Ross Karchner
ross at karchner.com
Thu Jan 22 20:12:44 EST 2004
On Jan 22, 2004, at 5:46 PM, Petros Keshishian wrote: > Try to see whether your script works when you query > only one column. I am very intersted in the solution > of this problem. YES! Thank you- This is the same behavior. If I change the query to only select one field, it works fine. If it's a number... As if things couldn't get stranger... This works fine: C.execute('select id from cities where id=17;') (id is an integer) But this: C.execute('select place from cities where id=17;') (place is a string) Throws: Mod_python error: "PythonHandler mod_python.publisher" Traceback (most recent call last): File "/usr/local/lib/python2.3/site-packages/mod_python/apache.py", line 332, in HandlerDispatch result = object(req) File "/usr/local/lib/python2.3/site-packages/mod_python/publisher.py", line 198, in handler result = apply(object, (), args) File "/usr/home/localfeeds/htdocs/near/display-rss.py", line 19, in index C.execute('select place from cities where id=17;') File "/usr/local/lib/python2.3/site-packages/MySQLdb/cursors.py", line 95, in execute return self._execute(query, args) File "/usr/local/lib/python2.3/site-packages/MySQLdb/cursors.py", line 114, in _execute self.errorhandler(self, exc, value) File "/usr/local/lib/python2.3/site-packages/MySQLdb/connections.py", line 33, in defaulterrorhandler raise errorclass, errorvalue ValueError: invalid literal for float(): New York What on earth could be trying to mangle the results of the query into a float? The traceback makes it pretty clear that this error happens when the query is executed. The rest of Localfeeds.com does a similar query thousands of times a day from Python CGI scripts. Same Python, same MySQLdb module, same everything. Right now, I am going to see if I have better luck with the Apache and mod_python from the FreeBSD ports system -Ross
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