read python code online code example
Example 1: online python compiler
This is the best online compler for python which I've used.
Probably you will find it on the top of your search resluts too.
https://www.programiz.com/python-programming/online-compiler/
Example 2: python code runner online
print "Did you know that " + str(n) + " squared is " + str(n*n) + "?"