Fixed #61 : SheerkaDebugManager: Add get_value()

Fixed #60 : Hash error when ReturnValue is a list of list
Fixed #59 : Implement smart_get()
Fixed #58 : SheerkaPromptCompleter: Cannot parse concept token
Fixed #57 : SheerkaPrompt: Add concept autocompletion
Fixed #56 : automatically backup command
Fixed #54 : I can record execution status
Fixed #53 : ConceptManager: modify_concept fails

src/core/sheerka/Sheerka.py

@@ -106,6 +106,7 @@ class Sheerka(Concept):
         self.save_execution_context = True
         self.enable_process_return_values = True
         self.enable_process_rules = True
+        self.enable_commands_backup = True
 
         self.methods_with_context = {"test_using_context"}  # only the names, the method is defined in sheerka_methods
         self.sheerka_methods = {
@@ -158,8 +159,6 @@ class Sheerka(Concept):
         Loads the current configuration
         Notes that when it's the first time, it also create the needed working folders
         :param root_folder: root configuration folder
-        :param save_execution_context:
-        :param enable_process_return_values:
         :return: ReturnValue(Success or Error)
         """
 
@@ -167,6 +166,7 @@ class Sheerka(Concept):
         self.enable_process_return_values = kwargs.get("enable_process_return_values",
                                                        self.enable_process_return_values)
         self.enable_process_rules = kwargs.get("enable_process_rules", self.enable_process_rules)
+        self.enable_commands_backup = kwargs.get("enable_commands_backup", self.enable_commands_backup)
 
         try:
             self.during_initialisation = True
@@ -370,7 +370,7 @@ class Sheerka(Concept):
             if self.enable_process_rules:
                 ret = self.execute_rules(execution_context, ret, RULES_EVALUATE_STEPS, RULES_EXECUTE_STEPS)
 
-            if self.om.is_dirty:
+            if self.om.is_dirty():
                 self.om.commit(execution_context)
 
             self.publish(execution_context, EVENT_USER_INPUT_EVALUATED)