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def vision_recognized_marker_letter_all(msg)
def vision_recognized_marker_letter_[A, …, Z](msg)
Type: Event callback
10. When (2) claps identified
(1) Description: Set the block to run its internal program when a specific clapping pattern is identified
(2) Type: Event block
(3) Example: Translate in a spiral pattern
Initially, all chassis LED indicators are turned off. When the robot identifies 2 claps, all red LED indicators will blink and
the robot will translate in a spiral line.