List of objects X Database

Gerardo Herzig gherzig at fmed.uba.ar
Thu Oct 4 22:22:03 CEST 2007


MindMaster32 wrote:

>I am writing a script that has to read data from an ASCII file of
>about 50 Mb and do a lot of searches and calculations with that data.
>That would be a classic problem solved by the use of a database
>(SQLite would suit just fine), but that would require the user to
>install more packages other than python itself, and that I am trying
>to avoid.
>Since the data is not too large, I wonder if there is another way to
>store all data in memory and work with it more or less like a
>database, doing searches and working with datafields.
>
>This is not clear to me how can be implemented. I thought of creating
>a class with the data structure, and creating a list of objects of
>that class, each one containing one line of data from the "database".
>
>Any thoughts or suggestions?
>
>Thanks!
>Eduardo
>
>  
>
What about shelve? It Requires some db support, yes....And what about 
just reading the file and making a dict? It is a `csv' like file, so you 
can just read it and generate a dict?

Cheers.
Gerardo



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