Lucas Raab wrote:
Sorry, the third byte is what I meant. As for code samples, I hope the
following will work:
typedef unsigned long int word32 ;
void mu(word32 *a)
{
int i ;
word32 b[3] ;
b[0] = b[1] = b[2] = 0 ;
for( i=0 ; i32 ; i++ )
{
b[0] = 1 ; b[1] = 1 ; b[2] = 1 ;
Jelle Feringa // EZCT / Paris wrote:
After reading about extending python with C/Fortran in the excellent
Python Scripting for Computational Science book by Hans Langtangen,
I'm wondering whether there's not a more pythonic way of extending
python. And frankly I think there is: OCAML
There
Martin MOKREJ© wrote:
Hi,
could someone tell me what all does and what all doesn't copy
references in python. I have found my script after reaching some
state and taking say 600MB, pushes it's internal dictionaries
to hard disk. The for loop consumes another 300MB (as gathered
by vmstat)
Lowell Kirsh wrote:
On a webpage (see link below) I read that the following 2 forms are not
the same and that the second should be avoided. They look the same to
me. What's the difference?
Lowell
def functionF(argString=abc, argList = None):
if argList is None:
Flavio codeco coelho wrote:
hi,
is there a faster way to build a circular iterator in python that by
doing this:
c=['r','g','b','c','m','y','k']
for i in range(30):
print c[i%len(c)]
thanks,
Flávio
import itertools
c=['r','g','b','c','m','y','k']
circ =
Tim Daneliuk wrote:
I tried this:
y=re.compile(r'\[PROMPT:.*\]')
Which works fine when the text is exactly [PROMPT:whatever] but
does not match on:
something [PROMPT:foo] something [PROMPT:bar] something ...
The overall goal is to identify the beginning and end of each
Mark Fanty wrote:
No nesting, but the while is misleading since I'm not looping and this
is a bit awkward. I don't mind a few more key strokes, but I'd like
clarity. I wish I could do
if m = re.search(r'add (\d+) (\d+)', $line):
do_add(m.group(1), m.group(2))
elif m =
bobdc wrote:
I will be teaching an Introduction to Programming class to some
middle school aged children and will be using Python, obviously. Does
anyone have suggestions for simple little programs to create and
analyze with them after I get past turtle graphics?
Turtle graphics will be
wrote:
Input is this:
SET1_S_W CHAR(1) NOT NULL,
SET2_S_W CHAR(1) NOT NULL,
SET3_S_W CHAR(1) NOT NULL,
SET4_S_W CHAR(1) NOT NULL,
;
.py says:
import re, string, sys
s_ora = re.compile('.*S_W.*')
lines = open(y.sql).readlines()
for i in range(len(lines)):
try:
if
Xah Lee wrote:
is there a syntax to comment out a block of code? i.e. like html's !--
comment --
or perhaps put a marker so that all lines from there on are ignored?
thanks.
The simplest way is to select the block of code in your editor and use the
'comment-region' command. If this
[EMAIL PROTECTED] wrote:
I find this response a bit dissappointing frankly. Open Source people
make
such a big deal about having lots of people being able to look at
source
code and from that discover security problems, thus making it somehow
making it better than proprietary source code.
Paul Rubin wrote:
Duncan Booth [EMAIL PROTECTED] writes:
In other words, I'm intrigued how you managed to come up with
something you consider to be a security issue with Python since
Python offers no security. Perhaps, without revealing the actual
issue in question, you could give an example
Chris Wright wrote:
1) I want to iterate over a list N at a time
sort of like:
# Two at a time... won't work, obviously
for a, b in [1,2,3,4]:
... print a,b
...
Try this:
l = [1, 2, 3, 4]
for a, b in zip(*[iter(l)]*2):
print a, b
zip(*[iter(seq)]*N) will group by N
Gabriel B. wrote:
Is it just me that can't find a full reference in the docs?
I wanted a list of all the methods of dict for example... where can i
find it?
Thanks, and sorry if this question is just dumb, i really can't find
it
If you want to find out about all the methods of dict
Joakim Storck wrote:
Is there any way that I can find the hash value of a class from an
instance?
You only had to post the question once. It seems a strange thing to want,
but just do:
hash(a.__class__)
--
http://mail.python.org/mailman/listinfo/python-list
Peter Hansen wrote:
Nemesis, please use the above recipe instead, as it makes
the more reasonable (IMHO) choice of checking for a HOME
environment variable before trying the expanduser(~)
approach. This covers folks like me who, though stuck
using Windows, despise the ridiculous Microsoft
Diez B. Roggisch wrote:
If you have more args, do this:
def test(self, *args):
return getattr(self, args[0])(*args[1:])
This would be cleaner written as:
def test(self, method, *args):
return getattr(self, method)(*args)
and for complete generality:
def test(self, method,
[EMAIL PROTECTED] wrote:
Try this:
def myfunc():
print helo
s = myfunc()
a = eval(s)
No, please don't try that. Good uses for eval are *very* rare, and this
isn't one of them.
Use the 'a = locals()[x]()' suggestion (or vars() instead of locals()), or
even better put all the
Miki Tebeka wrote:
IE: is there any special significance to the __ in this case.
http://docs.python.org/tut/tut.html
specifically section 9.6
Also Python Reference Manual, section 2.3.2 Reserved classes of identifiers
--
http://mail.python.org/mailman/listinfo/python-list
dody suria wijaya wrote:
I found this problem when trying to split a module into two.
Here's an example:
==
#Module a (a.py):
from b import *
class Main: pass
==
==
#Module b (b.py)
def How():
Main_instance = module_a.Main()
return
dody suria wijaya wrote:
import a inside b would not solve the problem, since there
are many module a and module b does not know beforehand
which module had imported it.
Ok, I understand now what you are trying to achieve, but there isn't any
concept relating a module back to the first
Ola Natvig wrote:
Does anyone know a good library for transfering non standard characters
to enity characters in html. I want characters like and to be
transformed to lt; and gt;. And the norwegian ø to oslash;
You could use cgi.escape to handle , , and and then use error handling
on
Brian van den Broek wrote:
Can it then be further (truly :-) ) said that
if False:
# thousands of lines of code here
would effect the structure of the function object's bytecode, but not
its behaviour when run? Or, at most, would cause a performance effect
due to the bytecode
John Leslie wrote:
I am converting a korn shell script to python and want to be able to
pass named arguments into python e.g -firstparam -secondparam
Can this be done?
See the module 'optparse'.
http://www.python.org/doc/current/lib/module-optparse.html
--
John Leslie wrote:
I am porting a script from Korn Shell to python and want to pass named
parameters like -JOB 123456 -DIR mydir
I can get it to work passing --JOB and --DIR but not -JOB and -DIR
Any ideas?
Unfortunately (for you), I think you will find most or all of the existing
ways
Nick Coghlan wrote:
I knew if/elif was a much better argument in favour of embedded
assignment than while loops are.
I know I'm going to regret posting this, but here is an alternative, very
hackish way to do all those things people keep asking for, like setting
variables in outer scopes
BOOGIEMAN wrote:
I've just finished reading Python turtorial for non-programmers
and I haven't found there anything about some usefull commands I used
in QBasic. First of all, what's Python command equivalent to QBasic's
goto ?
There isn't one. Why do you think you need this?
Secondly, how
Ilias Lazaridis wrote:
There is a OS-tool-chain supported on windows, cygwin.
this depends on cygwin.dll, which is GPL licensed
[or am I wrong?]
It is GPL licensed with an amendment which prevents the GPL spreading to
other open source software with which it is linked.
In accordance
Ilias Lazaridis wrote:
In accordance with section 10 of the GPL, Red Hat, Inc. permits
programs whose sources are distributed under a license that complies
with the Open Source definition to be linked with libcygwin.a without
libcygwin.a itself causing the resulting program to be covered by
Fredrik Lundh wrote:
in this case,
def __del__(self):
super(self.__class__, self).__del__()
should do the trick.
Only if nobody ever tries to subclass your class, and if they aren't going
to subclass it why bother to use super in the first place.
class Base(object):
def
Ola Natvig wrote:
def __del__(self):
There should be a super(self.__class__, self)._del__() here if I'm not
totaly wong, which could be the case here ;)
print Base.__del__
There was one, but for some reason you trimmed it out of your quote:
The original
Ola Natvig wrote:
Duncan Booth wrote:
class Base(object):
def __del__(self):
There should be a super(self.__class__, self)._del__() here if I'm not
totaly wong, which could be the case here ;)
print Base.__del__
Thanks to Brian Beck for pointing out I
John M. Gabriele wrote:
I've done some C++ and Java in the past, and have recently learned
a fair amount of Python. One thing I still really don't get though
is the difference between class methods and instance methods. I
guess I'll try to narrow it down to a few specific questions, but
any
news.sydney.pipenetworks.com wrote:
I'm not sure if this has been raised in the thread but I sure as heck
always convert my join arguments using str(). When does someone use
.join() and not want all arguments to be strings ? Any examples ?
This has already been raised, but maybe not in
Diez B. Roggisch wrote:
John wrote:
... hmm... bound methods get created each time you make
a call to an instance method via an instance of the given class?
No, they get created when you create an actual instance of an object.
So only at construction time. Creating them means taking the
Ron Adam wrote:
James Stroud wrote:
Here it goes with a little less overhead:
example snipped
But it's not a dictionary anymore so you can't use it in the same places
you would use a dictionary.
foo(**n)
Would raise an error.
So I couldn't do:
def foo(**kwds):
Tim Roberts wrote:
- Nestable Pascal-like comments (useful): (* ... *)
That's only meaningful in languages with begin-comment AND end-comment
delimiters. Python has only begin-comment. Effectively, you CAN nest
comments in Python:
I believe that the OP is mistaken. In standard Pascal
Tommytrojan wrote:
import string
import os
class T:
def __init__(self):
try:
print 'xxx nothing to do'
except ImportError:
print 'got an import error'
import os as string
print ' string module', string
t=T()
James Stroud wrote:
On Tuesday 25 October 2005 00:31, Duncan Booth wrote:
P.S. James, *please* could you avoid top-quoting
Were it not for Steve Holden's providing me with a link off the list,
I would have never known to what it is you are referring. I have read
some relevant literature
Grant Edwards wrote:
Uh, no. Isn't what we're doing here top-quoting? The quoted
stuff is at the top. Everything is in chronological order. I
think what you're referring to is top-posting.
Yes, Iain King already pointed this out.
--
http://mail.python.org/mailman/listinfo/python-list
Thomas Moore wrote:
I am confused at string identity test:
snip
Does that mean equality and identity is the same thing for strings?
Definitely not. What is actually happening is that certain string literals
get folded together at compile time to refer to the same string constant,
but you
Stanislaw Findeisen wrote:
(2) Does anybody have any idea (sample code?) on how to create a reparse
point (the simpler, the better) using Python?
The only sample code I've seen for creating reparse points is in c or c++
and its quite a messy operation. See
Nicolas Vigier wrote:
I have in my python script a function that look like this :
def my_function(arg1, arg2, opt1=0, opt2=1, opt3=42):
if type(arg1) is ListType:
for a in arg1:
my_function(a, arg2, opt1=opt1, opt2=opt2,
Tim Golden wrote:
[Dmytro Lesnyak]
I need to import some big data into Excel from my
Python script. I have TXT file (~7,5 Mb). I'm using
Pywin32 library for that, but if I first try to read
the TXT file and then save the values one by one like
xlBook.Sheets(sheet_name).Cells(i,j).Value =
Nicola Larosa wrote:
# use new-style classes, if there's no cogent reason to do otherwise
class A(object):
def __init__(self, n):
self.data = n
def f(self, x = None)
# do NOT use if not x !
if x is None:
print self.data
else:
Nicola Larosa wrote:
Using None might be problematic if None could be a valid argument.
That's like saying that NULL could be a significant value in SQL. In
Python, None *is* the empty, not significant value, and should
always be used as such. Specifically, never exchange None for
False.
Lawrence Oluyede wrote:
Il 2005-11-15, Ben Finney [EMAIL PROTECTED] ha
scritto:
Steve [EMAIL PROTECTED] wrote:
Does any one know if python has the ability to run a shutdown hook.
When the Python runtime system wants to exit, it raises a SystemExit
exception.
Catch that exception at the
Steven D'Aprano wrote:
I would like to see _marker put inside the class' scope. That prevents
somebody from the outside scope easily passing _marker as an argument
to instance.f. It also neatly encapsulates everything A needs within
A.
Surely that makes it easier for someone outside the
Steven D'Aprano wrote:
My philosophy is, any time you have an object that has a magic meaning
(e.g. as a sentinel), don't tempt your users to try to use it as if it
were an ordinary object.
In that case the simplest thing is to give _marker a more appropriate name
such as
Shi Mu wrote:
what does the following code mean? It is said to be used in the
calculation of the overlaid area size between two polygons.
map(lambda x:b.setdefault(x,[]),a)
Thanks!
Assuming b is a dict, it is roughly equivalent to the following (except
that the variables beginning with _
Daniel Schüle wrote:
I can offer you some more brain food to digest ;)
maybe you can adapt this solution, but that depends
on your problem
I find it clear and I used it recently
name, age, salary = name, age, salary
people = [
... {name:oliver, age:25, salary:1800},
... {name:mischa,
Magnus Lycka wrote:
Actually, I guess it's possible that sorted() is done so
that it works like below, but I don't think pre-sorted()
versions of Python support keyword arguments to list.sort()
anyway...
def sorted(l, *p, **kw): s=l[:];s.sort(*p, **kw);return s
One part you missed, sorted
metiu uitem wrote:
Say you have a flat list:
['a', 1, 'b', 2, 'c', 3]
How do you efficiently get
[['a', 1], ['b', 2], ['c', 3]]
That's funny, I thought your subject line said 'list of tuples'. I'll
answer the question in the subject rather than the question in the body:
aList = ['a', 1,
Bengt Richter wrote:
On Tue, 22 Nov 2005 13:26:45 +0100, Fredrik Lundh
[EMAIL PROTECTED] wrote:
Duncan Booth wrote:
it = iter(aList)
zip(it, it)
[('a', 1), ('b', 2), ('c', 3)]
snip
is relying on undefined behaviour perhaps the new black ?
Is it really undefined? If so, IMO it should
Neil Hodgson wrote:
Since no-one mentioned it and its a favourite of mine, you can use the
decorate-sort-undecorate method, or Schwartzian Transform
That is what the aforementioned key argument to sort is: a built-in
decorate-sort-undecorate.
And crucially it is a built-in DSU which
Christoph Zwerschke wrote:
Ok, I just did a little research an compared support for ordered dicts
in some other languages:
Just to add to your list:
In Javascript Object properties (often used as an associative array) are
defined as unordered although as IE seems to always store them in
Christoph Zwerschke wrote:
Duncan Booth schrieb:
In Javascript Object properties (often used as an associative array)
are defined as unordered although as IE seems to always store them in
the order of original insertion it wouldn't surprise me if there are
a lot of websites depending
Steve Holden wrote:
Interestingly, I just saw a thread over at TurboGears(or is it this
group, I forgot) about this multiple return issue and there are people
who religiously believe that a function can have only one exit point.
def f():
r = None
for i in range(20):
if i 10:
[EMAIL PROTECTED] wrote:
Consider a dictionary with one million items. The following operations
k = d.keys()
v = d.values()
creates two list objects, while
i = d.items()
creates just over one million objects. In your equivalent example,
Sorry. I lose you here. Could you
[EMAIL PROTECTED] wrote:
As for the (k,v) vs (v,k), I still don't think it is a good example. I
can always use index to access the tuple elements and most other
functions expect the first element to be the key. For example :
a=d.items()
do something about a
b = dict(a)
But using the
Steven D'Aprano wrote:
While outwardly they apear to offer a technique for making software
more reliable there are two shortcomings I'm leery of. First, no
verification program can verify itself;
That's not a problem if there exists a verification program A which
can't verify itself but
Steven D'Aprano wrote:
Since real source code verifiers make no such sweeping claims to
perfection (or at least if they do they are wrong to do so), there is
no such proof that they are impossible. By using more and more
elaborate checking algorithms, your verifier gets better at correctly
Antoon Pardon wrote:
So suppose I want a dictionary, where the keys are colours, represented
as RGB triplets of integers from 0 to 255. A number of things can be
checked by index-like methods.
e.g.
def iswhite(col):
return col.count(255) == 3
def primary(col):
return
Antoon Pardon wrote:
I'm sure I could come up with an other example where I would like
to have both some list method and use it as a dictionary key and
again people could start about that implementation having some
flaws and give better implementations.
I'm just illustrating that some
Antoon Pardon wrote:
def func(x):
... if x in [1,3,5,7,8]:
... print 'x is really odd'
...
dis.dis(func)
...
3 20 LOAD_FAST0 (x)
23 LOAD_CONST 2 (1)
26 LOAD_CONST 3 (3)
29
Antoon Pardon wrote:
No I gave an example, you would implement differently. But even
if you think my example is bad, that would make it a bad argument
for tuples having list methods. That is not the same as being
a good argument against tuples having list methods.
Tuples don't have list
Antoon Pardon wrote:
The question is, should we consider this a problem. Personnaly, I
see this as not very different from functions with a list as a default
argument. In that case we often have a list used as a constant too.
Yet python doesn't has a problem with mutating this list so that
wrote:
I have remarq that this problem is raised when I execute code in an
imported module (during importation)
I think I will be able to isolate it and have a simple sample soon
Meanwhile, try adding:
import math
to the top of TU_05_tools.py.
--
Peter Otten wrote:
Traceback (most recent call last):
File ../tu.py, line 21, in run_tu
execfile( filename )
File TU_05_010.py, line 8, in ?
import TU_05_tools
File ./TU_05_tools.py, line 4, in ?
f()
File ./TU_05_tools.py, line
Dan Bishop wrote:
Is there any place in the language that still requires tuples instead
of sequences, except for use as dictionary keys?
The % operator for strings. And in argument lists.
def __setitem__(self, (row, column), value):
...
Don't forget the exception specification in a
Mike Meyer wrote:
An object is compatible with an exception if it is either the object
that identifies the exception, or (for exceptions that are classes)
it is a base class of the exception, or it is a tuple containing an
item that is compatible with the exception.
Requiring a tuple here
[EMAIL PROTECTED] wrote:
I think I understand my problem, but first the sample code extracted to
my project.
Rq : it's an automatic run of unitary test, the names of unitary test
are parameter of main program imported file via the execfile
function (an usage of import instead may be a
Antoon Pardon wrote:
But lets just consider. Your above code could simply be rewritten
as follows.
res = list()
for i in range(10):
res.append(i*i)
I don't understand your point here? You want list() to create a new list
and [] to return the same (initially empty) list
Antoon Pardon wrote:
The left one is equivalent to:
__anon = []
def Foo(l):
...
Foo(__anon)
Foo(__anon)
So, why shouldn't:
res = []
for i in range(10):
res.append(i*i)
be equivallent to:
__anon = list()
...
res = __anon
for i in range(10):
Phd wrote:
I'm writing a regex related program that lets the user supplies the
regex definition. Is there an easy way to convert a string into a raw
string?
A raw string is a feature of the syntax of Python. Python gives you several
ways to write strings: single quoted, double quoted,
Paul Rubin wrote:
Well, as you can see, this idea leaves a lot of details not yet
thought out. But it's alluring enough that I thought I'd ask if
anyone else sees something to pursue here.
Have you looked at ZODB and ZEO? It does most of what you ask for, although
not necessarily in the
wrote:
Can anyone explain the behaviour of python when running this script?
def method(n, bits=[]):
... bits.append(n)
... print bits
...
method(1)
[1]
method(2)
[1, 2]
It's the same in python 1.5, 2.3 and 2.4 so it's not a bug. But I
expected the variable bits to be
Paul Rubin wrote:
I've never heard of any large sites being done in Python, with or
without scaling. By a large site I mean one that regularly gets 100
hits/sec or more. There are many sites like that out there. Those
are the ones that need to be concerned about scaling.
How exactly would
Gurpreet Sachdeva wrote:
Also the difference of time is not much...
How do we best optimize our task by using threads... please help...
For most tasks splitting the processing into separate threads will result
in an increase in the total time to complete the task. The only times when
it
Kartic wrote:
Looks like this is the documented outcome. You could alternatively try
setting a little XML-RPC app to invoke 'shutdown -s' on the remote PC
from your PC (e.g. using Twisted Python).
Or invoke 'shutdown -s -m \\machinename' on the local machine to shutdown a
remote machine.
Roy Smith wrote:
The best I've come up with is the following. Can anybody think of a
simplier way?
words = [foo, bar, baz, foo, bar, foo, baz]
# Eliminate the duplicates; probably use set() in Python 2.4
d = dict()
for w in words:
d[w] = w
if d.has_key
Nick Vargish wrote:
[EMAIL PROTECTED] writes:
Can somebody there to point me any good commercial applications
developed using python ?
Python is used in several games, including Temple of Elemental Evil
and the forthcoming Civilization 4. Humungous Games, which makes
software for
bob wrote:
i am trying to write a script for Xbox media center that will pull
information from the bbc news website and display the headlines , how
do i pull this info into a list???
Google for Python RSS reader and read some of the results.
http://effbot.org/zone/effnews.htm probably
harold fellermann wrote:
Python 2.4 (#1, Dec 30 2004, 08:00:10)
[GCC 3.3 20030304 (Apple Computer, Inc. build 1495)] on darwin
Type help, copyright, credits or license for more information.
class X : pass
...
attrname = attr
eval(X.%s = val % attrname , {X:X, val:5})
Traceback (most
Antoon Pardon wrote:
I know what happens, I would like to know, why they made this choice.
One could argue that the expression for the default argument belongs
to the code for the function and thus should be executed at call time.
Not at definion time. Just as other expressions in the
wrote:
In other words I am looking for a short version of the following:
pair=[mylist[0],f(mylist[0])]
for x in mylist[1:]:
if f(x) pair[1]:
pair=[x,f(x)]
this is already very short, what else you want? May be this :
max(((f(x), x) for x in mylist))
That is first
[EMAIL PROTECTED] wrote:
Thanks. In that case, would it be easier to understand(beside the
original iterative loop) if I use reduce and lambda ?
You could try putting them side by side and seeing which is easiest for
someone to understand:
reduce(lambda (mv,mx), (v,x): mv v and (mv,mx) or
Alex Martelli wrote:
Yep -- time tuples have also become pseudo-tuples (each element can be
accessed by name as well as by index) a while ago, and I believe there's
one more example besides stats and times (but I can't recall which one).
Apart from time and os.stat all the uses seem to be
Ben Finney wrote:
This works, so long as the foomodule is *not* in the path before the
appended '..' directory. When writing unit tests for a development
version of a package that is already installed at an older version in
the Python path, this fails: the unit tests are not importing the
Daniel Schüle wrote:
I am wondering if there were proposals or previous disscussions in this
NG considering using 'while' in comprehension lists
# pseudo code
i=2
lst=[i**=2 while i1000]
of course this could be easily rewritten into
i=2
lst=[]
while i1000:
i**=2
Daniel Schüle wrote:
hi,
[...]
# pseudo code
i=2
lst=[i**=2 while i1000]
of course this could be easily rewritten into
i=2
lst=[]
while i1000:
i**=2
lst.append(i)
Neither of these loops would terminate until memory is exhausted. Do
you have a use case for a 'while' in a
Steve Holden wrote:
lst=[i**=2 while i1000]
of course this could be easily rewritten into
i=2
lst=[]
while i1000:
i**=2
lst.append(i)
...
Don't you have an interpreter you could run the code in to verify that
it does indeed loop interminably? You seem to be assuming that the
Antoon Pardon wrote:
Will it ever be possible to write things like:
a = 4:9
for key, value in tree.items('alfa.': 'beta.'):
The first of these works fine, except you need to use the correct syntax:
a = slice(4,9)
range(10)[a]
[4, 5, 6, 7, 8]
The second also works fine, provide
Antoon Pardon asked:
If we have lst = range(10), we can write
lst[slice(3,7)]
instead of
lst[3:7]
Now my impression is that should we only have the upper notation, slices
would be less usefull, because it would make using them more cumbersome.
Quite right, but the syntax for
Antoon Pardon wrote:
If the user can write
for key in tree['a':'b']:
then he can write:
for key in tree['a':'b'].iteritems():
No he can't. tree['a':'b'] would provide a list
of keys that all start with an 'a'. Such a list
doesn't have an iteritems method. It wouldn't even
Antoon Pardon wrote:
In general I use slices over a tree because I only want to iterate
over a specific subdomain of the keys. I'm not iterested in make
a tree over the subdomain. Making such a subtree would be an
enormous waste of resources.
Probably not unless you have really large data
Brian Beck wrote:
Antoon Pardon wrote:
Will it ever be possible to write things like:
a = 4:9
I made a silly recipe to do something like this a while ago, not that
I'd recommend using it. But I also think it wouldn't be too far-fetched
to allow slice creation using a syntax like the
[EMAIL PROTECTED] wrote:
I am using python2.4 and the following code throws a status variable
not found in the inner-most function, even when I try to global it.
def collect(fields, reducer):
def rule(record):
status = True
def _(x, y):
cstat = reducer(x,
[EMAIL PROTECTED] wrote:
reducer does have no side effects so I suppose short-circuting it would
be the best thing. I think the only thing about the last example is
that it starts things off with a zero. I think that would boink it.
In that case, and assuming that fields contains at least one
wrote:
if the purpose of the return value is to indicate a Boolean rather than
an arbitrary integer.
True, but if that is the only reason, Two built-in value of
True/False(0/1) serves the need which is what is now(well sort of). Why
have seperate types and distinguish them ?
True == 1
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