How to use the priority.BadWeightError function in priority
To help you get started, we’ve selected a few priority examples, based on popular ways it is used in public projects.
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python-hyper / priority / test / test_priority.py View on Github 
def test_stream_with_non_integer_weight_is_error(self, weight):
"""
Giving a stream a non-integer weight is rejected.
"""
p = priority.PriorityTree()
with pytest.raises(priority.BadWeightError) as err:
p.insert_stream(stream_id=1, weight=weight)
assert err.value.args[0] == 'Stream weight should be an integer'
p.insert_stream(stream_id=2)
with pytest.raises(priority.BadWeightError) as err:
p.reprioritize(stream_id=2, weight=weight)
assert err.value.args[0] == 'Stream weight should be an integer'priority
A pure-Python implementation of the HTTP/2 priority tree
