On 7/7/14, Mark Lawrence <breamore...@yahoo.co.uk> wrote:
> On 07/07/2014 09:09, Chris Angelico wrote:
>> On Mon, Jul 7, 2014 at 6:00 PM, Steven D'Aprano <st...@pearwood.info>
>> wrote:
>>> How do people feel about code like this?
>>>
>>> try:
>>> name = input("Enter file name, or Ctrl-D to exit")
>>> # On Windows, use Ctrl-Z [enter] instead.
>>> fp = open(name)
>>> except EOFError:
>>> sys.exit()
>>> except IOError:
>>> handle_bad_file(name)
>>> else:
>>> handle_good_file(fp)
>>
>> It seems trivial in this example to break it into two try blocks:
>>
>> try:
>> name = input("Enter file name, or Ctrl-D to exit")
>> # On Windows, use Ctrl-Z [enter] instead.
>> except EOFError:
>> sys.exit()
>> try:
>> fp = open(name)
>> except IOError:
>> handle_bad_file(name)
>> else:
>> handle_good_file(fp)
>>
>
> All those extra lines to type, not on your life. Surely it would be
> better written as a one liner?
Don't be afraid of a few extra keystrokes. Clarity is king.
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