python gzip和bz2 读写压缩文件

2022-05-19  本文已影响0人  孙广宁
5.7 如何读写 gzip或bz2格式压缩文件中的数据
>>> import gzip
>>> with gzip.open('test.txt.gz','rt') as f:
...     test = f.read()
...
>>> test
'write test\n'
>>>
>>> with gzip.open('test.txt.gz','wt') as f:
...     f.write("gzip write")
...
10
>>> with gzip.open('test.txt.gz','rt') as f:
...     test = f.read()
...
>>> test
'gzip write'
>>>
>>> with gzip.open('test.txt.gz','wt',compresslevel=5) as f:
...     f.write("gzip write")
...
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