[Python] Calculate AUC manually without using any Numpy or Sklearn library

I have given a set of X, Y coordinate and I need to find the AUC using trapezoidal formula, without using any numpy or sklearn library.

(x0,y0) is always (0,0)
(xn,yn) is always (1,1)


Below diagram



Without using any sklearn library, I understand I need to find below

hi = ?
wi= ?
AUC = sum (hi * wi)


Now I am not sure how to find hi, wi. I don't think I have all the necessary data to do the high school math. Am I missing something?

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