hi,everyone. a problem with shelve Module

[Laszlo Nagy]

skip at pobox.com i'rta:
>     >> i only write ten records like this:
>
>     >>                name         sex           age
>
>     >>                 jim            male         22
>     >>                 tom           male         23
>     >>                 lucy           female      21
>     ...
>
>     >> but  i find  the size of this file .oh my god , it is about 24k
>
>     >> the file is too large !    is it normal ?
>
> Yes.  It's the nature of packages like Berkeley DB, gdbm and dbm (the
> packages mediate access to the database file under the covers) that they
> trade space for time.  
Sometimes you add records but the size of the database does not 
change... :-)
> The files they create are not simple text files.
> They are organized to permit quick access to records by key and to permit
> average time fast insertion.
>
> Skip
>