PyGAD 3.0.1

Fix an issue with passing user-defined function/method for parent selection. #179

Author: ahmedfgad

__init__.py

@@ -1,3 +1,3 @@
 from .pygad import * # Relative import.
 
-__version__ = "3.0.0"
+__version__ = "3.0.1"

pygad.py

@@ -1747,9 +1747,9 @@ def run(self):
 
             # Selecting the best parents in the population for mating.
             if callable(self.parent_selection_type):
-                self.last_generation_parents, self.last_generation_parents_indices = self.select_parents(self, 
-                                                                                                         self.last_generation_fitness, 
-                                                                                                         self.num_parents_mating, self)
+                self.last_generation_parents, self.last_generation_parents_indices = self.select_parents(self.last_generation_fitness, 
+                                                                                                         self.num_parents_mating, 
+                                                                                                         self)
                 if not type(self.last_generation_parents) is numpy.ndarray:
                     self.logger.error("The type of the iterable holding the selected parents is expected to be (numpy.ndarray) but {last_generation_parents_type} found.".format(last_generation_parents_type=type(self.last_generation_parents)))
                     raise TypeError("The type of the iterable holding the selected parents is expected to be (numpy.ndarray) but {last_generation_parents_type} found.".format(last_generation_parents_type=type(self.last_generation_parents)))