nospam252's articles:

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those darn exceptions 15 9 (6/21/2011 1:43:39 AM) comp.lang.python Exceptions are great, but... Sometimes when calling a function, you want to catch some or even all the various exceptions it could raise. What exceptions *are* those? It can be pretty obvious. For instance,... Chris

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Significant figures calculation 21 17 (6/24/2011 8:05:41 PM) comp.lang.python Hi, I am looking for an easy way to do significant figure calculations in python (which I want to use with a class that does unit calculations). Significant figure calculations should have the semantics explai... dadapapa (49)

Safely modify a file in place -- am I doing it right? 3 9 (6/29/2011 5:40:17 PM) comp.lang.python I have a script running under Python 2.5 that needs to modify files in place. I want to do this with some level of assurance that I won't lose data. E.g. this is not safe: def unsafe_modify(filename): fp =... comp.lang.python (2604)

subtle error slows code by 10x (builtin sum()) - replace builtin sum without using import? 2 28 (7/2/2011 2:17:45 AM) comp.lang.python First a trap for new players, then a question to developers Code accelerated by numpy can be slowed down by a large factor is you neglect to import numpy.sum . from timeit import Timer frag = 'x=sum(linspace(... boyd.blackwell (16)

difflib-like library supporting moved blocks detection? 2 31 (7/13/2011 9:13:16 PM) comp.lang.python Hi all, I'd like to ask about the availability of a text diff library, like difflib, which would support the detection of moved text blocks. Currently I am almost happy with the results of difflib.SequenceMatch... vlastimil.brom (143)

Use self.vars in class.method(parameters, self.vars) 18 14 (7/22/2011 11:12:11 AM) comp.lang.python I'm very very new with python, and I have some experience with java programming, so probably you guys will notice. Anyway this is my question: I'd like to use class scope vars in method parameter, something lik... caccolangrifata (5)

How should I document exceptions thrown by a method? 2 25 (7/27/2011 7:32:25 PM) comp.lang.python I use Doxygen to document my source code, and I'm wondering how exceptions thrown by a method of a class should be documented in the following example. I have a Settings class that is used to hold application ... arcadiosincero (2)

try... except with unknown error types 29 27 (8/19/2011 7:09:12 PM) comp.lang.python Hi Python users, I have been using try...except statements in the situations where I can expect a certain type of errors might occur. But sometimes I don't exactly know the possible error types, or sometimes... Yingjie.Lin (6)

Why do class methods always need 'self' as the first parameter? 28 15 (8/31/2011 2:35:36 PM) comp.lang.python I=92m new to Python, and I love it. The philosophy of the language (and of the community as a whole) is beautiful to me. But one of the things that bugs me is the requirement that all class methods have 'self... tgoodchild (1)

Why doesn't threading.join() return a value? 15 17 (9/2/2011 2:53:35 PM) comp.lang.python I have a function I want to run in a thread and return a value. It seems like the most obvious way to do this is to have my target function return the value, the Thread object stash that someplace, and return ... roy (1980)

Algorithms Library - Asking for Pointers 6 18 (9/2/2011 4:59:03 PM) comp.lang.python Hello: I am working on an algorithms library. It provides LINQ like functionality to Python iterators. Eventually, I plan on having feaures that work against sequences and mappings. I have the code up at http... jehugaleahsa (78)