make sure to add "data:image/gif;base64," before the data it self
as in
<img
src="data:image/gif;base64,R0lGODlhUAAPAKIAAAsLav///
88PD9WqsYmApmZmZtZfYmdakyH5BAQUAP8ALAAAAABQAA8AAAPb
WLrc/jDKSVe4OOvNu/
9gqARDSRBHegyGMahqO4R0bQcjIQ8E4BMCQc930JluyGRmdAAcdiigMLVr
ApTYWy5FKM1IQe+Mp+L4rphz
+qIOBAUYeCY4p2tGrJZeH9y79mZsawFoaIRxF3JyiYxuHiMGb5KT
kpFvZj4ZbYeCiXaOiKBwnxh4fnt9e3ktgZyHhrChinONs3cFAShFF2JhvCZlG5uchYNun5eedRxM
AF15XEFRXgZWWdciuM8GCmdSQ84lLQfY5R14wDB5Lyon4ubwS7jx9NcV9/j5+g4JADs="
alt="British Blog Directory" width="80" height="15" />

On Jun 9, 2:15 pm, Jiahua Huang <[email protected]> wrote:
> On Tue, Jun 9, 2009 at 4:51 PM, Zhang Huangbin<[email protected]> wrote:
> > Any example?
>
> #!/usr/bin/python
> # -*- coding: UTF-8 -*-
>
> import web
>
> urls = (
>         "/", "index",
>         "/img", "img",
>         )
>
> app = web.application(urls, globals())
>
> class index:
>     def GET(self):
>         return "<img src='/img' />"
>     pass
>
> class img:
>     def GET(self):
>         web.header('Content-Type', 'image/png')
>         return "***BASE64 ENCODED STRING HERE***"
>     pass
>
> if __name__ == "__main__":
>     app.run()
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