-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Dec 6, 2006, at 5:24 AM, Jan Grant wrote:
> PS. IF generic functions (operators) could be sensitive to return > types > and IF python6k supported a complex type inference mechanism (possibly > including automatic coercion), then one might be able to do something > like: > > def foo(d: sqlDriver): > s = "select template goes here" % (param1, param2) > r = d.query(s) > > where sqlDriver has a method > > def query(self, s: some_type_that_signals_sql_interpolation) > > and "%" is overloadable on the basis that the return type is > determined > to be compatible with "some_type_that_signals_sql_interpolation". > Those > are some mighty big "IF"s though, and you could still concoct cases > where things would break :-) BTW, I believe that most of the SQL wrapper packages for Python already provide safe prepared statement like functionality, that is convenient to use. - -Barry -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (Darwin) iQCVAwUBRXa/y3EjvBPtnXfVAQJXTAP/YjVK4fW0cuEd7FauzlDeedO2rXxfkpIg jsOg573Ce05WcrDYyKR+jJ4KQlfEKZbHgjfkWvRZtXn9U+jvbxcNZooFmKxhqGnK FLZ4t5vGTcD/n3gjIaEkumh2TdfnWIKcdstPGqrCUQdITvCacuW37zDh7dSiGOcm 4iIipl/UONA= =snz0 -----END PGP SIGNATURE----- _______________________________________________ Python-3000 mailing list Python-3000@python.org http://mail.python.org/mailman/listinfo/python-3000 Unsubscribe: http://mail.python.org/mailman/options/python-3000/archive%40mail-archive.com
