[Python] How to get rid of specific warning messages in python while keeping all other...

I am doing some simple math recessively in a python script and am getting the follow warning:

"Warning: divide by zero encountered in divide".
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To provide some context, I am taking two values and trying to find the percent difference in value (a - b) / a and if its above a certain range then process it, but sometimes the value of a or b is zero.

I want to get rid of this specific warning (at a specific line) but all the information I have found so far seems to show me how to stop all warnings (which I do not want).

When I used to write shell scripts, I could do something like this

code...
more code 2 > error.txt
even more code


In that example, I would get the warnings for the 'code' and 'even more code' command but not for the second line.

Is this possible?

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