adds a ValueError condition
adds a ValueError condition

abinashpanda/pgmpy,kislayabhi/pgmpy,kris-singh/pgmpy,pratyakshs/pgmpy,vivek425ster/pgmpy,yashu-seth/pgmpy,sandeepkrjha/pgmpy,kislayabhi/pgmpy,khalibartan/pgmpy,pgmpy/pgmpy,sandeepkrjha/pgmpy,anaviltripathi/pgmpy,khalibartan/pgmpy,palashahuja/pgmpy,ankurankan/pgmpy,vivek425ster/pgmpy,jhonatanoliveira/pgmpy,kris-singh/pgmpy,anaviltripathi/pgmpy,pratyakshs/pgmpy,yashu-seth/pgmpy,jhonatanoliveira/pgmpy,abinashpanda/pgmpy,palashahuja/pgmpy,liquidmetal/pgmpy,ankurankan/pgmpy,liquidmetal/pgmpy,pgmpy/pgmpy