constructing and using large lexicon in a program

[Michael Torrie]

On 08/02/2010 11:46 AM, Majdi Sawalha wrote:
> I am developing a morphological analyzer that depends on a large lexicon. i 
> construct a Lexicon class that reades a text file and construct a dictionary of 
> the lexicon entries. 
> the other class will use the lexicon class to chech if the word is found in the 
> lexicon. the problem that this takes long time as each time an object of that 
> class created, then it needs to call the lexicon many times. then when the 
> lexicon is called it re-construct the lexicon again. is there any way to 
> construct the lexicon one time during the execution of the program? and then the 
> other modules will search the already constructed lexicon.

Can you not create a module that, upon import, initializes this lexicon
as a module attribute?  Modules are by definition singleton objects,
which is the pattern that you probably need.  Any other module could
import this module and get the already-created lexicon object.