checks variable_card against numbers.Integral instead of int
checks variable_card against numbers.Integral instead of int

abinashpanda/pgmpy,pgmpy/pgmpy,sandeepkrjha/pgmpy,pgmpy/pgmpy,ankurankan/pgmpy,kris-singh/pgmpy,khalibartan/pgmpy,kris-singh/pgmpy,khalibartan/pgmpy,jhonatanoliveira/pgmpy,jhonatanoliveira/pgmpy,abinashpanda/pgmpy,sandeepkrjha/pgmpy,ankurankan/pgmpy