sense id support

src/export.py

@@ -114,6 +114,9 @@ def export_sense(doc, sense):
     sense_xml = doc.createElement("sense")
     sense_xml.appendChild(_export_label_list(doc, sense.labels))
 
+    if sense.id is not None:
+        sense_xml.setAttribute("id", sense.id)
+
     definition_list = doc.createElement("definitionList")
     sense_xml.appendChild(definition_list)
 

src/model/sense.py

@@ -11,6 +11,7 @@ from view.utils import clean_label
 class Sense(Data):
     def __init__(self):
         self.original_idx = -1
+        self.id = None
         self.definition = {}
         self.labels = []
         self.translations = []
@@ -18,6 +19,7 @@ class Sense(Data):
 
     def import_xml(self, sense_xml, idx):
         self.original_idx = idx
+        self.id = sense_xml.getAttribute("id") if sense_xml.hasAttribute("id") else None
 
         for definition in sense_xml.querySelectorAll("definitionList definition"):
             key = definition.getAttribute("type")