Sanic tries to create it's own loop

[lrnselfreliance]

Sanic tries to create it's own loop which prevents the API from starting

api_1      | [2022-04-22 15:14:16,665] [wrolpi.root_api] [DEBUG] Running Sanic 21.12.1 with kwargs {'host': '0.0.0.0', 'port': 8081, 'workers': 1, 'auto_reload': True}
api_1      | [2022-04-22 15:14:16 +0000] [63] [INFO] Sanic v21.12.1
api_1      | [2022-04-22 15:14:16,737] [sanic.root] [INFO] Sanic v21.12.1
api_1      | [2022-04-22 15:14:16 +0000] [63] [INFO] Goin' Fast @ http://0.0.0.0:8081
api_1      | [2022-04-22 15:14:16,739] [sanic.root] [INFO] Goin' Fast @ http://0.0.0.0:8081
api_1      | [2022-04-22 15:14:16 +0000] [63] [INFO] mode: production, single worker
api_1      | [2022-04-22 15:14:16,740] [sanic.root] [INFO] mode: production, single worker
api_1      | [2022-04-22 15:14:16 +0000] [63] [INFO] server: sanic
api_1      | [2022-04-22 15:14:16,741] [sanic.root] [INFO] server: sanic
api_1      | [2022-04-22 15:14:16 +0000] [63] [INFO] python: 3.8.12
api_1      | [2022-04-22 15:14:16,742] [sanic.root] [INFO] python: 3.8.12
api_1      | [2022-04-22 15:14:16 +0000] [63] [INFO] platform: Linux-5.4.0-91-generic-x86_64-with-glibc2.2.5
api_1      | [2022-04-22 15:14:16,743] [sanic.root] [INFO] platform: Linux-5.4.0-91-generic-x86_64-with-glibc2.2.5
api_1      | [2022-04-22 15:14:16 +0000] [63] [INFO] auto-reload: enabled
api_1      | [2022-04-22 15:14:16,744] [sanic.root] [INFO] auto-reload: enabled
api_1      | [2022-04-22 15:14:16 +0000] [63] [INFO] packages: sanic-routing==0.7.2, sanic-testing==0.8.2, sanic-ext==22.1.2
api_1      | [2022-04-22 15:14:16,745] [sanic.root] [INFO] packages: sanic-routing==0.7.2, sanic-testing==0.8.2, sanic-ext==22.1.2
api_1      | [2022-04-22 15:14:16 +0000] [63] [ERROR] Experienced exception while trying to serve
api_1      | Traceback (most recent call last):
api_1      |   File "/usr/local/lib/python3.8/site-packages/sanic/app.py", line 1204, in run
api_1      |     serve_single(server_settings)
api_1      |   File "/usr/local/lib/python3.8/site-packages/sanic/server/runners.py", line 206, in serve_single
api_1      |     serve(**server_settings)
api_1      |   File "/usr/local/lib/python3.8/site-packages/sanic/server/runners.py", line 129, in serve
api_1      |     loop.run_until_complete(app._startup())
api_1      |   File "uvloop/loop.pyx", line 1495, in uvloop.loop.Loop.run_until_complete
api_1      |   File "uvloop/loop.pyx", line 1488, in uvloop.loop.Loop.run_until_complete
api_1      |   File "uvloop/loop.pyx", line 1377, in uvloop.loop.Loop.run_forever
api_1      |   File "uvloop/loop.pyx", line 515, in uvloop.loop.Loop._run
api_1      | RuntimeError: Cannot run the event loop while another loop is running
api_1      | [2022-04-22 15:14:16,750] [sanic.error] [ERROR] Experienced exception while trying to serve
api_1      | Traceback (most recent call last):
api_1      |   File "/usr/local/lib/python3.8/site-packages/sanic/app.py", line 1204, in run
api_1      |     serve_single(server_settings)
api_1      |   File "/usr/local/lib/python3.8/site-packages/sanic/server/runners.py", line 206, in serve_single
api_1      |     serve(**server_settings)
api_1      |   File "/usr/local/lib/python3.8/site-packages/sanic/server/runners.py", line 129, in serve
api_1      |     loop.run_until_complete(app._startup())
api_1      |   File "uvloop/loop.pyx", line 1495, in uvloop.loop.Loop.run_until_complete
api_1      |   File "uvloop/loop.pyx", line 1488, in uvloop.loop.Loop.run_until_complete
api_1      |   File "uvloop/loop.pyx", line 1377, in uvloop.loop.Loop.run_forever
api_1      |   File "uvloop/loop.pyx", line 515, in uvloop.loop.Loop._run
api_1      | RuntimeError: Cannot run the event loop while another loop is running
api_1      | Traceback (most recent call last):
api_1      |   File "/opt/wrolpi/main.py", line 172, in <module>
api_1      |     result_ = loop_.run_until_complete(main(loop_))
api_1      |   File "/usr/local/lib/python3.8/asyncio/base_events.py", line 616, in run_until_complete
api_1      |     return future.result()
api_1      |   File "/opt/wrolpi/main.py", line 117, in main
api_1      |     return root_api.main(loop, args)
api_1      |   File "/opt/wrolpi/wrolpi/root_api.py", line 76, in main
api_1      |     return run_webserver(loop, args.host, args.port, args.workers)
api_1      |   File "/opt/wrolpi/wrolpi/root_api.py", line 64, in run_webserver
api_1      |     return api_app.run(**kwargs)
api_1      |   File "/usr/local/lib/python3.8/site-packages/sanic/app.py", line 1204, in run
api_1      |     serve_single(server_settings)
api_1      |   File "/usr/local/lib/python3.8/site-packages/sanic/server/runners.py", line 206, in serve_single
api_1      |     serve(**server_settings)
api_1      |   File "/usr/local/lib/python3.8/site-packages/sanic/server/runners.py", line 129, in serve
api_1      |     loop.run_until_complete(app._startup())
api_1      |   File "uvloop/loop.pyx", line 1495, in uvloop.loop.Loop.run_until_complete
api_1      |   File "uvloop/loop.pyx", line 1488, in uvloop.loop.Loop.run_until_complete
api_1      |   File "uvloop/loop.pyx", line 1377, in uvloop.loop.Loop.run_forever
api_1      |   File "uvloop/loop.pyx", line 515, in uvloop.loop.Loop._run

This can be fixed by migrating to latest Sanic. Upgrading to newer Sanic will require rework of worker processes.