

def compile_tree():
    'Compile all Python files below current directory.'
    stat = os.system('python -m compileall .')
    if stat:
        msg = '*** ERROR: Some Python files in tree do NOT compile! ***\n'
        msg += 'See messages above for the actual file that produced it.\n'
        raise SystemExit(stat)

dataset/ETHPy150Open ipython/ipython-py3k/tools/toollib.py compile_tree/VarMisuse@36/111 `msg`->`stat`