# Write a function that takes an array of numbers and returns the sum of the numbers. The numbers can be negative or non-integer. #If the array does not contain any numbers then you should return 0.

This Python script reads an array of numbers from a file, doubles each element, writes the doubled numbers to a new file, and calculates the sum of the doubled numbers.

Saiba como criar, indexar, fatiar, remodelar e executar operações aritméticas em matrizes usando o NumPy, a biblioteca Python mais popular para ciência de dados.