How to write not equal in python

Question

What is the replacement for == or how to write "not equal" in the following example:

if hello == hello:
    print "hello"
elif hello (does not equal) goodbye:
    print "no hello"

Answer 1

The keywords is and is not are used for comparing objects. you can use  != as a replacement for "not equal".

For example :

10 == 10 #  -> True
10 != 10 #  -> False
a = b = []; a is b # -> True (same object)