setup.py 文件源码

def copy_folder(new_dir, old_dir):
    try:
        shutil.copytree(old_dir, new_dir, symlinks=True,
                        ignore=shutil.ignore_patterns('*.pyc', '*_src*'))
    except shutil.Error as e:
        sys.stderr.write("[shutil.ERROR] Could not copy folder from %s to %s\n" % (old_dir, new_dir))
        sys.stderr.write("%s\n" % e.message)
        return False
    except Exception, e:
        sys.stderr.write("[ERROR] Could not copy folder from %s to %s\n" % (old_dir, new_dir))
        sys.stderr.write("%s\n" % e.message)
        return False
    return True