a = 10 b = 0 try: result = a/b except ZeroDivisionError: print("data error") except TypeError: print("check data type") finally: # finally statement -> protect data files print("this line will run not matter what !") a = 10 b = 'a' try: result = a/b except ZeroDivisionError: print("data error") except TypeError: print("check data type") finally: # finally statement -> protect data files print("this line will run not matter what !") # case 3 a = -2 b = 2 while a < 3: print('------------') a+=1 b-=1 try: res = a / b except ZeroDivisionError: print('{0}, {1} - division by 0'.format(a,b)) res = 0 continue finally: print('{0}, {1} - always executes'.format(a,b)) # case 4 a = 0 b = 2 while a < 3: print('------------') a+=1 b-=1 try: res = a / b except ZeroDivisionError: print('{0}, {1} - division by 0'.format(a,b)) res = 0 break finally: print('{0}, {1} - always executes'.format(a,b)) # case 5 a = 3 b = 2 while a < 3: print('------------') a+=1 b-=1 try: res = a / b except ZeroDivisionError: print('{0}, {1} - division by 0'.format(a,b)) res = 0 continue finally: print('{0}, {1} - always executes'.format(a,b)) else: print('\n\nno errors were encountered!') # case 6 a = 0 b = 5 while a < 3: print('-----case 6-------') a+=1 b-=1 try: res = a / b except ZeroDivisionError: print('{0}, {1} - division by 0'.format(a,b)) res = 0 continue finally: print('{0}, {1} - always executes'.format(a,b)) print('{0}, {1} - main loop'.format(a,b)) else: print('\n\nno errors were encountered!')