pylint error after update

[wyli]

Describe the bug

pylint
pylint 2.13.2
astroid 2.11.2
Python 3.8.12 (default, Oct 18 2021, 14:07:50) 
[GCC 9.3.0]
************* Module monai.networks.nets.dints
monai/networks/nets/dints.py:820:22: E0203: Access to member 'node2in' before its definition line 836 (access-member-before-definition)
monai/networks/nets/dints.py:821:23: E0203: Access to member 'node2out' before its definition line 837 (access-member-before-definition)
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