python set union in place
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In Python, a set is an unordered collection of unique elements. The union of two sets, denoted by the union() method, creates a new set containing all distinct elements from both sets. In this tutorial, we'll explore how to perform the union operation in-place using the update() method.
The update() method is used to add elements from one set to another. When applied to sets, it performs the union operation in-place, modifying the set on which it is called.
Let's walk through a simple example:
In this example, the elements of set_b are added to set_a using the update() method, resulting in the union of the two sets.
Let's consider a scenario where we have two sets representing courses enrolled by students. We want to find the combined set of courses without duplicate entries.
In this example, the update() method is used to find the union of the courses enrolled by both students, and the result is stored in student1_courses.
The update() method provides a convenient way to perform set union in-place in Python. It modifies the set on which it is called by adding elements from another iterable. This can be particularly useful when you want to combine unique elements from multiple sets without creating a new set.
Remember to adapt the examples to your specific use case, and feel free to explore other set operations and methods offered by Python's set data type.
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