dang=True
if [ dang == False ] :
    print ("False")
    print("Value of dang is %s"%dang)
else :
    print ("True")
    print("Value of ding is %s"%ding)

ding=True
if  ding == False  :
    print ("False")
    print("Value of ding is %s"%ding)
else :
    print ("True")
    print("Value of ding is %s"%ding)

False
Value of dang is True
True
Value of ding is True