micropython: add micropython component

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

@@ -0,0 +1,13 @@
+def gen():
+    yield 1
+    yield 2
+    raise ValueError
+
+def gen2():
+    try:
+        print((yield from gen()))
+    except ValueError:
+        print("caught ValueError from downstream")
+
+g = gen2()
+print(list(g))