python program online code example

Example 1: online python

Try this https://repl.it/languages/python3

Example 2: online python compiler

Use this site
https://repl.it/languages/python3

Example 3: online python compiler

Use repl.it! 
https://repl.it/languages/python3

Example 4: online python compiler

w3schools has another compiler option
https://www.w3schools.com/python/trypython.asp?filename=demo_compiler

Example 5: python code runner online

print "Did you know that " + str(n) + " squared is " + str(n*n) + "?"