def artigo(self):
# TODO: validar campos
upload_files = self.get_uploads('file')
blob_info = upload_files[0]
key = blob_info.key()
artigo = Artigo(titulo = self.request.get('titulo'),
autor_email=self.usuario.email,
versao_inicial=key,
sigla_gt = self.request.get('gt'))
artigo.put()
self.redirect('/art/%s' % artigo.key.urlsafe())
