TypeError: 'str' object is not callable (Python)

Question

Code:

import urllib2 as u
import os as o
inn = \'dword.txt\'
w = open(inn)
z = w.readline()
b = w.readline()
c = w.readline()
x = w.readline         


        

Answer 1

it is recommended not to use str int list etc.. as variable names, even though python will allow it. this is because it might create such accidents when trying to access reserved keywords that are named the same