listing10-10.py

来自「《Beginning Python--From Novice to Profes」· Python 代码 · 共 6 行

# find_sender.py
import fileinput, re
pat = re.compile('From: (.*) <.*?>$')
for line in fileinput.input():
    m = pat.match(line)
    if m: print m.group(1)