much cleaner way to handle "last component in multiword example does not have a space"

src/model/example/component_lexeme.py

@@ -1,6 +1,11 @@
 from model.data import Data
 
+
 class ComponentLexeme(Data):
+    # special value for last component that evaluates to True by default but is not
+    # exported to true
+    LAST_COMPONENT_SPACE = "last component does not have space"
+
     def __init__(self):
         self.other_attributes = {}
         self.text = ""
@@ -25,7 +30,7 @@ class ComponentLexeme(Data):
     def isValid(self):
         return len(self.text) > 0
     
-    def export(self, doc, is_multiword, last_component):
+    def export(self, doc):
         if self.role is None:
             return doc.createTextNode(self.text)
         
@@ -33,9 +38,8 @@ class ComponentLexeme(Data):
         result.setAttribute("role", self.role)
         result.textContent = self.text
         
-        # no space is only allowed in in multiword examples that are not last component
-        if self.no_space is True and is_multiword and not last_component:
-           result.setAttribute("space", "false")
+        if self.no_space and self.no_space != self.LAST_COMPONENT_SPACE:
+            result.setAttribute("space", "false")
         
         for key, value in self.other_attributes.items():
             result.setAttribute(key, value)

src/model/example/example.py

@@ -17,6 +17,12 @@ class Example(Data):
         self.components = []
         self.edited = False
     
+    # removes space from last component if multiword example
+    def check_multiword_components(self):
+        if self.is_multiword():
+            self.components[len(self.components) - 1].no_space = ComponentLexeme.LAST_COMPONENT_SPACE
+        
+    
     def import_xml(self, example_xml):
         self.translations = from_container_list(example_xml.querySelectorAll("translationContainer"))
         
@@ -38,14 +44,17 @@ class Example(Data):
             if comp.isValid():
                 self.components.append(comp)
         
+        self.check_multiword_components()
+        
     def export(self, doc):
+        self.check_multiword_components()
+        
         result = doc.createElement("exampleContainer")
         
         inner = self.inner.export(doc, self.edited)
         # TODO: bad quick fix
-        for idx, comp in enumerate(self.components):
-            inner.appendChild(comp.export(
-                doc, self.is_multiword(), idx == len(self.components) - 1))
+        for comp in self.components:
+            inner.appendChild(comp.export(doc))
         
         result.appendChild(inner)
         return result