utils.py

import subprocess

from packaging import version


def unit_incremented(a, b):
    """Check if a is one version larger than b."""
    a = version.parse(a)
    b = version.parse(b)
    if a.pre is not None and b.pre is not None:
        if a.pre[0] == b.pre[0]:
            return a.pre[1] == b.pre[1] + 1 and a.base_version == b.base_version
        else:
            return (
                a.pre[1] == 0
                and a.pre[0] > b.pre[0]
                and a.base_version == b.base_version
            )
    elif a.pre is not None:
        return a.base_version > b.base_version and a.pre[1] == 0
    elif b.pre is not None:
        return a.base_version == b.base_version
    else:
        return (
            a.micro == b.micro + 1
            and a.minor == b.minor
            and a.major == b.major
            or a.micro == 0
            and a.minor == b.minor + 1
            and a.major == b.major
            or a.micro == 0
            and a.minor == 0
            and a.major == b.major + 1
        )


def run(*args):
    return subprocess.run(
        args, text=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE
    ).stdout