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# hidtest.py - Basic test of PsychHID for Python
# Also tests WaitSecs, as it is utilized here.
#
# The test will be subject to change without notice, it is throwaway wip code.
#
# (c) 2019 Jon Peirce - Licensed under MIT license.
# (c) 2018 Mario Kleiner - Licensed under MIT license.
from psychtoolbox import hid
import psychtoolbox as ptb
print("Devices:")
for dev in hid.devices():
print(" %(index)s: %(product)s "
"usagePageValue=%(usagePageValue)s, usageValue=%(usageValue)s"
% dev)
print("Keyboards:")
kbIDs, kbNames, kbDevices = hid.get_keyboard_indices()
for dev in kbDevices:
print(" %(index)s: %(product)s" % dev)
def run():
dev = kbDevices[0]
# KbQueueTest
ptb.WaitSecs('YieldSecs', 1)
keyboard = hid.Keyboard(dev['index'])
# keyboard.queue_create(num_slots=10000) # done implicitly but can redo
# keyboard.start_trapping() # stops keys going to stdout but sketchy!
keyboard.queue_start()
t0 = ptb.GetSecs()
while ptb.GetSecs() < t0+5:
ptb.WaitSecs('YieldSecs', 0.00001)
if keyboard.flush():
evt = keyboard.queue_get_event()
print(evt)
keyboard.queue_stop()
# keyboard.stop_trapping() # restarts keys going to stdout
# if this was run as a script (not an import) then call run()
if __name__ == "__main__":
run()
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