At 12:48 PM 5/18/2005 +1200, Greg Ewing wrote: >Nick Coghlan wrote: > > > the_stmt = EXPR1 > > stmt_enter = getattr(the_stmt, "__enter__", None) > > stmt_exit = getattr(the_stmt, "__exit__", None) > > > > if stmt_enter is None: > > VAR1 = the_stmt > > else: > > VAR1 = stmt_enter() > >If we're doing this, it might be better if VAR were simply >bound to EXPR in all cases. Otherwise the ability to liberally >sprinkle with-statements around will be hampered by uncertainty >about what kind of object VAR will end up being. It'll be whatever kind of object you should get when you're using EXPR as a resource. :) In other words, it looks like normal duck typing to me: what you get when you access something.quack() is whatever 'something' thinks you should get.
RetroSearch is an open source project built by @garambo | Open a GitHub Issue
Search and Browse the WWW like it's 1997 | Search results from DuckDuckGo
HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.4