Add support for GAF2.2 (thanks @klausqian, #201) - Githubissues

tanghaibao / goatools

Python library to handle Gene Ontology (GO) terms

BSD 2-Clause "Simplified" License

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Add support for GAF2.2 (thanks @klausqian, #201) #208

Closed tanghaibao closed 3 years ago

tanghaibao commented 3 years ago

Support GAF2.2 according to spec here: https://github.com/geneontology/geneontology.github.io/blob/issue-go-annotation-2917-gaf-2_2-doc/_docs/go-annotation-file-gaf-format-22.md

Implementation

Number of columns stays the same as GAF2.1
Required columns adding column 4 (Qualifier), with cardinality change to 1 or 2
Required generated-by and data-generated in headers are validated but not yet enforced