First implementation of questions management

src/core/sheerka/Sheerka.py

@@ -21,6 +21,14 @@ from sdp.sheerkaDataProvider import SheerkaDataProvider, Event
 
 BASE_NODE_PARSER_CLASS = "parsers.BaseNodeParser.BaseNodeParser"
 EXIT_COMMANDS = ("quit", "exit", "bye")
+EXECUTE_STEPS = [
+    BuiltinConcepts.BEFORE_PARSING,
+    BuiltinConcepts.PARSING,
+    BuiltinConcepts.AFTER_PARSING,
+    BuiltinConcepts.BEFORE_EVALUATION,
+    BuiltinConcepts.EVALUATION,
+    BuiltinConcepts.AFTER_EVALUATION
+]
 
 
 @dataclass
@@ -124,11 +132,11 @@ class Sheerka(Concept):
 
     @property
     def concepts_grammars(self):
-        return self.cache_manager.caches[self.CHICKEN_AND_EGG_CONCEPTS_ENTRY].cache
+        return self.cache_manager.caches[self.CONCEPTS_GRAMMARS_ENTRY].cache
 
     @property
     def chicken_and_eggs(self):
-        return self.cache_manager.caches[self.CONCEPTS_GRAMMARS_ENTRY].cache
+        return self.cache_manager.caches[self.CHICKEN_AND_EGG_CONCEPTS_ENTRY].cache
 
     def bind_service_method(self, bound_method, has_side_effect, as_name=None):
         """
@@ -406,16 +414,7 @@ class Sheerka(Concept):
             user_input = self.ret(self.name, True, self.new(BuiltinConcepts.USER_INPUT, body=text, user_name=user_name))
             reduce_requested = self.ret(self.name, True, self.new(BuiltinConcepts.REDUCE_REQUESTED))
 
-            steps = [
-                BuiltinConcepts.BEFORE_PARSING,
-                BuiltinConcepts.PARSING,
-                BuiltinConcepts.AFTER_PARSING,
-                BuiltinConcepts.BEFORE_EVALUATION,
-                BuiltinConcepts.EVALUATION,
-                BuiltinConcepts.AFTER_EVALUATION
-            ]
-
-            ret = self.execute(execution_context, [user_input, reduce_requested], steps)
+            ret = self.execute(execution_context, [user_input, reduce_requested], EXECUTE_STEPS)
             execution_context.add_values(return_values=ret)
 
             if self.cache_manager.is_dirty: