what the heck this code is doing?
Basant Dagar
dagar.basant2 at gmail.com
Fri Jul 1 14:13:46 EDT 2016
On Friday, July 1, 2016 at 2:06:28 PM UTC-4, John Gordon wrote:
> In <3bbddafc-dcd6-4d5c-84f4-94077b5bccc8 at googlegroups.com> Basant Dagar <dagar.basant2 at gmail.com> writes:
>
> > def lookup(d, keyval):
> > found = False
> > for child in d:
> > if found : return child.text
> > if child.tag == 'key' and child.text == keyval :
> > found = True
> > return None
>
> > trackID = lookup(entry, 'Track ID')
>
> > Below is the main part of input xml file data, it passes to lookup function:
>
> > <key>Track ID</key><integer>369</integer>
>
> > what I don't get is. How in the world it returns value 369 for the variable 'trackID'??
>
> It loops through the child items in entry, looking for one with a
> 'key' value of 'Track ID'. If it finds one, it sets found=True and
> loops one more time, returning the text of the *next* child element.
>
> It depends on the 'key' element being directly followed by the 'integer'
> element within entry.
>
> --
> John Gordon A is for Amy, who fell down the stairs
> gordon at panix.com B is for Basil, assaulted by bears
> -- Edward Gorey, "The Gashlycrumb Tinies"
Awesome. Thank you John for the prompt response.
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