erikcw schrieb:
> Hi,
>
> I'm trying to use xml.sax (from xml.sax.handler import ContentHandler)
> to processes the following data:
>
> <?xml version="1.0" encoding="UTF-8"?>
> <report name="yahoo" masterAccountID="666831"
> masterAccountName="CraftShowSuccess.Com-US"
> dateStart="2008-02-24-0600" dateEnd="2008-02-24-0600"
> booksClosedTimestamp="2008-02-25T01:15:00.000-0600" booksClosed="true"
> createDate="2008-02-25T02:00:27.041-0600" sortColumn="cost"
> sortOrder="desc">
> <totals><analytics numImpr="951" ctr="0.0" numClick="0" cost="0.0"
> averagePosition="9.305993690851736"/></totals>
> <row adName="Craftshows" adGrpName="Craftshows" cmpgnName="craftshows"
> tacticName="Paid Placement" qualityScore="2"><analytics numImpr="951"
> ctr="0.0" numClick="0" cost="0.0" averagePosition="9.305993690851736"/
>> </row>
>
> </report>
>
> I've figured out how to access the attributes in "row" - but I want to
> also access the "analytics" child element.
>
> I've tried:
> class YahooHandler(ContentHandler):
> ccountNum)
>
> def startElement(self, name, attrs):
> if name == 'row' or name == 'analytics':
> self.campaign = attrs.get('cmpgnName',"")
> self.adgroup = attrs.get('adGrpName',"")
> self.headline = attrs.get('adName',"")
> self.imps = attrs.get('numImpr',None)
> self.clicks = attrs.get('numClick',None)
> self.cost = attrs.get('cost',"")
>
> def endElement(self, name):
> if name == 'row':
> if self.campaign not in self.data:
> self.data[self.campaign] = {}
> if self.adgroup not in self.data[self.campaign]:
> self.data[self.campaign][self.adgroup] = []
> self.data[self.campaign][self.adgroup].append({'campaign':
> self.campaign,
> 'adgroup': self.adgroup,
> 'headline': self.headline,
> 'imps': self.imps,
> 'clicks': self.clicks,
> 'ctr': self.ctr,
> 'cost': self.cost,
> })
> print self.data
>
> But it the data comes out as seperate dictionaries - I want the
> analytics and the row elements in one dictionary.
>
> What am I doing wrong?
With sax, you can't access a child directly - you need to build up that
hierarchy yourself, using a stack of elements.
Better go for DOM or better even element-tree, these do that work for
you and you can easily access child elemements.
Diez
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