struct - C-like structures in Python - Stack Overflow
2008年8月30日 · And, classes in Python are naturally C-struct-like and can have any data arbitrarily added to them at run-time. So, just do this: # Create a universal C-struct-like class class AnyStruct(): pass # Make a universal print function to print all user-added members of any class # like this: def print_any_class(class_instance): """ Print all members ...
What are the lesser known but useful data structures?
EDIT: Please try to include links to pages describing the data structures in more detail. Also, try to add a couple of words on why a data structure is cool (as Jonas Kölker already pointed out). Also, try to provide one data-structure per answer. This will allow the better data structures to float to the top based on their votes alone.
A list of data structures in Python - Stack Overflow
2015年1月25日 · Data structures with Python. 0. Python basic data structure Implementation. 11. Python data structure. 2 ...
python - Best data structure for 3D data? - Stack Overflow
2013年8月22日 · I have some data, which is a function of two variables, let's say a and b. f(a,b) In maths terms, we can think of f as a surface viewed in 3D. The problem is, what is a good data structure to store this data in? I need to plot f as a function of a for constant b and f as a function of b for constant a.
How to persist a data structure to a file in python?
JSON ain't valid Python. It looks so, superficially, but use some bools and you'll see the problem (JSON uses true and false, while Python uses True and False). Also: JSON arrays (dicts) only have string keys. So it doesn't preserve the data structure correctly. –
python - How do I compare two complex data structures? - Stack …
2014年9月11日 · Your example data structures will already do appropriate equality testing, because you are using built-in data types which properly implement __eq__ and __ne__, including recursing into nested values.
Python Dynamic Data Structures - Stack Overflow
2016年1月22日 · Every time the number of lines are different so I need a dynamic sized data structure in Python. I also would like to store those chunks in 2D data structures. If you are familiar with MATLAB programming, I'd like to have something like a structure A{n} n = number of chunks of data and each chunk includes several lines of the data mentioned above.
Fastest Get Python Data Structures - Stack Overflow
2013年4月23日 · A list of data structures in Python. 2. memory efficient data structures in python. 2.
python - Data structure for maintaining tabular data in memory?
tipo (type): the type of data stored, can be a things like 'varchar' and 'double' or name of python objects if you aren't interested in exporting to a data base latter. defecto (default): set a default value for the column if there is none when you add a row. there are other 3 but are only there for database tings and not actually functional. like:
Representing graphs (data structure) in Python - Stack Overflow
2013年10月20日 · The data structure I've found to be most useful and efficient for graphs in Python is a dict of sets. This will be the underlying structure for our Graph class. You also have to know if these connections are arcs (directed, connect one way) or …