Fix show_options() method

python/dune/codegen/options.py

@@ -62,18 +62,17 @@ _form_options = {}
 
 
 def show_options():
-    # TODO: This needs to be adjusted to options-validation
-    def subopt(arr):
-        for k, v in arr.__dict__.items():
-            if isinstance(v, CodegenOption) and v.helpstr is not None:
-                print("{}\n    {}".format(k, v.helpstr))
+    def print_options(form=False):
+        scheme = _load_scheme(form=form)
+        for k, v in scheme.items():
+            print("{}\n    {}".format(k, v['helpstr']))
 
     print("This is a summary of options available for the code generation process:\n")
     print("The following options can be given in the [formcompiler] section:")
-    subopt(CodegenGlobalOptionsArray)
+    print_options(form=False)
 
     print("\nThefollowing options can be given in a form-specific subsection of [formcompiler]:")
-    subopt(CodegenFormOptionsArray)
+    print_options(form=True)
 
 
 def initialize_options():