About 1,330,000 results
Open links in new tab
  1. python - How do I pass a variable by reference? - Stack Overflow

    Jun 12, 2009 · Python: Python is “pass-by-object-reference”, of which it is often said: “Object references are passed by value.” (read here). Both the caller and the function refer to the …

  2. Pass by reference vs value in Python - GeeksforGeeks

    Oct 4, 2025 · Python is a little different. It doesn’t strictly follow either model. Instead, Python uses a "pass by object reference" (also called call by sharing) approach: When you pass an …

  3. Pass by Reference in Python: Background and Best Practices

    In this tutorial, you'll explore the concept of passing by reference and learn how it relates to Python's own system for handling function arguments. You'll look at several use cases for …

  4. Call by Value vs Call by Reference in Python

    Sep 6, 2025 · Python doesn’t strictly use call by value or call by reference. Instead, Python uses something called call by object reference (also known as call by sharing). This means: When …

  5. Python's Pass - by - Reference: Concepts, Usage, and Best Practices

    Mar 24, 2025 · This blog post will delve deep into the concept of what is commonly referred to as pass - by - reference in Python, how to use it effectively, common scenarios where it is …

  6. How to Pass by Reference in Python - Delft Stack

    Mar 11, 2025 · This tutorial demonstrates how to pass an argument by reference in Python. Learn the difference between pass by reference and pass by value, and explore methods using lists, …

  7. Pass by value and reference - The Python Book

    🔗 Now let’s look at an example of passing by reference. As you can see, x changes. The function acts directly on x. This difference can be somewhat complicated to understand in Python, …

  8. How to pass value by reference in Python? - TutorialsTeacher.com

    Hence, it can be inferred that in Python, a function is always called by passing a variable by reference. It means, if a function modifies data received from the calling environment, the …

  9. python - When is a variable passed by reference and when by …

    Effbot (aka Fredrik Lundh) has described Python's variable passing style as call-by-object: http://effbot.org/zone/call-by-object.htm. Objects are allocated on the heap and pointers to …

  10. Is Python call by reference or call by value - GeeksforGeeks

    Jul 12, 2025 · In Python, "call by reference" is a way of handing arguments to functions where the reference to the real object gets passed instead of the object's actual value. This means that if …