# Chapter8.py  page 235

# application passes all steps -> Exit Code 0
# application fails a step -> Exit Code 1 aka 'crashes'

# HANDLE exception errors with a try/except block

try:
    # This will try to execute each line individually
    print("Welcome to my application") # try pass/fails-> except

   
    #filename = input("What file do you want to open: ")
    with open('myContacts.txt') as file: # try
        content = file.read()
        print(content)

    x = 0
    y = 0
    z = x / y
    print(z)

except FileNotFoundError as err:
    print(err)
    print("do something here to handle this specific error.")

except ZeroDivisionError as err:
    print(err)
    print("do something here to handle this specific error.")

except MemoryError as err:
    print(err)
    print("do something here to handle this specific error.")

except Exception as err:
    print(err)

# finally (optional)
finally:
    print("Code here that always runs no matter if the code passes or fails.")