changing the way sense editing works, now general

src/model/editable.py

@@ -0,0 +1,25 @@
+class Editable:
+    def make_copy(self):
+        # delete old copy
+        if hasattr(self, "_copy"):
+            if self._copy is not None:
+                self._copy = None
+        
+        # make new copy
+        self._copy = JSON.parse(JSON.stringify(self))
+    
+    def copy(self):
+        # check if even initialized
+        if hasattr(self, "_copy"):
+            return self._copy
+        else:
+            return None
+    
+    def overwrite_with_copy(self):
+        for key, value in dict(self._copy).items():
+            if key == "_copy":
+                continue
+            setattr(self, key, value)
+            
+        self._copy = None
+        

src/model/sense.py

@@ -1,8 +1,9 @@
 from model.example import Example
 from model.translation import Translation
+from model.editable import Editable
 
 
-class Sense:
+class Sense(Editable):
     def __init__(self, sense_xml):
         definition = sense_xml.querySelector("definitionList definition")
         
@@ -23,7 +24,4 @@ class Sense:
         self.translations = [[] for _ in range(max_num_cluster)]
         for clusterNum, translation in translations:
             self.translations[clusterNum - 1].append(translation)
-        
-        # useful for editing
-        self.temporary_labels = None