def getPyCmd(cls):
        """get OS's python command"""
        if "win32" in sys.platform:
            return 'py'
        elif "linux" in sys.platform:
            return 'python3'
        elif 'darwin' in sys.platform:
            return 'python3'
        else:
            cit.err("No python3 command for " + sys.platform)
def getPyCmd ( cls ) : if "win32" in sys . platform : return 'py' elif "linux" in sys . platform : return 'python3' elif 'darwin' in sys . platform : return 'python3' else : cit . err ( "No python3 command for " + sys . platform )
get OS's python command