micropython: add micropython component

components/language/micropython/tests/import/import_override.py

@@ -0,0 +1,21 @@
+# test overriding __import__ combined with importing from the filesystem
+
+
+def custom_import(name, globals, locals, fromlist, level):
+    print("import", name, fromlist, level)
+
+    class M:
+        var = 456
+
+    return M
+
+
+orig_import = __import__
+try:
+    __import__("builtins").__import__ = custom_import
+except AttributeError:
+    print("SKIP")
+    raise SystemExit
+
+# import1a will be done via normal import which will import1b via our custom import
+orig_import("import1a")