Adding start time from the table

If this template helps then use it. If not then just delete and start from scratch.

OS: 8.1
PsychoPy version : 2021.1.2

What are you trying to achieve?: I would like to read start times for the parallel port from the excel table and add some numbers to it. It should start either at 0 or at 0.5 sec.

This is the column from the table which I would like to read:
image

This is what I tried to do. I got syntax error:

Error message:

Is there a way to do it?