Definition The boolean operation "not" tests whether the equation is not equal which is also can be tested by !=. operator != Parameters Requires testing statements on both ends. Examples Here, in this example, the IntegerField validated number entered should be in record and before the Field vale is passed on HttpResponseRedirect in views.py and index.html files.
In this example, Python tested that y value which is 13 is within the range 5 to 55. If statement was not executed on the because else is true. str(int()) is notint(str())-> True The returns are :
if...not if statement find the number in range().
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