Simple python REPL command line application with objects, list comprehension, zip, and f-strings

repl_cmdline_app.py

class ConvertFunctions():
    def f2c(self, ftemps):
        return [(ftemp-32) * 5/9 for ftemp in ftemps]

    def m2cm(self, lmeters):
        return [meters*100 for meters in lmeters]

def main():
    convert = ConvertFunctions()
    while True:
        op = input("Please select the conversion you wish to perform\n"
                   "1: Fahrenheit to Celsius\n"
                   "2: Meters to centimetres\n"
                   "q: Exit\n")
        if op == "1":
            strtemps = input("Please enter your fahrenheit temperature(s): ")
            ftemps = [float(ftemp) for ftemp in strtemps.split()]
            ctemps = convert.f2c(ftemps)
            for (ftemp, ctemp) in zip(ftemps, ctemps):
                print(f"F:{ftemp:.2f} = C:{ctemp:.2f}")
        elif op == "2":
            strm = input("Please enter the meters: ")
            meters = [int(meter) for meter in strm.split()]
            cms = convert.m2cm(meters)
            for (m, cm) in zip(meters, cms):
                print(f"{m}m = {cm}cm")
        elif op.lower() in {'q', 'quit', 'e', 'exit'}:
            return
        
if __name__ == "__main__":
    main()