 or Python 3.5?¶
No. Faust requires Python 3.8 or later, since it heavily uses features that were introduced in Python 3.6 (async, await, variable type annotations).
I get a maximum number of open files exceeded error by RocksDB when running a Faust app locally. How can I fix this?¶
You may need to increase the limit for the maximum number of open files. The following post explains how to do so on OS X: https://blog.dekstroza.io/ulimit-shenanigans-on-osx-el-capitan/
What kafka versions faust supports?¶
Faust supports kafka with version >= 0.10.