@grammar(int)
    def height(value):
        if value < 0:
            raise ValueError('height cannot be negative')
Provide indication about the progress/length of the test run.
dataset/ETHPy150Open wrobstory/vincent/vincent/visualization.py/Visualization.height--crossover with--dataset/ETHPy150Open byt3bl33d3r/pth-toolkit/lib/python2.7/site-packages/samba/external/subunit/__init__.py/TestProtocolClient.progress