Result: Fix db load profiles list.

src/Model/Results/River/River.py

@@ -196,7 +196,7 @@ class Profile(SQLSubModel):
 class Reach(SQLSubModel):
     _sub_classes = [Profile]
 
-    def __init__(self, reach, study):
+    def __init__(self, reach, study, with_init=True):
         super(Reach, self).__init__(
             id=-1, status=study.status,
             owner_scenario=study.status.scenario.id
@@ -204,12 +204,14 @@ class Reach(SQLSubModel):
 
         self._study = study
         self._reach = reach  # Source reach in the study
-        self._profiles = list(
-            map(
-                lambda p: Profile(p, self._study),
-                reach.profiles
+        self._profiles = []
+        if with_init:
+            self._profiles = list(
+                map(
+                    lambda p: Profile(p, self._study),
+                    reach.profiles
+                )
             )
-        )
 
     def __len__(self):
         return len(self._profiles)
@@ -253,9 +255,7 @@ class Reach(SQLSubModel):
 
         for profile in reach.profiles:
             data["profile"] = profile
-            new_reach._profiles.append(
-                Profile._db_load(execute, data)
-            )
+            new_reach._profiles += Profile._db_load(execute, data)
 
         return new_reach