Python Linecache.getline () reads a script from a specific line in a file

Python uses the Getline method in Linecache in the standard library to read a specific line from a file.

Like what:

!--

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-->import Linecache
print Linecache.getline ( " 2.1_open.py " 4

Returns the 4th line of text from my previous case code file, 2.1_open.py, with the output:
F = open ('/home/evergreen/desktop/test ')

View the implementation in Linecache ( I use Ulipad, so just hover the cursor at Linecache, press F6)