Fix condition in FileTree insert

This is a holdover from a previous implementation, where the root tree was
created by a call to insert. The newest code creates the root node explicitly
when the FileTree object is created, and parent can never be None.

Signed-off-by: John Pennycook <[email protected]>

Author: Pennycook

codebasin/report.py

@@ -633,7 +633,7 @@ def insert(
                     parent.setmap[ps] += setmap[ps]
 
             # If this name exists, find the node.
-            if parent is not None and path.name in parent.children:
+            if path.name in parent.children:
                 node = parent.children[path.name]
 
             # Otherwise, create the node.