Numeric, the ancestor of NumPy, was developed by Jim Hugunin. Another package Numarray was also developed, having some additional functionalities. In 2005, Travis Oliphant created NumPy package by incorporating the features of Numarray into Numeric package. There are many contributors to this open-source project.
It can also provide an efficient multi-dimensional container of generic data. Arbitrary data-types can be defined. The official website is https://www.numpy.org
For a detailed tutorial on Python NumPy please visit https://www.c-sharpcorner.com/article/a-complete-numpy/