docs: def create_database(self):
          """ Create postgres database. """
          self.print_message("Creating database '%s'" % self.databases['destination']['name'])
          self.export_pgpassword('destination')
          args = [
              "createdb",
              self.databases['destination']['name'],
          ]
          args.extend(self.databases['destination']['args'])
          for arg in self.databases['destination']['args']:
              if arg[:7] == '--user=':
                  args.append('--owner=%s' % arg[7:])
          subprocess.check_call(args)