Learn how to create, index, slice, reshape, and perform arithmetic operations on arrays using NumPy, the most popular Python library for data science.

This post shows you how to use arrays in Python and why this data structure is so useful. A foundational skill for data science, coding, and more!

i.e python is actually allocating the memory in chunks for different length sizes thus it is intelligent enough to know that when it needs extra space for data allocation then it gives them extra size ...