stringify self.detail in case it is not a string

Bert JW Regeer

2017-02-07 afd24fa9404db191df8c5cb8a454c20919a67a7e

stringify self.detail in case it is not a string

 pyramid/httpexceptions.py

@@ -238,7 +238,7 @@
            del self.content_length

    def __str__(self):
        return self.detail or self.explanation
        return str(self.detail) if self.detail else self.explanation

    def _json_formatter(self, status, body, title, environ):
        return {'message': body,