labgem / PPanGGOLiN

Build a partitioned pangenome graph from microbial genomes
https://ppanggolin.readthedocs.io
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Filter non ASCII character #291

Closed JeanMainguy closed 3 weeks ago

JeanMainguy commented 1 month ago

We’ve noticed that many issues in PPanGGOLiN are caused by non-ASCII characters in the product field of CDS annotations. This often happens with genomes annotated by Bakta, where some COG annotations include these characters (check out the related Bakta issue here).

Problem

The HDF5 tables used by PPanGGOLiN can’t handle non-ASCII characters. When these characters show up in the product field, they cause confusing errors and failures in the tool.

Implemented Solution

This PR fixes the problem by automatically checking for non-ASCII characters in the product field and replacing them with underscores (_). This change will help PPanGGOLiN run smoothly without errors related to non-ASCII characters.

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