Update Cso.py

Author: mcychan

algorithm/Cso.py

@@ -73,7 +73,7 @@ def updatePosition1(self, population):
 
 
     def updatePosition2(self, population):
-        current_position = self._current_position[:]
+        current_position = np.copy(self._current_position)
         populationSize = self._populationSize
         for i in range(populationSize):
             d1, d2 = np.random.randint(0, 5, 2)