Do not omit trailing comma in case this is a one-element tuple

Author: ddemidov

ev3dev/brickpi.py

@@ -50,10 +50,10 @@ class Leds(object):
     blue_one = Led(name='brickpi1:blue:ev3dev')
     blue_two = Led(name='brickpi2:blue:ev3dev')
 
-    BLUE_ONE = (blue_one)
-    BLUE_TWO = (blue_two)
+    BLUE_ONE = (blue_one, )
+    BLUE_TWO = (blue_two, )
 
-    BLUE = (1)
+    BLUE = (1, )
 
     @staticmethod
     def set_color(group, color, pct=1):

ev3dev/ev3.py

@@ -52,14 +52,14 @@ class Leds(object):
     green_left = Led(name='ev3-left1:green:ev3dev')
     green_right = Led(name='ev3-right1:green:ev3dev')
 
-    LEFT = (red_left, green_left)
-    RIGHT = (red_right, green_right)
-
-    RED = (1, 0)
-    GREEN = (0, 1)
-    AMBER = (1, 1)
-    ORANGE = (1, 0.5)
-    YELLOW = (0.5, 1)
+    LEFT = (red_left, green_left, )
+    RIGHT = (red_right, green_right, )
+
+    RED = (1, 0, )
+    GREEN = (0, 1, )
+    AMBER = (1, 1, )
+    ORANGE = (1, 0.5, )
+    YELLOW = (0.5, 1, )
 
     @staticmethod
     def set_color(group, color, pct=1):

templates/led-colors.liquid

@@ -6,12 +6,12 @@ endfor %}
     assign groupName = group.name | upcase | underscore_spaces %}
     {{ groupName }} = ({% for e in group.entries %}{%
         assign instance = e | downcase | underscore_spaces
-%}{{ instance }}{% unless forloop.last %}, {% endunless %}{%
+%}{{ instance }}, {%
     endfor %}){%
 endfor %}
 {% for color in currentClass.colors %}{%
     assign colorName = color.name | upcase | underscore_spaces %}
-    {{ colorName }} = ({% for v in color.value %}{{ v }}{% unless forloop.last %}, {% endunless %}{%endfor %}){%
+    {{ colorName }} = ({% for v in color.value %}{{ v }}, {%endfor %}){%
 endfor %}
 
     @staticmethod