Python: What is the `is` function? - Stack Overflow
Jun 30, 2013 · This might be a stupid question, but what exactly is the is function, and when would one use it? From the context, i guess i could infer that it's equivalent to ==; but if that's …
Python is Keyword - W3Schools
Check if two objects are the same object: The is keyword is used to test if two variables refer to the same object. The test returns True if the two objects are the same object. The test returns …
python - Understanding the "is" operator - Stack Overflow
is and is not are the two identity operators in Python. is operator does not compare the values of the variables, but compares the identities of the variables. Consider this: >>> a = [1,2,3] >>> b …
python - How do I detect whether a variable is a function
Our custom is_function(obj), maybe with some edits is the preferred method to check if an object is a function if you don't any count callable class instance as a function, but only functions …
is keyword in Python - GeeksforGeeks
Jul 14, 2023 · Python is Keyword Usage. Let us see a few examples to know how the “is” keyword works in Python. Compare List Elements using is Keyword. In this example, we will declare …
Python Functions - W3Schools
A function is a block of code which only runs when it is called. You can pass data, known as parameters, into a function. A function can return data as a result. In Python a function is …
How to detect whether a Python variable is a function?
Apr 26, 2025 · Detect whether a Python variable is a function or not by using inspect module: One alternative approach to detect whether a Python variable is a function is to use the inspect …
Python is operator
Aug 21, 2022 · Python is the operator compares two variables and returns True if they reference the same object. If the two variables reference different objects, the is operator returns False. …
Python "is" and "is not": Explained Using Examples!
Nov 7, 2021 · What does “is” in Python do? The “ is ” operator is used to verify if 2 references are pointing to the same object. What does “is not” in Python do? The “ is not ” operator is used to …
Python Functions - Python Guides
What are Functions in Python? A function is a block of organized, reusable code that performs a specific task. Functions help break our program into smaller and modular chunks, making it …