Tests

Update broadcastmanager.py #551

Job	Run time
format	21s
test (ubuntu-latest, false, 3.8)	3m 21s
test (ubuntu-latest, false, 3.9)	2m 52s
docs	1m 44s
test (ubuntu-latest, false, 3.10)	3m 22s
test (ubuntu-latest, false, 3.11)	2m 56s
test (ubuntu-latest, false, pypy-3.8)	3m 15s
static-code-analysis	39s
test (ubuntu-latest, false, pypy-3.9)	3m 9s
test (macos-latest, false, 3.8)	2m 20s
build	30s
test (macos-latest, false, 3.9)	1m 30s
test (macos-latest, false, 3.10)	1m 41s
test (macos-latest, false, 3.11)	5m 34s
test (macos-latest, false, pypy-3.8)	6m 9s
test (macos-latest, false, pypy-3.9)	5m 34s
test (windows-latest, false, 3.8)	3m 30s
test (windows-latest, false, 3.9)	3m 46s
test (windows-latest, false, 3.10)	3m 45s
test (windows-latest, false, 3.11)	3m 30s
test (windows-latest, false, pypy-3.8)	6m 15s
test (windows-latest, false, pypy-3.9)	9m 3s
test (ubuntu-latest, true, 3.12.0-alpha - 3.12.0)	3m 48s
upload_pypi	0s
coveralls	6s
	1h 18m 40s

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