code: def cursor_up(self, num_rows=0, on_stderr=False):
      if num_rows == 0:
          return
      handle = win32.STDOUT
      if on_stderr:
          handle = win32.STDERR
      position = self.get_position(handle)
      adjusted_position = (position.Y - num_rows, position.X)
      self.set_cursor_position(adjusted_position, on_stderr)
  
file_path: pyqtgraph/pyqtgraph/util/colorama/winterm.py
imports: from .None import win32
label_desc: Use image node_id 11 for calling the WinTerm obj's underlying member method code with example usage: obj.cursor_up(num_rows, on_stderr) without return types