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Groups > comp.lang.python > #53231
| From | Nobody <nobody@nowhere.com> |
|---|---|
| Subject | Re: Interface and duck typing woes |
| Date | 2013-08-29 10:41 +0100 |
| Message-Id | <pan.2013.08.29.09.41.38.945000@nowhere.com> |
| Newsgroups | comp.lang.python |
| References | <mailman.327.1377724351.19984.python-list@python.org> |
| Organization | Zen Internet |
On Wed, 28 Aug 2013 18:09:22 -0300, Joe Junior wrote: > Of course I don't want to check isistance(), I like duck typing, but > should I check if hasattr() and callable() before adding to the container? That won't tell you if the object has a quack() method but with incompatible semantics (e.g. wrong number or types of arguments). > What is the pythonic way to deal with it? Ignore it. If you want early type checking, use a statically-typed language.
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Interface and duck typing woes Joe Junior <joe.fbs.junior@gmail.com> - 2013-08-28 18:09 -0300
Re: Interface and duck typing woes Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-08-28 23:24 +0000
Re: Interface and duck typing woes Nobody <nobody@nowhere.com> - 2013-08-29 10:41 +0100
Re: Interface and duck typing woes Joe Junior <joe.fbs.junior@gmail.com> - 2013-08-29 09:40 -0300
Re: Interface and duck typing woes alex23 <wuwei23@gmail.com> - 2013-08-30 10:14 +1000
Re: Interface and duck typing woes Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-08-30 02:42 +0000
Re: Interface and duck typing woes Roy Smith <roy@panix.com> - 2013-08-30 06:35 -0400
Re: Interface and duck typing woes Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-08-31 00:13 +0000
Re: Interface and duck typing woes Ned Batchelder <ned@nedbatchelder.com> - 2013-08-30 20:45 -0400
Re: Interface and duck typing woes Joshua Landau <joshua@landau.ws> - 2013-09-01 00:18 +0100
Re: Interface and duck typing woes Roy Smith <roy@panix.com> - 2013-08-31 20:52 -0400
Re: Interface and duck typing woes Chris Angelico <rosuav@gmail.com> - 2013-08-29 23:07 +1000
Re: Interface and duck typing woes Joe Junior <joe.fbs.junior@gmail.com> - 2013-08-29 11:11 -0300
Re: Interface and duck typing woes jussi.santti@ard.fi - 2013-08-29 22:37 -0700
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