TTT fix for _file_key not being set

It was mtime yes

Mopy/bash/bolt.py

@@ -1866,6 +1866,9 @@ def validate_name(self, name_str, check_store=True):
     def info_dir(self):
         return self.abs_path.head
 
+    def __repr__(self): # bypass AFInfo - abs path is not always set
+        return super(AFile, self).__repr__()
+
 #------------------------------------------------------------------------------
 class PickleDict(object):
     """Dictionary saved in a pickle file.