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raises exception when wrong appID is given

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James Albert 2014-06-07 19:48:39 +00:00
parent 1a265a7c68
commit b54008188e
1 changed files with 2 additions and 0 deletions
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wolframalpha/__init__.py
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@ -14,6 +14,8 @@ compat.fix_HTTPMessage()
class Result(object): class Result(object):
def __init__(self, stream): def __init__(self, stream):
self.tree = etree.parse(stream) self.tree = etree.parse(stream)
if self.tree.getroot().find('error') is not None:
raise Exception('you may have entered the wrong appid')
def __iter__(self): def __iter__(self):
return (Pod(node) for node in self.tree.findall('pod')) return (Pod(node) for node in self.tree.findall('pod'))