Question: using one shift register and one 4 - digit seven segment python code using pymata 4 module, there is no shift out function in this

using one shift register and one 4- digit seven segment python code using pymata4 module, there is no shift out function in this library so must have a custom function to mimic .shiftOut() function....how can i display a 4 digit countdown/timer clock or display a 4 letter message with only one shift register

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