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Questions tagged [psychopy]

PsychoPy is an open-source python module written in python and c libraries for the generation of experiments for neuroscience and experimental psychology. PsychoPy includes Builder and Coder - two graphical interfaces to build experiments using the psychopy python module.

PsychoPy is an open-source Python module written in Python and C libraries for the generation of experiments for neuroscience and experimental psychology. PsychoPy includes Builder and Coder - two graphical interfaces to build experiments using the PsychoPy Python module.

Links:

See the project website for documentation and more information about PsychoPy.

All support now takes place in the psychopy forum

See Github for psychopy's source code. Contributions are very welcome!

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Getting free text (string) input from participant

Seems a silly question but I can't find in the Docs how to get text input from the user in a PsychoPy Builder experiment. e.g if I had a Text component to display the message "What is your name?" I want to get the text answer (with key echoing to…
jacanterbury
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Screenshots during a PsychoPy experiment

I am trying to capture a timed screenshot during my psychopy task. I have a fixation cross, followed by 2 faces on the left and right side of the screen, and then a dot. I just want a screenshot of the 1 second time period that the two faces appear…
user3849871
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Incorporate eye-tribe eye-tracker into psychopy

I am designing an experiment using psychopy. I hope to get eye movement data using eye-tribe eye-tracker too. I saw Sol's code for eyetribe. Is there any tutorial or instruction on how to use pyTribe.py so I can track eye movement using eyetribe…
user2535361
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How do you implement experiments with conditional branching in PsychoPy Builder?

Many behavioural experimental designs in psychology/neuroscience require conditional branching (e.g. only proceed to the test phase if a requisite performance level has been reached in an initial practice phase). PsychoPy’s Builder view allows one…
Michael MacAskill
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PsychoPy Builder: how to update screen each keypress?

I would like to display a different text object each time the subject presses a key depending on which key has just been pressed and I would like only a specific key to advance to the next trial. For example the screen should display text that says…
Jonas Lindeløv
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Text with multiple colors in PsychoPy

I am messing around in PsychoPy now, trying to modify the Sternberg demo for a class project. I want the stimulus text—the number set—to display in a variety of colors: say, one digit is red, the next blue, the next brown, etc. A variety within the…
Hank
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How can I do the equivalent of "unzipping" arrays in Javascript?

I've been searching for a way to do the equivalent of zipping and unzipping arrays in Javascript. I've found a way to to the zipping, but not the unzipping. Overview: I have two lists and the first members of the lists go together, the second…
Dave
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How to add a confidence interval to a PsychoPy RatingScale?

I am programming a task in PsychoPy (version 1.84.2), where participants have to rate the contrast difference between some gratings (e.g. a value between -1 and 1). I designed a rating scale using visual.RatingScale. Now I wanna ask the participants…
juliap00
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Video freezes shortly before animation with MovieStim3 - PsychoPy

I have a sequence of 2 mp4 videos played 4 times (4 trials), with a fixation cross that appears before each animation as shown in the code below. In order to load, play and draw the animations, I used MovieStim3 following [this demo] made by…
Kathia
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How can I draw text to a window using a class?

I'm new to python and PsychoPy. I want to draw a window and show my instructions for a task. If spacebar is pressed, the next instruction is supposed to show. I tried it without using a class but I would like to stick to object-oriented…
Inga
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adintool or psychopy for capturing speech for recognition by Julius?

I am working with Julius to recognize speech. I would like to have speech passed to Julius consistently as long as the mic is running, and store individual words to a library. I am looking for the best method to record and/or pass audio only when…
WhooNo
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Presenting same RatingScale multiple times in for loop

I want to present the same rating scale multiple times in a for loop. I tried doing it like this for i in range(5): while rating_scale.noResponse: rating_question.draw() rating_scale.draw() win.flip() if…
Selin
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Psychopy on Surface Pro 6: Can touchscreen be used to press AND hold a button similar to a mouse click?

SPECS: Using PsychoPy v1.90.3 Window 10 Pro 6 running Windows 10 BACKGROUND: I am programming a touchscreen task to use with children (reference image linked below). In the task, children need to press and hold the red 'home' button for 1.5…
Jyonehir
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Presenting only a subset of conditions

I have a simple experiment with 3 blocks. Instead of putting stimulus (words) into three different files, I set them in one file and want to use ‘selected rows’ to assign them to different tasks (blocks). Below is the flow. [selected rows:…
Xiaotong
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Am I reading the notation of a heavysidestep function correclty for the leaky integrate-fire-or-burst neuron model?

As a passion project I'm recreating a neuronal model from XJ Wang's lab at NYU. The paper is Wei, W., & Wang, X. J. (2016). Inhibitory control in the cortico-basal ganglia-thalamocortical loop: complex regulation and interplay with memory and…
Angus Campbell
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