Peter Hansen wrote:
> Bo Peng wrote:
>
>> Is there a better way than doing
>>
>> try:
>> import aModule
>> except:
>> has_aModule = False
>> else:
>> has_aModule = True
>>
>> The main concern here is that loading aModule is unnecessary (and may
>> take time).
> And if you aren't doing the above multiple times, then you *really*
> shouldn't be worried about the time to load "aModule"
This is used in a scenario like:
if wxPython is available:
prepare wx based GUI
elif Tkinter is available:
prepare tk based GUI
else:
command line only
Since a user may prefer command line so wxPython/tkinter should not be
actually loaded before the GUI function is called.
Bo
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