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Python is powerful but simple to learn, so the code looks like it was written in English. NumPy is a general-purpose library for working with large arrays and matrices. Scrapy is the most popular high-level Python framework for extracting data from websites. Matplotlib is a standard data visualization library that together with NumPy, SciPy, and IPython provides features similar to MATLAB. The SciPy library is the main library of the SciPy stack for all types of math, science, engineering projects.