variable:is_discrete_values() is dicrete only if numeric {0, 1} or {1, 2}
variable:is_discrete_values() is dicrete only if numeric {0, 1} or {1, 2}

cheral/orange3,marinkaz/orange3,kwikadi/orange3,marinkaz/orange3,kwikadi/orange3,marinkaz/orange3,cheral/orange3,cheral/orange3,kwikadi/orange3,qPCR4vir/orange3,qPCR4vir/orange3,cheral/orange3,kwikadi/orange3,qPCR4vir/orange3,cheral/orange3,qPCR4vir/orange3,qPCR4vir/orange3,marinkaz/orange3,cheral/orange3,marinkaz/orange3,marinkaz/orange3,kwikadi/orange3,qPCR4vir/orange3,kwikadi/orange3