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Fri Jan 4 22:32:44 CET 2008 · https://mail.python.org/pipermail/python-dev/2008-January/075882.html

On 04/01/2008, Joseph Armbruster <josepharmbruster at gmail.com> wrote:
> Cool I suppose, except here's an odd man out:
>
> >>> 1.__str__()
>    File "<stdin>", line 1
>      1.__str__()
>              ^
>  SyntaxError: invalid syntax

It's parsed a floating point number - "1." - followed by the keyword
"__str__". That's not valid.

>  >>> 1 .__str__()
>  '1'

This one is a number "1" followed by the operator "." followed by "__str__".

The lexer reads the longest valid token each time.
Paul.

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[Python-Dev] function call syntax oddity