[newbie] how to make program suggest to install missing modules

[sohcahtoa82 at gmail.com]

On Monday, December 8, 2014 10:46:47 AM UTC-8, Jean-Michel Pichavant wrote:
> ----- Original Message -----
> > From: sohcahtoa82 at gmail.com
> > try:
> >     import someModule
> > except ImportError:
> >     print "Module is missing"
> >     # handle it!
> > 
> > Just make sure to attempt to import it again after making the call to
> > pip to install it.
> 
> Note that ImportError may be raised for other reasons than a missing module.
> 
> Check https://docs.python.org/2/library/imp.html and the imp.find_module, it could be a safer way to check for a missing module.
> 
> JM
> 
> 
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Good point.

Of course, imp.find_module ALSO throws ImportError if the module can't be found, but at least in that case, you'd know the exact cause.