def dew_point_from_db_enth(db_temp, enthlpy, b_press=<NUM_LIT>):
rh = rel_humid_from_db_enth(db_temp, enthlpy, b_press)<EOL>td = dew_point_from_db_rh(db_temp, rh)<EOL>return td<EOL>
Dew Point Temperature (C) at Temperature db_temp (C), enthalpy (kJ/kg)
    and Pressure b_press (Pa).