[Tutor] Equivalent of grep in python

[ppaarrkk]

The following works :

file1 = open (file0, "r")

re.findall ( 'some_text', file1.readline() )


But this doesn't :

re.findall ( 'some_text', file1.readlines() )



How do I use grep for a whole text file, not just a single string ?
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