Creating class instances on the fly
jstok at bluedog.apana.org.au
Mon Mar 13 00:52:50 CET 2000
Anthony DeLorenzo wrote in message <8ah975$o24$1 at news.tht.net>...
>I'm doing some XML parsing, andI'd like to be able to add the values
>to class instances. Is there any way to create an instance of a class
>with a dynamically assigned name?
>value = 'phys101'
>For example.... How could I do the equivalent of this?
>phys101 = Course()
>for each course name, withhout knowing them ahead of time?
Use a dictionary. Eg,
courses["pys101"] = Course()
>If this isn't possible, is there a way to create instances anonymously,
>perhaps make a list of instance objects or something?
Yes. Create a list object, and add items using the append or push or
This is a common question by newbies who haven't yet realised that objects
can be stored "anonymously" in container objects, to be retrieved again
according to position, key, priority etc. I encourage you to learn about
all the container objects: lists, tuples, trees, dictionaries etc. and their
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