Make custom annotation generation deterministic

stone/backends/python_types.py

@@ -701,8 +701,10 @@ def _generate_struct_class_custom_annotations(self, ns, data_type):
 
             for field in data_type.fields:
                 field_name = fmt_var(field.name, check_reserved=True)
-                for annotation_type, processor in self._generate_custom_annotation_processors(
-                        ns, field.data_type, field.custom_annotations):
+                recursive_processors = list(self._generate_custom_annotation_processors(
+                    ns, field.data_type, field.custom_annotations))
+                recursive_processors = sorted(recursive_processors, key=lambda x: x[0].name)
+                for annotation_type, processor in recursive_processors:
                     annotation_class = class_name_for_annotation_type(annotation_type, ns)
                     self.emit('if annotation_type is {}:'.format(annotation_class))
                     with self.indent():
@@ -991,6 +993,8 @@ def _generate_union_class_custom_annotations(self, ns, data_type):
                 if len(recursive_processors) == 0:
                     continue
 
+                recursive_processors = sorted(recursive_processors, key=lambda x: x[0].name)
+
                 field_name = fmt_func(field.name)
                 self.emit('if self.is_{}():'.format(field_name))
 

stone/cli.py

@@ -2,7 +2,8 @@
 A command-line interface for StoneAPI.
 """
 
-import importlib
+import importlib.util
+import importlib.machinery
 import io
 import json
 import logging