Category: Topic

Understanding np.where in NumPy: A Complete Guide to Conditional Indexing in Python

Working with large datasets in Python requires efficient tools that can filter, transform, and analyze data with speed. One such powerful tool is np.where—a function within the NumPy library that simplifies conditional selection and indexing. Whether you’re dealing with numerical arrays or real-world data structures, understanding how np.where works can drastically streamline your code. This