Correcting property creation logic in evidence
Correcting property creation logic in evidence


Former-commit-id: 61890216f6f49115a3269dd60baefd88413b92ec
openworm/PyOpenWorm,gsarma/PyOpenWorm,kaustubhcs/PyOpenWorm,gsarma/PyOpenWorm,hnunner/PyOpenWorm,travs/PyOpenWorm,openworm/PyOpenWorm