Lambda functions were causing an issue in some setups due to the parallel local search multiprocessing library. The multiprocessing library requires pickling objects, but lambda functions could not be pickled. This fix transforms the lambda functions into regular methods.
Lambda functions were causing an issue in some setups due to the parallel local search multiprocessing library. The multiprocessing library requires pickling objects, but lambda functions could not be pickled. This fix transforms the lambda functions into regular methods.