Wasn't Python 2.6 already old at the point this issue was open? I will close as this seems stale. Please reopen if it still persists.

Cannot import /Users/minnie/ComfyUI/custom_nodes/comfyui-tooling-nodes module for custom nodes: invalid syntax (nodes.py, line 277) When I run the server, it shown this error, please help.

The pattern-matching syntax introduced in Python 3.10 allows for powerful new programming techniques for decision-making in apps.