not remove implied, for growacq

Author: Dimosts

pycona/active_algorithms/quacq_solve.py

@@ -61,7 +61,6 @@ def learn(self, instance: ProblemInstance, oracle: Oracle = UserOracle(), verbos
                 if self.env.verbose >= 1:
                     print(f"\nLearned {self.env.metrics.cl} constraints in "
                           f"{self.env.metrics.membership_queries_count} queries.")
-                self.env.instance.bias = []
                 return self.env.instance
 
             self.env.metrics.increase_generation_time(gen_end - gen_start)