[Python-Dev] Why are contexts also managers? (wasr45544 -peps/trunk/pep-0343.txt) (original) (raw)
Nick Coghlan ncoghlan at gmail.com
Mon Apr 24 04:49:33 CEST 2006
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Just van Rossum wrote:
Baptiste Carvello wrote:
Terry Reedy a écrit : So I propose that the context maker be called just that: 'context maker'. That should pretty clearly not be the context that manages the block execution.
+1 for context maker. In fact, after reading the begining of the thread, I came up with the very same idea. Or maybe "context factory"?
That would be fine if we used call to retrieve the context manager - but "factory" is too tightly bound to "factory function" in my mind.
I'm going to try a pass through the docs using "context specifier", which gives three separate terms:
- context specifier: An object with a context method that produces a context manager object to manipulate the runtime context
- context manager: An object with enter and exit methods that manipulate the runtime context.
- context (or runtime context): The actual changes made to the runtime state by the context manager based on the current state of the context specifier
This removes the ambiguity between "context object" and "runtime context".
Cheers, Nick.
-- Nick Coghlan | ncoghlan at gmail.com | Brisbane, Australia
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