Merge pull request #230 from javierbg/master

Added support for empty population in HallOfFame.update
DEAP · Nov 13, 2017 · 2d5ab68 · 2d5ab68
2 parents 07419de + a6c4607
commit 2d5ab68
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/deap/tools/support.py b/deap/tools/support.py
@@ -517,7 +517,7 @@ def update(self, population):
         :param population: A list of individual with a fitness attribute to
                            update the hall of fame with.
         """
-        if len(self) == 0 and self.maxsize !=0:
+        if len(self) == 0 and self.maxsize !=0 and len(population) > 0:
             # Working on an empty hall of fame is problematic for the
             # "for else"
             self.insert(population[0])