Convert connections attribute to list

docs/examples/edit_rosbags_edit_timestamps.py

@@ -23,7 +23,7 @@ def offset_timestamps(src: Path, dst: Path, offset: int) -> None:
     """
     with Reader(src) as reader, Writer(dst) as writer:
         conn_map = {}
-        for conn in reader.connections.values():
+        for conn in reader.connections:
             ext = cast(ConnectionExtRosbag2, conn.ext)
             conn_map[conn.id] = writer.add_connection(
                 conn.topic,

docs/examples/edit_rosbags_remove_topic.py

@@ -22,7 +22,7 @@ def remove_topic(src: Path, dst: Path, topic: str) -> None:
     """
     with Reader(src) as reader, Writer(dst) as writer:
         conn_map = {}
-        for conn in reader.connections.values():
+        for conn in reader.connections:
             if conn.topic == topic:
                 continue
             ext = cast(ConnectionExtRosbag2, conn.ext)

docs/examples/register_types_rosbag1.py

@@ -20,7 +20,7 @@ def process_bag(src: Path) -> None:
     """
     with Reader(src) as reader:
         typs = {}
-        for conn in reader.connections.values():
+        for conn in reader.connections:
             typs.update(get_types_from_msg(conn.msgdef, conn.msgtype))
         register_types(typs)