[PyQt] Shortening multiple widget initializations to one line

[Shriramana Sharma]

Hello -- thanks all for your kind replies. The ideas for multiple
creation are all useful. One more point below:

On Mon, Dec 10, 2012 at 9:49 PM, Matt Newell <newellm at blur.com> wrote:
>>               self . p1xSpin, self . p1ySpin, self . c1xSpin, self . c1ySpin,
>>               self . c2xSpin, self . c2ySpin, self . p2xSpin, self . p2ySpin,
>>               self . pHxSpin, self . pHySpin = ( QSpinBox () for i in range ( 10 )
> )
>> but I got the error:
>>
>> Traceback (most recent call last):
>> AttributeError: 'MainWindow' object has no attribute 'p1xSpin'
>
> Probably some simple error here causing the line to try to get the attribute
> instead of set it.

Adding parantheses around the list corrected it. I forgot that only
when there is an enclosing parantheses or bracket (or with explicit \
like in C) will multi-line commands be recognized.

-- 
Shriramana Sharma