Jakub Kądziołka writes: > + (arguments > + `(#:phases > + (modify-phases %standard-phases > + (add-before 'check 'import-mismatch-error-workaround > + (lambda _ > + (setenv "PY_IGNORE_IMPORTMISMATCH" "1") > + #t))))) Can you add a comment about what this does? Also, I guess this package should be moved out of bioinformatics.scm, assuming the software you are packaging is not bioinfo-related?