if key in self.array_values:
return self.attributes[key]
elif key in self.int_values:
- return int(self.attributes[key][0])
+ if len(self.attributes[key]) == 1:
+ return int(self.attributes[key][0])
+ else:
+ raise ValueError, 'non-array value has not exactly one value'
else:
return self.attributes[key][0]
elif key in self.defaults: