comparison tests/hghave.py @ 43470:32ac4d0b4102

hghave: add a check for pytype, Google's Python type checker

I'm not unbiased, but I strongly prefer pytype to mypy: it does more
inference, so we don't need as many annontations. In theory we can use
both, but since I'm doing some tinkering with pytype I figured I'd
just try setting it up.

Differential Revision: https://phab.mercurial-scm.org/D7268

43469:5f2a8dabb0d8

    blackcmd = 'black --version'
    version_regex = b'black, version ([0-9a-b.]+)'
    version = matchoutput(blackcmd, version_regex)
    sv = distutils.version.StrictVersion
    return version and sv(_strpath(version.group(1))) >= sv('19.10b0')

43470:32ac4d0b4102

    blackcmd = 'black --version'
    version_regex = b'black, version ([0-9a-b.]+)'
    version = matchoutput(blackcmd, version_regex)
    sv = distutils.version.StrictVersion
    return version and sv(_strpath(version.group(1))) >= sv('19.10b0')


@check('pytype', 'the pytype type checker')
def has_pytype():
    pytypecmd = 'pytype --version'
    version = matchoutput(pytypecmd, b'[0-9a-b.]+')
    sv = distutils.version.StrictVersion
    return version and sv(_strpath(version.group(0))) >= sv('2019.10.17')