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Another Error at "Getting started" notebook

Open RabbitJackTrade opened this issue 6 years ago • 0 comments

When running

best_equation = optimize(score)

I'm getting the error:

TypeError: bad operand type for unary -: 'NoneType'

I can post the whole traceback if it helps.

RabbitJackTrade avatar Sep 12 '18 21:09 RabbitJackTrade