micropython: add micropython component

components/language/micropython/tests/basics/set_difference.py

@@ -0,0 +1,19 @@
+l = [1, 2, 3, 4]
+s = set(l)
+outs = [s.difference(),
+        s.difference({1}),
+        s.difference({1}, [1, 2]),
+        s.difference({1}, {1, 2}, {2, 3})]
+for out in outs:
+    print(sorted(out))
+
+s = set(l)
+print(s.difference_update())
+print(sorted(s))
+print(s.difference_update({1}))
+print(sorted(s))
+print(s.difference_update({1}, [2]))
+print(sorted(s))
+
+s.difference_update(s)
+print(s)