Bash Scripting using linux command prompt - I need help wit this assignment, and any other informatino you could give me or resources that i could go to get a better grasp on this subject.

the textbook that our class is using is terrible.

Introduction Lab 4 is your first Pyth script and it is a simple one. It is interactive, meaning your script will prompt on the user to enter a temperature in degrees Fahrenheit or Celsius and calculate the other, in a continuous loop until the user exits the program. Requirements Your script shall be named n/cs3030/lab4/temp and be marked executable. Here is how you execute your script /temp Your script shall interact with the user. The first thing it should print is exactly this: Welcome to the CS 3030 Temperature Conversion Program This welcome message should be printed only once. Your program should then loop until the user enters 3" to exit the program. Your script should prompt the user with this main menu: Main Menu 1: Fahrenheit to Celsius 2:Celsius to Fahrenheit 3: Exit program Please enter 1, 2 or 3 The user then enters 1,2 or 3 (and hits ENTER) If the user enter "3", the program exits If the user enters a "1", the user is prompted for degrees Fahrenheit with this prompt Please enter degrees Fahrenheit: The user enters a number, which should not contain commas but can contain a decimal point or a minus sign. Assume the user enters 56.2". The program should respond with