def unsign(self, token):
        """
        Extract the data from a signed ``token``.

        """
        if self.max_age is None:
            data = self.signer.unsign(token)
        else:
            data = self.signer.unsign(token, max_age=self.max_age)
        return signing.b64_decode(data.encode())
def unsign ( self , token ) : if self . max_age is None : data = self . signer . unsign ( token ) else : data = self . signer . unsign ( token , max_age = self . max_age ) return signing . b64_decode ( data . encode ( ) )
Extract the data from a signed ``token``.