test for NaN in Fiat.__str__
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@ -103,7 +103,7 @@ class Fiat(object):
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return 'Fiat(%s)'% self.__str__()
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def __str__(self):
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if self.value is None:
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if self.value.is_nan():
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return _('No Data')
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else:
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return "{:.2f}".format(self.value) + ' ' + self.ccy
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