Solver: Add some mage export.

src/Model/Geometry/Reach.py

@@ -261,7 +261,8 @@ class Reach:
         # Get all guide line name
         guide_set = reduce(
             lambda acc, x: set(x).union(acc),
-            points_name
+            points_name,
+            set()
         )
 
         # Get incomplete guideline
@@ -271,7 +272,8 @@ class Reach:
                 map(
                     lambda l: list(set(l).symmetric_difference(guide_set)),
                     points_name
-                )
+                ),
+                []
             )
         )