config_parse_v2.py: fix typing issue

Reported by mypy 0.782.

Signed-off-by: Philippe Proulx <eeppeliteloop@gmail.com>

diff --git a/barectf/config_parse_v2.py b/barectf/config_parse_v2.py
index 7c0c185793fb4061ab125b831903b14acf9ef9f8..59f9733e48be0d743a8d97272213fb6908e8bd41 100644 (file)
--- a/barectf/config_parse_v2.py
+++ b/barectf/config_parse_v2.py
@@ -488,7 +488,7 @@ class _Parser(config_parse_common._Parser):
 
         # Move `byte-order` property to root node's `target-byte-order`
         # property.
-        self._root_node['target-byte-order'] = v2_trace_node['byte-order']
+        typing.cast(_MapNode, self._root_node)['target-byte-order'] = v2_trace_node['byte-order']
 
         # copy `uuid` property
         _copy_prop_if_exists(v3_trace_type_node, v2_trace_node, 'uuid')