Merge pull request #49 from PasaOpasen/7v

v6.7.4

README.md

@@ -14,6 +14,7 @@ version](https://badge.fury.io/py/geneticalgorithm2.svg)](https://pypi.org/proje
 - [Installation](#installation)
 - [Updates information](#updates-information)
   - [**Future**](#future)
+  - [6.7.4 bug fix](#674-bug-fix)
   - [6.7.3 speed up](#673-speed-up)
   - [6.7.2 little update](#672-little-update)
   - [6.7.1 patch](#671-patch)
@@ -128,6 +129,10 @@ pip3 install geneticalgorithm2
 - `function_timeout` and `function` will be moved to `run()` method
 - new stop criteria callbacks (min std, max functions evaluations)
 
+## 6.7.4 bug fix
+
+- bug fix
+
 ## 6.7.3 speed up
 
 - refactor to make `run()` method faster

geneticalgorithm2/geneticalgorithm2.py

@@ -714,7 +714,7 @@ def revolution(pop: np.ndarray, scores: np.ndarray, stagnation_count: int) -> Tu
 
             # pop = np.empty((self.pop_s, self.dim+1))
             pop = start_generation.variables
-            scores = start_generation.scores or self.set_function(pop)
+            scores = start_generation.scores if start_generation.scores is not None else self.set_function(pop)
 
 
         # Initialization by select bests and local_descent

setup.py

@@ -6,7 +6,7 @@
 
 setuptools.setup(
     name="geneticalgorithm2", 
-    version="6.7.3",
+    version="6.7.4",
     author="Demetry Pascal",
     author_email="qtckpuhdsa@gmail.com",
     maintainer='Demetry Pascal',