On Fri, 2012-01-06 at 13:12 -0800, Andre Smit wrote:
> This has me stumped. I'm trying to apply the function as posted and
> trying to get rid of the trailing comma to ensure valid json. The
> following doesn't work:
>
> def GET(self):
> web.header('Content', 'text/json')
> rows = db.select('foo')
> lrows = len(rows)
> yield '['
> for i,row in enumerate(rows):
> if i < lrows:
> yield json.dumps(row) + ', '
> else:
> yield json.dumps(row)
> yield ']'
Try this:
# I think this the correct header
web.header('Content-type', 'application/json')
# First convert rows into a list of JSON dumps
json_rows = [json.dumps(row) for row in db.select('foo')]
# Then just join them.
return '[%s]' % ', '.join(json_rows)
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