# i'm using python version 3.4this code is not working
def whatsup(x):
    return("My name is" +x)
print whatsup("nimesh")

#but instead this code is working.
def whatsup(x):
    return("My name is" +x)
var=whatsup("Nimesh")
print(whatsup)
#what is the difference in between in these two codes?