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import wx
dlg = wx.MessageBox(None,'hello world!','hello',wx.YES_NO)
re = dlg.ShowModal()
dlg.Destroy()
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Traceback (most recent call last):
  File "D:\MessageBox.py", line 2, in 
    dlg = wx.MessageBox(None,'hello world!','hello',wx.YES_NO)
  File "D:\Python25\Lib\site-packages\wx-2.8-msw-unicode\wx\_misc.py", line
493, in MessageBox
    return _misc_.MessageBox(*args, **kwargs)
TypeError: String or Unicode type required

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2008/1/17 maki <makicn在gmail.com>:
> 我看书上有这么一段代码：
> import wx
> dlg = wx.MessageBox(None,'hello world!','hello',wx.YES_NO)
> re = dlg.ShowModal()
> dlg.Destroy()
> －－－－－－－
> 可我运行的时候，出现：
> Traceback (most recent call last):
>   File "D:\MessageBox.py", line 2, in 
>     dlg = wx.MessageBox(None,'hello world!','hello',wx.YES_NO)
>   File "D:\Python25\Lib\site-packages\wx- 2.8-msw-unicode\wx\_misc.py", line
> 493, in MessageBox
>     return _misc_.MessageBox(*args, **kwargs)
> TypeError: String or Unicode type required
>
> 请问下这是为什么。谢谢
>
参数不对，它第一个不是parent参数，所以第一个不能是None。建议看文档。

-- 
I like python!
UliPad <>: http://code.google.com/p/ulipad/
meide <>: http://code.google.com/p/meide/
My Blog: http://www.donews.net/limodou

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ÔÚ08-1-18£¬limodou <limodou在gmail.com> дµÀ£º
>
> 2008/1/17 maki <makicn在gmail.com>:
> > ÎÒ¿´ÊéÉÏÓÐÕâôһ¶Î´úÂ룺
> > import wx
> > dlg = wx.MessageBox(None,'hello world!','hello',wx.YES_NO)
> > re = dlg.ShowModal()
> > dlg.Destroy()
> > £­£­£­£­£­£­£­
> > ¿ÉÎÒÔËÐеÄʱºò£¬³öÏÖ£º
> > Traceback (most recent call last):
> >   File "D:\MessageBox.py", line 2, in 
> >     dlg = wx.MessageBox(None,'hello world!','hello',wx.YES_NO)
> >   File "D:\Python25\Lib\site-packages\wx- 2.8-msw-unicode\wx\_misc.py",
> line
> > 493, in MessageBox
> >     return _misc_.MessageBox(*args, **kwargs)
> > TypeError: String or Unicode type required
> >
> > ÇëÎÊÏÂÕâÊÇΪʲô¡£Ð»Ð»
> >
> ²ÎÊý²»¶Ô£¬ËüµÚÒ»¸ö²»ÊÇparent²ÎÊý£¬ËùÒÔµÚÒ»¸ö²»ÄÜÊÇNone¡£½¨Òé¿´Îĵµ¡£
>
> --
> I like python!
> UliPad <>: http://code.google.com/p/ulipad/
> meide <>: http://code.google.com/p/meide/
> My Blog: http://www.donews.net/limodou
> _______________________________________________
> python-chinese
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