by: Robin Cull |
last post by:
Imagine I have a dict looking something like this:
myDict = {"key 1": , "key
2": , "key 3": ,
"key 4": }
That is, a set of keys which have a variable length list of associated
values after...
|
by: bearophileHUGS |
last post by:
I'm frequently using Py2.4 sets, I find them quite useful, and I like
them, even if they seem a little slower than dicts. Sets also need the
same memory of dicts (can they be made to use less...
|
by: Marcio Rosa da Silva |
last post by:
Hi!
In dictionaries, unlinke lists, it doesn't matter the order one inserts
the contents, elements are stored using its own rules.
Ex:
>>> d = {3: 4, 1: 2}
>>> d
{1: 2, 3: 4}
|
by: andrea |
last post by:
I was thinking to code the huffman algorithm and trying to compress
something with it, but I've got a problem.
How can I represent for example a char with only 3 bits??
I had a look to the...
|
by: David Rasmussen |
last post by:
If I have a collection of dicts like:
john = {'id': 1, 'name': "John Cleese", 'year': 1939}
graham = {'id': 2, 'name': "Graham Chapman", 'year': 1941}
I could store all of them in a list. But...
|
by: aking |
last post by:
Dear Python people,
im a newbie to python and here...so hello!
Im trying to iterate through values in a dictionary so i can find the
closest value and then extract the key for that...
|
by: bearophileHUGS |
last post by:
The PEP 3100:
http://www.python.org/dev/peps/pep-3100/
says:
Return iterators instead of lists where appropriate for atomic type
methods (e.g. dict.keys(), dict.values(), dict.items(), etc.);...
|
by: jeremito |
last post by:
Please excuse me if this is obvious to others, but I can't figure it
out. I am subclassing dict, but want to prevent direct changing of
some key/value pairs. For this I thought I should override...
|
by: Florian Brucker |
last post by:
Hi everybody!
Given a dictionary, I want to create a clustered version of it,
collecting keys that have the same value:
{1:, 2:, 3:}
That is, generate a new dict which holds for each value...
|
by: CloudSolutions |
last post by:
Introduction:
For many beginners and individual users, requiring a credit card and email registration may pose a barrier when starting to use cloud servers. However, some cloud server providers now...
|
by: Faith0G |
last post by:
I am starting a new it consulting business and it's been a while since I setup a new website. Is wordpress still the best web based software for hosting a 5 page website? The webpages will be...
|
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,...
|
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...
|
by: ryjfgjl |
last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
|
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...
|
