dineshv a écrit : > We have a list of N (>2,000) keywords (of datatype string). Each of > the N keywords has associated with it a list of names of varying > numbers. For example, keyword(1) will have a list of L1 names > associated with it, keyword(2) will have a list of L2 names associated > with it and so on with L1 not equal to L2 etc. All keywords and names > are immutable. > > Given a keyword(n) , we want to get hold of the associated list of Ln > names. > > At anytime, we also want to add keywords to the list of N keywords, > and to any of the associated Ln lists - both of which will grow to > very large sizes. > > The data will be read into the Python data structure(s) from disk > storage. > > I am struggling to work out what is the ideal Python data structure > for the above. Any help would be greatly appreciated.
keywords = {} keywords['python'] = ['fun', 'simple'] keywords['another_p_language'] = ['line noise', 'cryptic'] keywords['python'].append('readable') HTH -- http://mail.python.org/mailman/listinfo/python-list