Hi!
What is the attribute for Keyboard?
if response.isPressedIn(d) and required_response == 'd':
AttributeError: ‘Keyboard’ object has no attribute ‘isPressedIn’
Do you want
if 'd' in response.keys and required_response == 'd':
Hello Marcello,
the online-documentation gives you the relevant information. See here for instance for information about the keyboard-class:
https://psychopy.org/api/hardware/keyboard.html#psychopy.hardware.keyboard.Keyboard
Best wishes Jens