Add repr to Color

Closes #2

pigment/__init__.py

@@ -55,6 +55,9 @@ class Color:
     def __init__(self, red: int, green: int, blue: int):
         self.rgb = (red, green, blue)
 
+    def __repr__(self):
+        return "<pigment.Color r=%r g=%r b=%r>" % self.rgb
+
     def __eq__(self, other):
         if isinstance(other, Color):
             return self.rgb == other.rgb

tests/test_repr.py

@@ -0,0 +1,14 @@
+from pytest import mark
+
+from pigment import Color
+
+
+@mark.parametrize(
+    "color,expected",
+    [
+        (Color(0, 0, 0), "<pigment.Color r=0 g=0 b=0>"),
+        (Color(255, 255, 255), "<pigment.Color r=255 g=255 b=255>"),
+    ],
+)
+def test_repr(color, expected):
+    assert repr(color) == expected