rename 'row_counter' parameter to 'row_index'

hamster_gtk/tracking/screens.py

@@ -312,7 +312,7 @@ def refresh(self, sender=None):
 
     def _populate(self):
         """Fill the widget with rows per activity."""
-        def add_row_widgets(row_counter, activity):
+        def add_row_widgets(row_index, activity):
             """
             Add a set of widgets to a specific row based on the activity passed.
 
@@ -353,10 +353,10 @@ def get_start_button(activity):
         start = today - datetime.timedelta(90)
         activities = reversed(helpers.get_recent_activities(self._controller, start, today))
 
-        row_counter = 0
+        row_index = 0
         for activity in activities:
-            add_row_widgets(row_counter, activity)
-            row_counter += 1
+            add_row_widgets(row_index, activity)
+            row_index += 1
 
     def _on_copy_button(self, button, activity):
         """