python inner function modify outer variable
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Certainly! In Python, inner functions have access to variables in their containing (outer) function. This is known as closure, and it allows inner functions to modify variables from their containing scope. Here's a tutorial with a code example to illustrate this concept:
In Python, inner functions have the ability to access and modify variables from their containing (outer) functions. This behavior is known as closure and is a powerful feature that allows for more flexible and modular code. In this tutorial, we'll explore how inner functions can modify outer variables.
A closure in Python is a function object that has access to variables in its lexical scope, even when the function is called outside that scope. Inner functions form closures and can capture and remember the values of the variables in the containing function's scope.
Let's dive into a practical example to understand how inner functions can modify outer variables:
The output of the above code will be:
In this tutorial, we explored the concept of closures in Python and how inner functions can modify variables from their containing scope. This feature provides a powerful mechanism for creating more flexible and modular code. Understanding closures is crucial for writing clean and maintainable Python code.
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