python compare two files content
import difflib
import sys
# git-styled output
with open('/tmp/hosts0', 'r') as hosts0:
with open('/tmp/hosts1', 'r') as hosts1:
diff = difflib.unified_diff(
hosts0.readlines(),
hosts1.readlines(),
fromfile='hosts0',
tofile='hosts1',
)
for line in diff:
sys.stdout.write(line)