4.15: Python Examples
- Page ID
- 10651
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Temperature
# This program asks the user to select Fahrenheit or Celsius conversion
# and input a given temperature. Then the program converts the given
# temperature and displays the result.
#
# References:
# https://www.mathsisfun.com/temperature-conversion.html
# https://en.wikibooks.org/wiki/Python_Programming
def get_choice():
print("Enter C to convert to Celsius or F to convert to Fahrenheit:")
choice = input()
return choice
def process_celsius():
temperature = get_temperature("Fahrenheit")
result = calculate_celsius(temperature)
display_result (temperature, "Fahrenheit", result, "Celsius")
def process_fahrenheit():
temperature = get_temperature("Celsius")
result = calculate_fahrenheit(temperature)
display_result (temperature, "Celsius", result, "Fahrenheit")
def get_temperature(scale):
print("Enter " + scale + " temperature:")
temperature = float(input())
return temperature
def calculate_celsius(fahrenheit):
celsius = (fahrenheit - 32) * 5 / 9
return celsius
def calculate_fahrenheit(celsius):
fahrenheit = celsius * 9 / 5 + 32
return fahrenheit
def display_result(temperature, fromScale, result, toScale):
print(str(temperature) + str("° ") + fromScale + " is " + str(result) + "° " + toScale)
def main():
choice = get_choice()
if choice == "C" or choice == "c":
process_celsius ()
elif choice == "F" or choice == "f":
process_fahrenheit ()
else:
print("You must enter C to convert to Celsius or F to convert to Fahrenheit.")
main()
Output
Enter C to convert to Celsius or F to convert to Fahrenheit: c Enter Fahrenheit temperature: 100 100.0° Fahrenheit is 37.77777777777778° Celsius Enter C to convert to Celsius or F to convert to Fahrenheit: f Enter Celsius temperature: 100 100.0° Celsius is 212.0° Fahrenheit Enter C to convert to Celsius or F to convert to Fahrenheit: x You must enter C to convert to Celsius or F to convert to Fahrenheit.
References
- Wikiversity: Computer Programming