Hi, I am new to Builder as well as python (using PsychoPy 2024.2.4 under Win 11). I have large trialfile (variables: block/set, image, complete imagepath etc.). In each block/set (named e.g. BuPa, DaBa) need to present only certain rows of the trialfile - the images that belong to that specific bloc…

I edited my original post (which asked for help, how to solve the issue). I posted this parially to get feedback and advices for a nicer solution, partially to help others.

Why are you using read_excel and dataframes rather than PsychoPy TrialHandler (either in code or as a loop)? [image] Wakefield's Daily Tips Blog Builder isn’t Coder I strongly discourage the use of PsychoPy Coder for the creation of psychology experiments beca…

So the first part of the code is actually unnecessary. I simply have to set the block loop to random and link in the original (nonrandomized pilot_blockfile.xlsx file that contains the names of the sets in the imagesets variable). Then, in the code snippet Begin Experiment: df_tot = pd.read_excel…

Select Rows from a larger trialfile according to the value of a condition

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wakecarter April 27, 2025, 8:14pm 3

Why are you using read_excel and dataframes rather than PsychoPy TrialHandler (either in code or as a loop)?

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Select Rows from a larger trialfile according to the value of a condition

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