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Question

Asked: May 13, 20262026-05-13T20:35:58+00:00 2026-05-13T20:35:58+00:00

For example, we have some file like that: first line second line third line

For example, we have some file like that:

first line
second line

third line

And in result we have to get:

first line
second line
third line

Use ONLY python

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Editorial Team · Answer 1 · 2026-05-13T20:35:58+00:00

Editorial Team

import fileinput
for line in fileinput.FileInput("file",inplace=1):
    if line.rstrip():
        print line