# Compare two Files line by line in Python 
# Importing difflib
import difflib
  
with open('file1.txt') as file_1:
    file_1_text = file_1.readlines()
  
with open('file2.txt') as file_2:
    file_2_text = file_2.readlines()
  
# Find and print the diff:
for line in difflib.unified_diff(
        file_1_text, file_2_text, fromfile='file1.txt', 
        tofile='file2.txt', lineterm=''):
    print(line)