import re
s=r"""武士彌助_S01E01_浪人.mp4
武士彌助_S01E02_老方法.mp4
武士彌助_S01E03_彌天大罪.mp4
武士彌助_S01E04_漫漫長路.mp4
武士彌助_S01E05_痛楚與鮮血.mp4
武士彌助_S01E06_平衡.mp4"""
ms = r"(?P<t>.+?)_S(?P<s>\d+)E(?P<e>\d+)_(?P<sub>.*?)\s?(?P<f>(?:.(?!\.))+$)"
a = [_ for _ in list(filter(None, s.split('\n')))]
b = ['EP{} {}{}'.format(m.group('e').zfill(2), m.group('sub'), m.group('f')).strip().upper() for m in [re.match(ms,_) for _ in a]]
for _ in zip(a, b):
print('ren "{}" "{}"'.format(_[0],_[1]))
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