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Data Python scripts

Sparse

... matrix class based on a dictionary to store data using 2-element tuples (i,j) as keys (i is the row and j the column index). The common matrix operations such as 'dot' for the inner product, multiplication/division by a scalar, indexing/slicing, etc. are overloaded for convenience.When used in conjunction with the ...
Python

Summary reports using itertools groupby

This script produces a summary of the data, grouped by the given key (default: the first ... value arguments should be functions which, given a data record, return the relevant value. ...
Python

Symmetric data obfuscation using xor

... be conveniently used to obfuscate a string of data using simple xor without using any key. ...
Python

The Python Macromolecular Library

... library of atomic elements and monomers, an object-oriented data structure describing biological macromolecules, and an OpenGL molecular viewer. The mmLib data model is designed to provide easy access to the various levels of detail needed to implement high-level application programs for macromolecular crystallography, NMR, modeling, ...
Python

Tuples with Named Elements via Spawning

... the definition of the attribute names from the data specification. And in doing so, this approach diminishes instantiation hassles and further improves clarity. ...
Python

Two pass Pairing Heap with Auxiliary List

This script allows you to manage data collections.For random data, this implementation still makes more comparisons than a ... heapq or the builtin sort. For partially ordered data, it can perform better than the builtin sort. Because of the list of lists data structure, it always takes more memory than either
Python

Windows registry

This script allows you to store some data for your progam in the windows registry without many complex operations. ...
Python

z crypt

This module show a way to simple data encryption. Characters are mapped to a key via ... simple, this is a good method for encrypting data if the data is compressed before or after the encryption process. ... select argument should either be True or False. Data encrypted with "True" of a definition can be ...
Python

z directory

... and paster. Pickled Directory objects will contain all data from a directory at path and can be saved in other locations.Once a Directory object has been created, pasting it to another location is ex has beenimple. ...
Python

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