Commit: f4f6e6f525f39922f7982b27c404d3dc974e8987
Author: Bastien Montagne
Date: Tue Sep 6 14:12:08 2016 +0200
Branches: asset-engine
https://developer.blender.org/rBf4f6e6f525f39922f7982b27c404d3dc974e8987
AmberAIO: Fix asyncio loop handling.
Finally found the right way to do this (at least, I think! :P).
===================================================================
M release/scripts/startup/bl_operators/amber_asyncio.py
===================================================================
diff --git a/release/scripts/startup/bl_operators/amber_asyncio.py
b/release/scripts/startup/bl_operators/amber_asyncio.py
index 14fdb38..d4821db 100644
--- a/release/scripts/startup/bl_operators/amber_asyncio.py
+++ b/release/scripts/startup/bl_operators/amber_asyncio.py
@@ -148,13 +148,17 @@ class AmberJob:
@staticmethod
def async_looper(func):
+ """Defines a simple wrapper around the function that executes it
before stepping a bit asyncio loop."""
def wrapper(*args, **kwargs):
loop = asyncio.get_event_loop()
- print("kickstop")
- loop.stop()
print("proceed....")
func(*args, **kwargs)
- print("kickstart")
+ print("kickstep")
+ # That's the trick - since asyncio loop is not the main loop, we
cannot call run_forever, or we would
+ # never get back our thread (not until something in asyncio loop
itself calls stop(), at least).
+ # So we schedule ourselves the stop call, effectively leading to
'stepping' asyncio loop.
+ # This relies on the fact that main loop (aka Blender) calls an
@AmberJob.async_looper func often enough!
+ loop.call_soon(loop.stop)
loop.run_forever()
return wrapper
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