chg: Make MISPObject standalone by default

standalone defaults to True in MISPObject.__init__, and is set to False
when the object is added to an event.

pymisp/api.py

@@ -342,7 +342,7 @@ class PyMISP:
         new_object = self._check_json_response(r)
         if not (self.global_pythonify or pythonify) or 'errors' in new_object:
             return new_object
-        o = MISPObject(new_object['Object']['name'])
+        o = MISPObject(new_object['Object']['name'], standalone=False)
         o.from_dict(**new_object)
         return o
 
@@ -356,7 +356,7 @@ class PyMISP:
         updated_object = self._check_json_response(r)
         if not (self.global_pythonify or pythonify) or 'errors' in updated_object:
             return updated_object
-        o = MISPObject(updated_object['Object']['name'])
+        o = MISPObject(updated_object['Object']['name'], standalone=False)
         o.from_dict(**updated_object)
         return o
 

pymisp/mispevent.py

@@ -603,7 +603,7 @@ class MISPObject(AbstractMISP):
                              'sharing_group_id', 'comment', 'first_seen', 'last_seen',
                              'deleted'}
 
-    def __init__(self, name: str, strict: bool=False, standalone: bool=False, default_attributes_parameters: dict={}, **kwargs):
+    def __init__(self, name: str, strict: bool=False, standalone: bool=True, default_attributes_parameters: dict={}, **kwargs):
         ''' Master class representing a generic MISP object
         :name: Name of the object
 
@@ -1398,6 +1398,7 @@ class MISPEvent(AbstractMISP):
             misp_obj.from_dict(**kwargs)
         else:
             raise InvalidMISPObject("An object to add to an existing Event needs to be either a MISPObject, or a plain python dictionary")
+        misp_obj.standalone = False
         self.Object.append(misp_obj)
         self.edited = True
         return misp_obj