linecache.getline() in Python

With the help of linecache.getline() method, we can get a particular line by providing a line number, one of the usecase for this method is to find the syntax error in the given line number within a big file by using linecache.getline() method.

Syntax : linecache.getline(filename, lineno)
Return : Return the content of given line number.

Input File :

Example #1 :
In this example we can see that by using linecache.getline() method, we are able to get the content of a given line from a big file by using this method.

# import linecache
import linecache as lc

# Using linecache.getline() method
gfg = lc.getline('File.txt', 1)

print(gfg)

Output :


Example #2 :

# import linecache
import linecache as lc

# Using linecache.getline() method
gfg = lc.getline('File.txt', 2)

print(gfg)

Output :