python finally

1except Exception as e: print(e)

1try:
2  print("I will try to print this line of code")
3except:
4  print("I will print this line of code if an error is encountered")

1try:
2  print("I will try to print this line of code")
3except ERROR_NAME:
4  print("I will print this line of code if error ERROR_NAME is encountered")

1try:
2   # Code to test / execute
3   print('Test')
4except (SyntaxError, IndexError) as E:  # specific exceptions
5   # Code in case of SyntaxError for example
6   print('Synthax or index error !')
7except :
8   # Code for any other exception
9   print('Other error !')
10else:
11   # Code if no exception caught
12   print('No error')
13finally:
14   # Code executed after try block (success) or any exception (ie everytime)
15   print('Done')
16
17# This code is out of try / catch bloc
18print('Anything else')

1>>> def divide(x, y):
2...     try:
3...         result = x / y
4...     except ZeroDivisionError:
5...         print("division by zero!")
6...     else:
7...         print("result is", result)
8...     finally:
9...         print("executing finally clause")
10...
11>>> divide(2, 1)
12result is 2.0
13executing finally clause
14>>> divide(2, 0)
15division by zero!
16executing finally clause
17>>> divide("2", "1")
18executing finally clause
19Traceback (most recent call last):
20  File "<stdin>", line 1, in <module>
21  File "<stdin>", line 3, in divide
22TypeError: unsupported operand type(s) for /: 'str' and 'str'
23

1try:
2  x > 3
3except:
4  print("Something went wrong")
5else:
6  print("Nothing went wrong")
7finally:
8  print("The try...except block is finished")