/
--
Gregory Ewing
greg.ew...@canterbury.ac.nz
http://www.cosc.canterbury.ac.nz/greg.ewing/
--
http://mail.python.org/mailman/listinfo/python-announce-list
Support the Python Software Foundation:
http://www.python.org/psf/donations/
Pyrex 0.9.9 is now available:
http://www.cosc.canterbury.ac.nz/greg.ewing/python/Pyrex/
Highlights of this release:
* Some facilities for interfacing with C++ code have been
added.
* Changes have been made to the semantics of exception
catching to improve efficiency.
* Preparation is
PyGUI 2.3 is available:
http://www.cosc.canterbury.ac.nz/greg.ewing/python_gui/
This version works on Snow Leopard with PyObjC 2.3.
What is PyGUI?
--
PyGUI is a cross-platform GUI toolkit designed to be lightweight
and have a highly Pythonic API.
--
Gregory Ewing
greg.ew
Registrations are now open for the Sixth Pyggy Awards. Judging will be from
17-31 July 2011.
http://pyggy.pyweek.org/
This time, entry is open to any Python-based game, not just PyWeek games, and
not just games developed during PyWeek or Pyggy. So if you've had a Python game
project on the
PyGUI 2.5.1 is available:
http://www.cosc.canterbury.ac.nz/greg.ewing/python_gui/
Minor update to fix missing distutils_extensions.py file.
What is PyGUI?
--
PyGUI is a cross-platform GUI toolkit designed to be lightweight
and have a highly Pythonic API.
--
Gregory Ewing
Steven D'Aprano wrote:
I don't know what the state of the art on Mac is
these days, but in 1984s Macs had a standard keyboard layout that let you
enter most available characters via the keyboard, using sensible
mnemonics. E.g. on a US keyboard layout, you could get ≠ by holding down
the
Jason R. Coombs wrote:
In other words, paths without a drive letter are reported as absolute,
but treated as relative, except in a few special cases.
It's not clear what the result ought to be here, since
Windows drive-relative paths don't really fit into the
unix absolute/relative dichotomy.
Steven D'Aprano wrote:
On Wed, 18 Nov 2009 18:47:34 -0800, Chris Rebert wrote:
Accessor methods are not Pythonic.
Accessor methods are *usually* not Pythonic, at least not the way they
are commonly used in Java.
To elaborate, accessor methods that *only* read and write
another, ordinary
/
--
Gregory Ewing
greg.ew...@canterbury.ac.nz
http://www.cosc.canterbury.ac.nz/greg.ewing/
--
http://mail.python.org/mailman/listinfo/python-list
Dennis Lee Bieber wrote:
I apparently thought for ... in dictionary would return (key,
value) pairs, but it appears that it only returns the key itself -- and
a single key can't be unpacked.
Misleading error... too many /targets/ to unpack...
My guess is that the keys are
rudra wrote:
0.0 0.0 0.1
0.0 0.1 0.1
0.1 0.0 0.5
like that! the first two column are coordinate and 3rd one is
magnitude of moment (say: x y,m)!! so what i want to do is draw an
arrow of magnitude(m) in the position (x,y).
There seems to be some information missing there.
How do you know
Steve Howell wrote:
My objection to the interface you describe is that Node defines the
type of operations that can be done to it by third-party code, which
is something that I cannot predict
I think you have the right idea with a mapping from node
classes to implementations of operations,
On Nov 21, 11:20 am, John Roth johnro...@gmail.com wrote:
Go is simply C with most (but not all) of the warts
removed and some more modern features added.
Syntax-wise, I find myself disappointed that they didn't
do as good a job of removing the warts as they could
have.
For example, there
Steve Howell wrote:
If you are
going to couple character sets to their legacy physical
implementations, you should also have a special extra character to dot
your i's and cross your t's.
No, no, no. For that device you need to output a series
of motion vectors for the scribing point. Plus
Terry Reedy wrote:
Having it mirrored to news.gmane,org, if you have not yet, like other
python.org lists, would make it easier to follow or join. Perhaps it
will happen automatically, I do not know.
I don't think it's automatic. I've submitted a request to
gmane to have it added and I'm
Robert Kern wrote:
The easier it is to write *a* parser/analyzer for the
language in any other programming language, the more tools you will get
for a broader range of runtime environments, particularly constrained
environments like editors that may not be extensible at all.
Seems to me that
Joshua Bronson wrote:
So I'm
thinking of renaming the class injectivedict or idict instead of
bijection. Is that crazy?)
I think you'd be better off calling it something more
down-to-earth such as bidict (bidirectional dictionary).
That way people without an advanced degree in mathematics
have
n00m wrote:
I can't understand why we can get __name__, but not __dict__,
on the module level?
For much the same reason that you can see your own
feet but (unless you look in a mirror) you can't
see your own eyes.
--
Greg
--
http://mail.python.org/mailman/listinfo/python-list
On Wed, 25 Nov 2009 20:44:36 -0600, The Music Guy
music...@alphaios.net declaimed the following in
gmane.comp.python.general:
I just posted to my blog about a feature that I'd like to see added to
Python.
http://alphaios.blogspot.com/2009/11/python-string-inferred-names-working.html
I don't
The Music Guy wrote:
As for it not being useful enough to justify new syntax, well, I think
Ben showed pretty well that it actually is. Approximately 600 uses of
the get*r functions were used in the Python 2.5 standard library
alone.
The standard library isn't necessarily representative of
Daniel Dalton wrote:
what function/module should
I use to figure out what tty my program was invoked from?
Here's one way:
% python
Python 2.5 (r25:51908, Apr 8 2007, 22:22:18)
[GCC 3.3 20030304 (Apple Computer, Inc. build 1809)] on darwin
Type help, copyright, credits or license for more
Esmail wrote:
Wow .. never heard of Concatenative_languages languages before or the
distinction you make. Your distinction explains the behavior, but I
find it somewhat counter-intuitive.
You shouldn't find it any more surprising than the fact that
a = 2 + 3
print a * 5
gives a
Daniel Dalton wrote:
I can't find a reliable way to
determine the current console number with python or any bash tool. When
I say console number, I mean the actual console number, not screen
window or device it is sending to or whatever.
You may be able to tell by looking at the DISPLAY
exar...@twistedmatrix.com wrote:
Which is unfortunate, because it's not that hard to get StopIteration
without explicitly raising it yourself and this behavior makes it
difficult to debug such situations.
It might not be hard if you set out to do it, but in
my experience it's pretty rare to
Terry Reedy wrote:
So it would be
MUCH more useful if that notation created a range object.
for i in [1:n]: ...
So I would oppose the slice proposal in favor of a range proposal.
Another possibility would be to unify range and slice
objects so that they're actually the same thing. Then
the
MRAB wrote:
Regular expressions and replacement strings have their own escaping
mechanism, which also uses backslashes.
This seems like a misfeature to me. It makes sense for
a regular expression to give special meanings to backslash
sequences, because it's a sublanguage with its own syntax.
MRAB wrote:
In simple cases you might be replacing with the same string every time,
but other cases you might want the replacement to contain substrings
captured by the regex.
But you can give it a function that has access to the
match object and can produce whatever replacement string
it
Steve Holden wrote:
Can anyone think of a simple way work around this issue by overriding
__builtins__.input() with a function that calls input() and then returns
an rstrip()ped version of the input string? I though of setting a
PYTHONSTARTUP environment variable, but that only affects
Terry Reedy wrote:
On the other hand, Python indexes are a form of
random access iterator, the top of the hierarchy.
The term random access iterator seems oxymoronic to
me. Iteration is all about operating on things in
sequence. If you're accessing elements arbitrarily,
then you're not
Albert van der Horst wrote:
An important feature that is not documented is a severe defect.
This isn't something that I would expect to find documented
under the heading of generator expressions, because it doesn't
have anything to do with them. It's an interaction between
the iterator
Mensanator wrote:
Really? Does that mean you don't use literals, to save the time
required to convert them to integers?
I think all he means is that when he *does* use a named
constant, he spells it in lower case rather than upper
case, e.g. 'twopi' rather than 'TWOPI'.
I don't think there's
Lie Ryan wrote:
If you don't care about repeatability (which is already extremely
difficult in parallel processing even without random number generators),
you can just start two PRNG at two distinct states (and probably from
two different algorithms)
There's no need for different
Carl Banks wrote:
I don't remember if the idea of modifying open to accept path
objects came up.
It wouldn't just be open() that people would want modified --
it would be every other function that takes a pathname as
well.
I seem to recall another point of contention was whether
path objects
Tim Chase wrote:
I prefer the strength of Triple ROT-13 for my obfuscation needs, but I
don't see it listed here.
That's old hat -- with the advent of 3GHz cpus and GPGPU, all the
experts are recommending quadruple ROT-128 nowadays.
--
Greg
--
Christian Heimes wrote:
A much, much stronger version of the
principles behind Vigenère was used in the German Enigma machine.
Because the algorithm was still not good enought some clever guy called
Turing and his team was able to crack the enigma.
Actually I gather it had a lot to do with the
Daniel Fetchinson wrote:
It also turned out that everybody mostly writes his/her
own obfuscation routine.
Hey, it gives you the additional advantage of obfuscation
by obscurity!
--
Greg
--
http://mail.python.org/mailman/listinfo/python-list
Steven D'Aprano wrote:
Python's calling convention already has an well-established name,
established over thirty years ago by the distinguished computer scientist
Barbara Liskov, namely call-by-sharing.
And she was mistaken in thinking it needed a new name.
--
Greg
--
Antoine Pitrou wrote:
It's just that assignment (=) means a different thing in Python than in
non-object languages (or fake-object languages such as C++ or PHP): it
rebinds instead of mutating in-place. If it mutated, you wouldn't have
the AssertionError.
It doesn't really have anything to
John Nagle wrote:
One way to implement locking is something like this:
Mutable objects have a reference count field, a lock field,
and an owner field. Initially, the owner of an object is its thread.
If an object's only reference is a field of a synchronized object, the
owner is the
Steve Howell wrote:
Python may not support the broadest notion of anonymous functions, but
it definitely has anonymous blocks. You can write this in Python:
for i in range(10):
print i
print i * i
print i * i * i
There's a clear difference between this and a Ruby
Steven D'Aprano wrote:
On Sat, 20 Feb 2010 22:31:44 -0800, Carl Banks wrote:
The one place where Python does have references is when accessing
variables in an enclosing scope (not counting module-level).
What makes you say that?
I think Carl is talking about cells, which *are* actually
lallous wrote:
If the base defines the method and it was empty, then my C++ code
would still call the function. This is not optimal because I don't
want to go from C++ to Python if the _derived_ class does not
implement the cb.
I would simply not implement the method at all in the base
class.
W. Martin Borgert wrote:
def myeval(untrustedinput):
return eval(untrustedinput, {__builtins__: None},
{ abs: abs, sin: math.sin })
Is it possible to define functions or import modules from the
untrusted input string?
This is NOT safe as it stands. It still isn't safe
Steven D'Aprano wrote:
Not that I don't believe you (I do!) but could you demonstrate for the
record?
I posted a demonstration of this earlier in this thread. The
key thing is the __subclasses__() method of a class. You can
start with any object, work your way up the base class chain
to
Ulrich Eckhardt wrote:
so why not:
while expression as name:
...
and also:
if expression as name:
...
This sort of thing has been suggested repeatedly in the
past, and it's always been rejected. That's not likely to
change. Look up the past threads for the reasons why.
--
Luis M. González wrote:
I still don't understand why is it a bad idea in the case of
globals().
This is the only way I know to define variables programatically in the
top-level namespace, without having to do it manually one by one.
The point is that creating variables whose names are
Lawrence D'Oliveiro wrote:
And then there’s caching. Modern CPUs owe most of their speed to assumptions
that programs will obey locality of reference. Pointer-chasing is a cache-
hostile activity.
Another thing to consider is the rate at which garbage is
created. Java's fundamental types
darnzen wrote:
Well, I got around this mess by putting all those static callbacks
into a separate module in a new class. I set them up to call a bound
method of that class which passes the arguments to the appropriate
bound methods of other class instances. I just have to keep a little
dict of
Mel wrote:
You could think of it as a not bad use of the design principle Clear The
Simple Stuff Out Of The Way First. Destinations are commonly a lot simpler
than sources
That's not usually true in assembly languages, though,
where the source and destination are both very restricted
and
Steven D'Aprano wrote:
def pinned_gaussian(a, b, mu, sigma):
Return a Gaussian random number pinned to [a, b].
return min(b, max(a, random.gauss(mu, sigma)))
def truncated_gauss(a, b, mu, sigma):
Return a random number from a truncated Gaussian distribution.
while 1:
x =
MRAB wrote:
BTW, the first programming I did was in hexadecimal (C4xx was LDI xx).
Hey, a SC/MP! That was my first programming language,
too. What sort of machine was it in?
--
Greg
--
http://mail.python.org/mailman/listinfo/python-list
Grant Edwards wrote:
Just a mediocre copy of the CP/M filesystem, which was in turn
copied from DEC's RSTS or RSX.
It was actually an improvement over CP/M's file
system. CP/M didn't have hierarchical directories
or timestamps and recorded file sizes in 128-byte
blocks rather than bytes.
--
Ben Finney wrote:
Just as customers should demand both that a building be built to do its
job well, *and* that its architectural plans meet measurable, testable
industry standards of quality for independent re-use at some
indeterminate later date.
A problem is that it's very hard to come up
MRAB wrote:
I suppose it depends on the complexity of the data structure. A dict's
methods are threadsafe, for example, but if you have a data structure
where access leads to multiple method calls then collectively they need
a lock.
It also depends on the nature of the objects being used
as
Alf P. Steinbach wrote:
* Tracubik:
iterations=0;
count=0;
REPEAT;
iterations = iterations+1;
...
IF (genericCondition) THEN count=count+1;
...
CASE count OF:
1: m = 1
2: m = 10
3: m = 100
Uhm, is this syntactically valid Pascal? As I recall, every Pascal
In article xns9d28186af890cfdnbgui7uhu5h8hrn...@127.0.0.1,
Giorgos Tzampanakis g...@hw.ac.uk wrote:
I'm implementing a CPU that will run on an FPGA. I want to have a
(dead) simple assembler that will generate the machine code for
me. I want to use Python for that. Are there any libraries that
MRAB wrote:
Mk14 from Science of Cambridge, a kit with hex keypad and 7-segment
display, which I had to solder together, and also make my own power
supply. I had the extra RAM and the I/O chip, so that's 256B (including
the memory used by the monitor) + 256B additional RAM + 128B more in the
D'Arcy J.M. Cain wrote:
And that is why text files in MS-DOS and CP/M before it end with ^Z.
They needed a way to tell where the end of the information was. Why
they used ^Z (SUB - Substitute) instead of ^C (ETX - End of TeXt) or
even ^D (EOT - End Of Transmission) is anyone's guess.
Well,
Richard Brodie wrote:
It goes back to ancient PDP operating systems, so may well
predate Unix, depending which exact OS was the first to use it.
Yes, I think it was used in RT-11, which also had
block-oriented disk files.
There were two kinds of devices in RT-11, character
and block, and the
Steve Holden wrote:
Puts me in mind of Mario Wolczko's early attempts to implement SmallTalk
on a VAX 11/750. The only bitmapped display we had available was a Three
Rivers PERQ, connected by a 9600bps serial line. We left it running at
seven o'clock one evening, and by nine am the next day it
D'Arcy J.M. Cain wrote:
Did you ever play Star Trek with sound effects?
Not on that machine, but I played a version on an Apple II
that had normal speaker-generated sounds. I can still
remember the sound that a photon torpedo (a # character IIRC)
made as it lurched its way drunkenly across
Steven D'Aprano wrote:
True, but one can look at best practice, or even standard practice.
For Python coders, using docstrings is standard practice if not best
practice. Using strings as comments is not.
In that particular case, yes, it would be possible to
objectively examine the code and
Roy Smith wrote:
The idea is I want to put in the beginning of the module:
declare('XYZ_FOO', 0, The foo property)
declare('XYZ_BAR', 1, The bar property)
declare('XYZ_BAZ', 2, reserved for future use)
Okay, that seems like a passable excuse.
One thing to watch out for is that if your
Floris Bruynooghe wrote:
I was just wondering if
other people ever missed the q.put_at_front_of_queue() method or if
it is just me.
Sounds like you don't want a queue, but a stack. Or
maybe a double-ended queue.
--
Greg
--
http://mail.python.org/mailman/listinfo/python-list
Peter Otten wrote:
Something must be wrong with me today because I find the Pascal code /more/
readable...
Actually I don't find either of them very readable. The
control flow is pretty convoluted either way. It might
be better if it used real-life variable and function
names to give some
Peter Billam wrote:
A very important thing about CPAN modules is the consistent
basic install method: perl Makefile.PL ; make ; make install
Well, we more or less have that with Python, too:
python setup.py install
It may not always work smoothly, but it's the
one obvious thing to try
Paul Rubin wrote:
ReST was another solution in search of a problem.
I think the basic idea behind ReST is quite good, i.e.
understanding as markup various typographical conventions
that make sense in plain text, such as underlined
headings, bullets, numbered paragraphs.
Unfortunately it went
Duncan Booth wrote:
Did I mention that bigtable doesn't require you to have the same
columns in every record? The main use of bigtable (outside of Google's
internal use) is Google App Engine and that apparently uses one table.
Not one table per application, one table total. It's a big table.
mk wrote:
Or I could make my life simpler and use global variable. :-)
Indeed. You actually *have* a global variable already, you've
just hidden it inside another object. That doesn't make it any
less global, though.
If you want to defer creation of the object until the first
time it's used,
Francesco Bochicchio wrote:
Python file objects have a method fileno() whic returns the 'C file
descriptor', i.e. the number used by low level IO in python as well as
in C.
I would use this as interface between python and C and then in the C
function using fdopen to get a FILE * for an already
Steven D'Aprano wrote:
(a) Can we objectively judge the goodness of code, or is it subjective?
(b) Is goodness of code quantitative, or is it qualitative?
Yes, I'm not really talking about numeric vs. non-numeric,
but objective vs. subjective. The measurement doesn't have
to yield a numeric
Steven D'Aprano wrote:
I use footnotes all the time[1] in plain text documents and emails. I
don't think there's anything bizarre about it at all.
It's not the use of footnotes I'm talking about, it's
the cryptic character sequences used to mark them up
in ReST. Nobody would come up with them
MRAB wrote:
By the standards of just a few years later, that's not so much a
microcomputer as a nanocomputer!
Although not quite as nano as another design published
in EA a couple of years earlier, the EDUC-8:
http://www.sworld.com.au/steven/educ-8/
It had a *maximum* of 256 bytes -- due
I think the important difference between None and booleans
wrt singleton behaviour is that things are often compared
with None using is, so it's quite important that there
only be one instance of NoneType around, and it makes
sense not to give people the false impression that they
can create
Steven D'Aprano wrote:
While Doubleton or even Tripleton sound cute, once you get to large
counts it all starts getting ugly and horrible. Polyton? Blah.
Tupleton?
--
Greg
--
http://mail.python.org/mailman/listinfo/python-list
Given some known data/crc pairs, how feasible is it to
figure out the polynomial being used to generate the crc?
In the case I'm looking at, it appears that the crc
size may be at least 24 bits, so just trying all possible
polynomials probably isn't doable.
An article I found hints at the
Steven D'Aprano wrote:
Can you just ask the application developer what CRC is being used? Or
look at the source code? Disassemble the binary?
There's no source, and the binary is enormous. I could ask,
but I wouldn't hold out much hope of them being willing to
tell me.
it appears that the
Dave Angel wrote:
If you know so little about the
value, how do you even know it's a CRC ? Could it be a ones-complement
sum, such as used in Ethernet?
I'm going by the fact that the application reports a
CRC mismatch when it's wrong. I can't be sure that what
it calls a CRC is really a true
Raymond Hettinger wrote:
Instead the choice was to implement the four methods as
multiset operations. As such, they need to correspond
to regular set operations.
Seems to me you're trying to make one data type do the
work of two, and ending up with something inconsistent.
I think you should
Dave Angel wrote:
If you assume it's done in a single pass, and you know which byte is the
end of the buffer, I'd think you could learn a lot by just tweaking that
last byte.
I'm sure I would, but unfortunately I can't control the
last byte. The bytes that I can influence are some distance
Steve Howell wrote:
Hi Greg. I would at least flip one bit at a time on the first byte of
your data to see if the transformation is bitwise.
I'm actually making good progress on this -- it turns out
there *is* a way of deducing the polynomial by looking at
the effect of single-bit flips.
Lawrence D'Oliveiro wrote:
They could be using a strong cryptographic hash and truncating it to 16 bits
or something.
In which case you’ve got your work cut out for you...
Nope, I've determined that it's actually a pretty standard
CRC, and it's even using one of the standard polynomials,
Stephen Hansen wrote:
There's very little you can do with pywin32 that you can't do with
ctypes.
Except, apparently, use it from another module in the stdlib. :-(
--
Greg
--
http://mail.python.org/mailman/listinfo/python-list
Steven D'Aprano wrote:
This
reminds me of time-travellers suffering from time lag in the wonderful
novel To Say Nothing Of The Dog by Connie Willis.
One of the many excellent reasons why Guido keeps tight
control over the keys to his time machine. Time-lagged
joyriding teenagers careening
Terry Reedy wrote:
Would it be possible to write a program that converts a module that uses
ctypes to interface to a dll to a corresponding C extension program that
would compile to a drop in replacement extension module?
Probably, but I don't see how that could be done automatically
in a
On Jun 12, 6:05 pm, Stephen Hansen me+list/pyt...@ixokai.io wrote:
A programming goof, oversight or unexpected event causes an exception.
It doesn't cause a buffer overflow.
The important thing here isn't so much the exception as
the *traceback*.
When you've been programming in Python for a
lkcl wrote:
* in neither gtk nor qt does there exist an auto-layout widget
that's equivalent to putting some span / DOM objects into a div /,
to flow widgets that wrap around.
You essentially seem to be complaining here that pqyqt and
pygtk are not HTML. They have their own auto-layout
Stephen Hansen wrote:
Its one thing for Python to make available foot-shooting tools(this is
good! I love ctypes, with care) for the developer, its another thing
entirely for it to shoot at the ground in the normal course of its
operation and hope it doesn't blow off any big toes. :)
I would
Stephen Hansen wrote:
unless I've been long mistaken in pack not
having a proportional option. A combination of fill/expand and
anchor do most of everything else, though, that wx's flags and
alignment options.
It's a while since I used tkinter, but if I recall correctly,
the grid manager does
Monte Milanuk wrote:
Opening Adobe Reader as a sort of 'print preview' might be a workable
solution.
Or if you think Acrobat Reader sucks too much, Foxit Reader
is a nice, lightweight alternative:
http://www.foxitsoftware.com/pdf/reader/reader3.php
--
Greg
--
Steven D'Aprano wrote:
I assume the one you're talking about is Behaviour Driven
Development. Wikipedia defines it as:
BDD is a second-generation, outside-in, pull-based,
multiple-stakeholder, multiple-scale, high-automation,
agile methodology. It describes a cycle of
Thomas Jollans wrote:
Everything is an object in both languages, or so they say.
That's really a meaningless statement, because it depends on
what you count as a thing. But there is at least one thing
that is an object in Python but not in Ruby. There are no
stand-alone functions in Ruby, or
Jean-Michel Pichavant wrote:
(that makes me think that Perl should be renamed as it
outrageously share the same 1st character with Python).
+1. I suggest CalcifiedMolluscSecretion. The very awkwardness
of that name will doom the language to the obscurity that it
deserves relative to the One
Tim Daneliuk wrote:
If 'includefile' contains one or more path separator characters,
ignore 'FOOPATH'.
Are you sure that's exactly what you want? Usually with
such things the distinction is absolute vs. relative,
not whether there is more than one pathname component.
E.g. in a C file,
Carl Banks wrote:
Indeed, strncpy does not copy that final NUL if it's at or beyond the
nth element. Probably the most mind-bogglingly stupid thing about the
standard C library, which has lots of mind-boggling stupidity.
I don't think it was as stupid as that back when C was
designed. Every
WANG Cong wrote:
If you think setattr() is as ordinary as a trivial assignment, I will
argue with you, this is personal taste.
To my way of thinking, getattr() and setattr() are the
fundamental way of accessing attributes in Python. The
dot notation is just syntactic sugar for the
WANG Cong wrote:
Yeah, my point is why setattr() for dynamic attributes while assignments
for static attributes?
I think there may be a misunderstanding here. You seem to
be thinking of dynamic attribute vs. static attribute
as the distinction between creating a new attribute and
modifying an
WANG Cong wrote:
When I talked about OOP, it is general OOP, not related with
any concrete programming languages.
There isn't really any such thing, though. There is no
universally agreed set of features that a language must
have in order to be considered OOP.
Arguments of the form Language
WANG Cong wrote:
However, I think setattr() is a builtin function, using it exposes the
*magic* of metaprogramming (or class-programming, if more correct) at a
first glance.
But, in Python, creating instance variables is *not*
class-programming. It doesn't touch the class at all.
In many OO
Bruno Desthuilliers wrote:
kedra marbun a écrit :
if we limit our discussion to py:
why __{get|set|delete}__ don't receive the 'name' 'class' from
__{getattribute|{set|del}attr}__
'name' is the name that is searched
While it would have been technically possible, I fail to imagine any use
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