Jun 16, 2012 · There's the != (not equal) operator that returns True when two values differ, though be careful with the types because "1" != 1. This will always return True and "1" == 1 will always …

2 Python does not provide e.g. a !< operator, because it is not needed. if a == 0 or a > 0 means the same thing as if a >= 0.

Python checks whether the object you're referring to has the same memory address as the global None object - a very, very fast comparison of two numbers. By comparing equality, Python has …

Have a look at Stack Overflow question Python's “is” operator behaves unexpectedly with integers. What it mostly boils down to is that " is " checks to see if they are the same object, …

In python you always hold a reference to an object in a variable not the actual object, so essentially for a is b to be true the objects in them should be located in the same memory …

Do not use the bitwise invert operator ~ on booleans One might be tempted to use the bitwise invert operator ~ or the equivalent operator function operator.inv (or one of the other 3 aliases …

Python, should I implement __ne__() operator based on __eq__? Short Answer: Don't implement it, but if you must, use ==, not __eq__ In Python 3, != is the negation of == by default, so you …

String and float Float and string Floats and integers are comparable as they are numbers but are usually not equal to each other except when the float is basically the integer but with .0 added …

Feb 22, 2017 · Pending design decision. Meanwhile, use exclude() The Django issue tracker has the remarkable entry #5763, titled "Queryset doesn't have a "not equal" filter operator". It is …

I come from a c style languages, so I am natural in using != as not equal, but when I came to Python, from the documentation I read, I learned that for this purpose the &lt;&gt; operator is …