Here are some text.



In [ ]:

    
print "This Python code has not been executed"



In [1]:

    
import os

def foo():
    if os.getenv('FOO_HAS_CHANGED') is None:
        return [1,2,3,4,5]
    else:
        return [1,2,3,4,6]

x = foo()
print x









    



[1, 2, 3, 4, 5]



In [ ]: