syntax issue
MODIFY
tests/core/test_effects.py
tests/core/test_effects.py
@@ -382,7 +382,8 @@ def test_hooks(mix_and_sources, check_against_regression_data):
with pytest.raises(RuntimeError):
signal.build_effect()
-def test_filterfunction_pass:
+
+def test_filter_function_pass():
# this test is for 100% coverage
function = effects.FilterFunction
function.func()

syntax issue