nested class Meta support

mypy_django_plugin/plugins/meta_inner_class.py

@@ -0,0 +1,12 @@
+from mypy.nodes import TypeInfo
+from mypy.plugin import ClassDefContext
+
+
+def inject_any_as_base_for_nested_class_meta(ctx: ClassDefContext) -> None:
+    if 'Meta' not in ctx.cls.info.names:
+        return None
+    sym = ctx.cls.info.names['Meta']
+    if not isinstance(sym.node, TypeInfo):
+        return None
+
+    sym.node.fallback_to_any = True