code: def rewind(self):
          '''rewind 10%'''
          pos = int(self.mlog.f.tell() - 0.1*self.filesize)
          if pos < 0:
              pos = 0
          self.mlog.f.seek(pos)
          self.find_message(f rewind(self):
          '''rewind 10%'''
          pos = int(self.mlog.f.tell() - 0.1*self.filesize)
          if pos < 0:
              pos = 0
          self.mlog.f.seek(pos)
          self.find_message()
docs: rewind 10%