#2 new task

Unable to reconstruct shares — at Initial Version

Reported by: zonamroza@… Owned by:
Priority: trivial Milestone:
Version: Keywords: Shares reconstruction
Cc:

Description

Have been trying to use the library and created shares of a 32-bytes key as follows:
shares = generate_raw(encoded_public_key, 3, 5)

When reconstructing using - reconstruct_raw(shares) - getting the following error:

key = reconstruct_raw(shares)
File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/shamira/core.py", line 49, in reconstruct_raw

if len({x for (x, _) in shares}) < len(shares):

File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/shamira/core.py", line 49, in <setcomp>

if len({x for (x, _) in shares}) < len(shares):

ValueError: too many values to unpack (expected 2)


Also tried:
shares = generate(encoded_public_key, 3, 5)
key = reconstruct(shares, encoding="b32", raw=False)

But the following error appears:

key = reconstruct(shares, encoding="b32", raw=False)

File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/shamira/core.py", line 95, in reconstruct

bs = reconstruct_raw(*(decode(s, encoding) for s in shares))

File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/shamira/core.py", line 95, in <genexpr>

bs = reconstruct_raw(*(decode(s, encoding) for s in shares))

File "/Library/Frameworks/Python.framework/Versions/3.9/lib/python3.9/site-packages/shamira/core.py", line 112, in decode

(*_, i, share_str) = share.split(".")

AttributeError: 'list' object has no attribute 'split'


Not completely sure whether I implement it incorrectly or something is wrong. But would appreciate some guidance on the issue.

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