BUG: Remove remaining ContainerErrors

src/caosdb/common/models.py

@@ -2637,10 +2637,10 @@ class Container(list):
 
         if len(self) == 0:
             if raise_exception_on_error:
-                ce = ContainerError(
-                    "There are no entities to be deleted. This container is empty.",
-                    self)
-                raise TransactionError(ce)
+                te = TransactionError(
+                    msg="There are no entities to be deleted. This container is empty.",
+                    container=self)
+                raise te
 
             return self
         self.clear_server_messages()
@@ -2672,9 +2672,10 @@ class Container(list):
 
         if len(id_str) == 0:
             if raise_exception_on_error:
-                ce = ContainerError(
-                    "There are no entities to be deleted.", self)
-                raise TransactionError(ce)
+                te = TransactionError(
+                    msg="There are no entities to be deleted.",
+                    continer=self)
+                raise te
 
             return self
         entity_url_segments = [_ENTITY_URI_SEGMENT, "&".join(id_str)]
@@ -2828,10 +2829,10 @@ class Container(list):
         """Update these entites."""
 
         if len(self) < 1:
-            ce = ContainerError(
-                "There are no entities to be updated. This container is empty.",
-                self)
-            raise TransactionError(ce)
+            te = TransactionError(
+                msg="There are no entities to be updated. This container is empty.",
+                container=self)
+            raise te
 
         self.clear_server_messages()
         insert_xml = etree.Element("Update")
@@ -3021,10 +3022,10 @@ class Container(list):
             insert_xml.append(entity_xml)
 
         if len(self) > 0 and len(insert_xml) < 1:
-            ce = ContainerError(
-                "There are no entities to be inserted. This container contains existent entities only.",
-                self)
-            raise TransactionError(ce)
+            te = TransactionError(
+                msg="There are no entities to be inserted. This container contains existent entities only.",
+                container=self)
+            raise te
         _log_request("POST: " + _ENTITY_URI_SEGMENT +
                      ('' if flags is None else "?" + str(flags)), insert_xml)