by: Alex |
last post by:
I would greatly appreciate an advice on the following matter that was
very much discussed circa 2002 but in all this discussion I could not
find the final answer with a code example. Neither I can...
|
by: Alex |
last post by:
I have a serious problem and I hope there is some solution. It is
easier to illustrate with a simple code:
>>> class Parent(object):
__slots__=
def __init__(self, a, b):
self.A=a; self.B=b...
|
by: George Sakkis |
last post by:
Hi all,
I have a few questions on object introspection of builtins and
extension modules. Here's an example:
>>> from datetime import date
>>> d=date(2003,1,23)
>>> d.__dict__
Traceback...
|
by: Ewald R. de Wit |
last post by:
I'm running into a something unexpected for a new-style class
that has both a class attribute and __slots__ defined. If the
name of the class attribute also exists in __slots__, Python
throws an...
|
by: Samuel M. Smith |
last post by:
I have been playing around with a subclass of dict wrt a recipe for
setting dict items using attribute syntax.
The dict class has some read only attributes that generate an
exception if I try to...
|
by: redefined.horizons |
last post by:
I've been reading about Python Classes, and I'm a little confused about
how Python stores the state of an object. I was hoping for some help.
I realize that you can't create an empty place holder...
|
by: Frank Millman |
last post by:
Hi all
I have a small problem. I have come up with a solution, but I don't
know if it is a) safe, and b) optimal.
I have a class with a number of attributes, but for various reasons I
cannot...
|
by: JL |
last post by:
Hello,
I am trying to pickle an object, and I get:
TypeError: a class that defines __slots__ without defining
__getstate__ cannot be pickled
I didn't find __slots__ in the object or the...
|
by: King |
last post by:
I am new to python and getting into classes. Here I am trying to
create subtype of built in types with some additional attributes and
function. 'Attributes' is the main class and holds all the...
|
by: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
|
by: nemocccc |
last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
|
by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
|
by: Hystou |
last post by:
There are some requirements for setting up RAID:
1. The motherboard and BIOS support RAID configuration.
2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
|
by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers,...
|
by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
|
by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
|
by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
|
by: isladogs |
last post by:
The next Access Europe User Group meeting will be on Wednesday 1 May 2024 starting at 18:00 UK time (6PM UTC+1) and finishing by 19:30 (7.30PM).
In this session, we are pleased to welcome a new...
|
