[issue15906] argparse add_argument() confusing behavior when type=str, default=

[Barry A. Warsaw]

Barry A. Warsaw added the comment:

On Sep 11, 2012, at 07:00 PM, R. David Murray wrote:

>To repeat: there is no change to be made for 3.3.  3.3.0 will go out the door
>with the pre-12776 behavior.  So any backward compatibility concerns that
>apply to 2.7 and 3.2 also apply to 3.3.  Thus I suggest we restore the string
>check, and consider an enhancement patch at more leisure for 3.4.

Okay, I missed that Georg has a separate branch for the 3.3.0 release, so we
don't have to worry about it there.  But yes, 2.7, 3.2, and 3.3.1 must be
fixed.

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