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by: Jean Brouwers |
last post by:
Classes using __slots__ seem to be quite a bit smaller and faster
to instantiate than regular Python classes using __dict__.
Below are the results for the __slots__ and __dict__ version of a...
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by: Nick Jacobson |
last post by:
The __slots__ attribute of new-style classes can reduce memory usage
when there are millions of instantiations of a class.
So would a __slots__ attribute for functions/methods have a similar...
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by: Porky Pig Jr |
last post by:
Hello, I"m still learning Python, but going through the Ch 5 OOP of
Nutshell book. There is discussion on __slots__, and my understanding
from reading this section is that if I have a class...
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by: dan.j.weber |
last post by:
I see some programs declaring the names of class variables in
"__slots__". I've looked this up and the docs say something about old
and new style classes, whatever that means. Can someone give me a...
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by: Schüle Daniel |
last post by:
Hello,
consider this code
>>> class A(object):
.... def __init__(self):
.... self.a = 1
.... self.b = 2
....
>>> class B(A):
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by: David Isaac |
last post by:
1. "Without a __dict__ variable,
instances cannot be assigned new variables not listed in the __slots__
definition."
So this seemed an interesting restriction to impose in some instances,
but...
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by: pascal.parent |
last post by:
Hi,
I try to define a (new-style) class who:
- have a __slots__ defined to be strict attributes,
- return None if the attribute is 'ok' but not set, or raise a 'normal'
error if the attribute...
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by: John Machin |
last post by:
I have stumbled across some class definitions which include all/most
method names in a __slots__ "declaration". A cut-down and disguised
example appears at the end of this posting.
Never mind...
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by: Licheng Fang |
last post by:
Python is supposed to be readable, but after programming in Python for
a while I find my Python programs can be more obfuscated than their C/C
++ counterparts sometimes. Part of the reason is that...
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by: marktang |
last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
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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,...
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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...
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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...
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by: conductexam |
last post by:
I have .net C# application in which I am extracting data from word file and save it in database particularly. To store word all data as it is I am converting the whole word file firstly in HTML and...
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by: TSSRALBI |
last post by:
Hello
I'm a network technician in training and I need your help.
I am currently learning how to create and manage the different types of VPNs and I have a question about LAN-to-LAN VPNs.
The...
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by: adsilva |
last post by:
A Windows Forms form does not have the event Unload, like VB6. What one acts like?
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by: 6302768590 |
last post by:
Hai team
i want code for transfer the data from one system to another through IP address by using C# our system has to for every 5mins then we have to update the data what the data is updated ...
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by: bsmnconsultancy |
last post by:
In today's digital era, a well-designed website is crucial for businesses looking to succeed. Whether you're a small business owner or a large corporation in Toronto, having a strong online presence...
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