Re: pl/python refactoring

Excerpts from Peter Eisentraut's message of mar ene 18 19:22:50 -0300 2011:

> #16: This is probably pointless because pgindent will reformat this.

pgindent used to remove useless braces around single-statement blocks,
but this behavior was removed years ago because it'd break formatting
around PG_TRY blocks.

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Álvaro Herrera <alvherre@commandprompt.com>
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