fix NameError

[njzjz]

No description provided.

[codecov-commenter]

Codecov Report

Merging #1385 (b132723) into devel (70c0e73) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##            devel    #1385   +/-   ##
=======================================
  Coverage   75.53%   75.53%           
=======================================
  Files          91       91           
  Lines        7505     7506    +1     
=======================================
+ Hits         5669     5670    +1     
  Misses       1836     1836           

Impacted Files	Coverage Δ
deepmd/entrypoints/freeze.py	70.12% <100.00%> (+0.39%)	⬆️

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