1try:
2  # Dangerous stuff
3except ValueError:
4  # If you use try, at least 1 except block is mandatory!
5  # Handle it somehow / ignore
6except (BadThingError, HorrbileThingError) as e:
7  # Hande it differently
8except:
9  # This will catch every exception.
10else:
11  # Else block is not mandatory.
12  # Dangerous stuff ended with no exception
13finally:
14  # Finally block is not mandatory.
15  # This will ALWAYS happen after the above blocks.1# Python try: except:
2
3try:
4  print(a + b) # Program will try the add b to a
5except:
6  print("There was an error") # If the program will have an error in the try block
7  							  # The except block will run
8    						  # except block will run and then the program will continue to run
9    
10# Examples:
11a = 1
12b = 1 # <===== no error, except block skipped
13
14a = 1
15b = 'one' # <===== error, except block run