Using python on thermodynamic formula

Question: Development of a computer program to replace psychrometric chart


Psychrometric chart variables:
1. Dry bulb temperature
2. Wet bulb temperature
3. Specific humidity
4. Relative humidity
5. Enthalpy
6. Specific volume
Inputs: any two of the first 4 variables plus ambient pressure
Outputs: all other variables

I have the file and excel data for your review