Numpy financial question

Question

When calculating future value using the numpy financial package, why is the present value given as negative?

Answer 1

Sonic
Money you invest in a future return is money not available to you any more.

Essentially, you have spent it on a speculation for a return.

Answer 2

Because this is the amount of the contribution, you gave it ☺️

Answer 3

Here is an example:

https://code.sololearn.com/c9wPr8a4b6ke/?ref=app

Answer 4

Rik Wittkopp so the sign indicates whether you have spent the money or not?

Answer 5

Yes.
Not all investments return the capital.
In such cases, the money invested is a loss.