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NumPy, also known as Numerical Python, was created by Travis Oliphant, accomplished by blending the features of Numarray into a Numeric package. NumPy has acted as a “replacement” for Matlab (used for technical computing) in the past; How? The combination of NumPy with packages like SciPy (known as Scientific Python) and Mat−plotlib (plotting library), has been treated as a Python Alternative to Matlab, thus being observed as a more modern and organized programming language. Since NumPy is open source, it is an extra advantage for programming aspirants and experienced developers.