Friedrich Delgado <friedel@nomaden.org> writes:

> emacs -Q
> M-x python-mode
> M-x erase-buffer<RET>y<RET>y
> def foo():
>     "return stuff"
> <TAB>
>
> Expected behaviour: The cursor is placed under the first quotation
> mark (4 spaces indent)
>
> Actual behaviour: The cursor is placed at the beginning of the line.

Patch attached with regression test.  `python-nav-begining-of-statement'
puts point on the first non-whitespace character of the statement, so
it's safe to use `looking-at' here.