appending to list
Bob Gailer
bgailer at alum.rpi.edu
Wed Oct 1 12:06:34 EDT 2003
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Wed Oct 1 12:06:34 EDT 2003
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At 09:49 AM 10/1/2003, sud jag wrote: >Hi, > Iam a newbie to python. So any help on this is >deeply appreciated > > If I append an instance of a class to a list will >the list have a copy of the instance or just a >reference to that instance ? If it is only a reference >is there something similar to deep copy in case of >append ? >>> import copy >>> List = [] >>> class A:pass ... >>> a=A() >>> a <__main__.A instance at 0x0171F040> >>> List.extend(copy.deepcopy([a])) ... >>> List [<__main__.A instance at 0x0171FD10>] Bob Gailer bgailer at alum.rpi.edu 303 442 2625 -------------- next part -------------- --- Outgoing mail is certified Virus Free. Checked by AVG anti-virus system (http://www.grisoft.com). Version: 6.0.521 / Virus Database: 319 - Release Date: 9/23/2003
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