by: simon place |
last post by:
Removing __slots__
~~~~~~~~~~~~~~~~~~~
To do this nicely requires the renaming of __dict__ to, say,
__attribs__ , ( since dict is unnecessarily unspecific, this seem like a
small improvement...
|
by: anabell |
last post by:
I have a code like this:
sqlString = 'INSERT INTO ' + self.TableName + ' VALUES (' + self.TableFields + ')'
self.cursor.execute(sqlString, self.__dict__)
This works correctly. However, I'm...
|
by: flori |
last post by:
i try to greate somthing like this
class ca(object): __slots__ = ("a",)
class cb(ca): __slots__ = ("a","b")
class cc(ca): __slots__ = ("a","c")
class cd(cb,cc): __slots__ = ("a","b","c","d")
...
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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: 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: Don Taylor |
last post by:
Hi:
I am puzzled about the following piece of code which attempts to create
a class that can be used as record or struct with a limited set of
allowed attributes that can be set into an instance...
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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: 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...
|
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...
|
by: jsanshef |
last post by:
Hi,
after a couple of days of script debugging, I kind of found that some
assumptions I was doing about the memory complexity of my classes are
not true. I decided to do a simple script to...
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by: taylorcarr |
last post by:
A Canon printer is a smart device known for being advanced, efficient, and reliable. It is designed for home, office, and hybrid workspace use and can also be used for a variety of purposes. However,...
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by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
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by: aa123db |
last post by:
Variable and constants
Use var or let for variables and const fror constants.
Var foo ='bar';
Let foo ='bar';const baz ='bar';
Functions
function $name$ ($parameters$) {
}
...
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by: ryjfgjl |
last post by:
If we have dozens or hundreds of excel to import into the database, if we use the excel import function provided by database editors such as navicat, it will be extremely tedious and time-consuming...
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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...
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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...
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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: Hystou |
last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
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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...
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