File: testutils.py

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from shutil import which

import pytest


def onlyif_cmds_exist(*commands):
    """
    Decorator to skip test when at least one of `commands` is not found.
    """
    for cmd in commands:
        if not which(cmd):
            return pytest.mark.skip(f"This test runs only if command '{cmd}' is installed")
    return lambda f: f