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【练习】 #练习1:format print(format(3.44444,'.3e')) #3.444e+00 #练习2:findall() & finditer()import recontent = '''email:12345678@163.comemail:2345678@163a.com 阅读全文
posted @ 2017-10-08 15:38
素人渔芙2017
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摘要:
【bytes】 英文文档: class bytes([source[, encoding[, errors]]]) Return a new “bytes” object, which is an immutable sequence of integers in the range 0 <= x 阅读全文
posted @ 2017-10-08 15:35
素人渔芙2017
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