How to debug Python IDLE?

Terry Reedy tjreedy at
Wed Oct 15 21:22:46 CEST 2014

On 10/15/2014 3:09 PM, ryguy7272 wrote:
> I'm wondering how to debug code in IDLE Python 3.4.  I found this.

Use 3.4.2, which has an important bugfix for debugger.

> That looks pretty helpful,

> but mine is nothing like that.  All my controls are greyed out.

That is normal when you first turn debugger on.  You have to load a file 
in the editor and then run it (F5).  On the site above, the file is  The the debugger is 'activated'.

Terry Jan Reedy

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