Fix copies=0 producing wrong VRS object type#621
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found this while reading the translator - copies=0 is valid (homozygous deletion) but gets skipped since 0 is falsy in python |
korikuzma
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Apr 2, 2026
korikuzma
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Great catch! Would you be able to add a test for this issue in test_cnv_translator.py ?
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thanks for the feedback! added a test for it - checks that copies=0 gives back CopyNumberCount and not CopyNumberChange |
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copies=0 in _from_hgvs falls through to CopyNumberChange branch
because
if copies:treats 0 as falsy. changed toif copies is not None: