5 examples of 'check library version python' in Python

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def check_python(version):
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    required_version = tuple(int(i) for i in version.split('.'))
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    actual_version = sys.version_info[:2]
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    assert actual_version >= required_version, (
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        'Must use at least Python %s but have version %d.%d' %
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        (version, actual_version[0], actual_version[1]))

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def check_python_version():
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    if sys.version_info < (3, 5):
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        stderr.write("DistAlgo requires Python version 3.5 or newer.\n")
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        return False
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    else:
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        return True

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def check_py():
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    if os_system() == "Windows":
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        try:
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            py_ver = subprocess.check_output(
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                "py -3 -V").decode('UTF-8').splitlines()[0]
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            print("Script has detected " + py_ver +
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                  " version present on the machine.")
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        except:
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            print("Script could not detect Python 3 on the machine.\n"
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                  "Go to https://www.python.org/downloads/ page and download latest Python 3 version.")
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    else:
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        try:
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            py_ver = subprocess.check_output(["python3", "-V"]).decode('UTF-8').splitlines()[0]
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            print("Script detected " + py_ver +
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                  " version present on the machine.")
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        except:
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            print("Script could not detect Python 3 on the machine.\n"
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                  "Go to https://www.python.org/downloads/ page and download latest Python 3 version.")

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def main():
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    pyVersion = sys.version_info
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    # print('python version: ' + str(pyVersion[0]) + '.' + str(
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    #    pyVersion[1]) + '.' + str(pyVersion[2]))
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    check_libraries()
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    print(global_results)

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def check_pyinstaller_version():
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    """Using is_module_satisfies() for pyinstaller fails when
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    installed using 'pip install develop.zip' command
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    (PyInstaller Issue #2802)."""
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    # Example version string for dev version of pyinstaller:
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    # > 3.3.dev0+g5dc9557c
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    version = PyInstaller.__version__
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    match = re.search(r"^\d+\.\d+(\.\d+)?", version)
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    if not (match.group(0) >= PYINSTALLER_MIN_VERSION):
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        raise SystemExit("Error: pyinstaller %s or higher is required" % PYINSTALLER_MIN_VERSION)