Traceback (most recent call last):
  File "/opt/chainguard/palaso/bin/usfmloom", line 11, in <module>
    import palaso.sfm as sfm
  File "/opt/chainguard/palaso/lib/python3.13/site-packages/palaso/sfm/__init__.py", line 260, in <module>
    class _put_back_iter(collections.Iterator):
                         ^^^^^^^^^^^^^^^^^^^^
AttributeError: module 'collections' has no attribute 'Iterator'