code: def string(self, writesize=None):
          '''
          Looks like a file handle
          '''
          if not self.finished:
              self.finished = True
              return self.content
          return 'f string(self, writesize=None):
          '''
          Looks like a file handle
          '''
          if not self.finished:
              self.finished = True
              return self.content
          return ''
docs: Looks like a file handle