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88 lines
2.7 KiB
Haskell
88 lines
2.7 KiB
Haskell
----------------------------------------------------------------------
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-- |
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-- Module : TeachYourself
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-- Maintainer : AR
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-- Stability : (stable)
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-- Portability : (portable)
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--
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-- > CVS $Date: 2005/04/21 16:46:13 $
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-- > CVS $Author: bringert $
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-- > CVS $Revision: 1.7 $
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--
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-- translation and morphology quiz. AR 10\/5\/2000 -- 12\/4\/2002
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-----------------------------------------------------------------------------
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module GF.Shell.TeachYourself where
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import GF.Compile.ShellState
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import GF.API
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import GF.UseGrammar.Linear
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import GF.Grammar.PrGrammar
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import GF.Infra.Option
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import GF.System.Arch (myStdGen)
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import GF.Data.Operations
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import GF.Infra.UseIO
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import System.Random --- (randoms) --- bad import for hbc
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import System
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-- translation and morphology quiz. AR 10/5/2000 -- 12/4/2002
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teachTranslation :: Options -> GFGrammar -> GFGrammar -> IO ()
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teachTranslation opts ig og = do
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tts <- transTrainList opts ig og infinity
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let qas = [ (q, mkAnswer as) | (q,as) <- tts]
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teachDialogue qas "Welcome to GF Translation Quiz."
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transTrainList ::
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Options -> GFGrammar -> GFGrammar -> Integer -> IO [(String,[String])]
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transTrainList opts ig og number = do
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ts <- randomTreesIO (addOption beSilent opts) ig (fromInteger number)
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return $ map mkOne $ ts
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where
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cat = firstCatOpts opts ig
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mkOne t = (norml (linearize ig t),map (norml . linearize og) (homonyms ig cat t))
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teachMorpho :: Options -> GFGrammar -> IO ()
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teachMorpho opts ig = useIOE () $ do
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tts <- morphoTrainList opts ig infinity
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let qas = [ (q, mkAnswer as) | (q,as) <- tts]
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ioeIO $ teachDialogue qas "Welcome to GF Morphology Quiz."
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morphoTrainList :: Options -> GFGrammar -> Integer -> IOE [(String,[String])]
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morphoTrainList opts ig number = do
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ts <- ioeIO $ randomTreesIO (addOption beSilent opts) ig (fromInteger number)
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gen <- ioeIO $ myStdGen (fromInteger number)
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mkOnes gen ts
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where
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mkOnes gen (t:ts) = do
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psss <- ioeErr $ allLinTables True gr cnc t
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let pss = concat $ map snd $ concat psss
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let (i,gen') = randomR (0, length pss - 1) gen
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(ps,ss) <- ioeErr $ pss !? i
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(_,ss0) <- ioeErr $ pss !? 0
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let bas = unwords ss0 --- concat $ take 1 ss0
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more <- mkOnes gen' ts
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return $ (bas +++ ":" +++ unwords (map prt_ ps), return (unwords ss)) : more
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mkOnes gen [] = return []
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gr = grammar ig
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cnc = cncId ig
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-- | compare answer to the list of right answers, increase score and give feedback
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mkAnswer :: [String] -> String -> (Integer, String)
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mkAnswer as s = if (elem (norml s) as)
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then (1,"Yes.")
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else (0,"No, not" +++ s ++ ", but" ++++ unlines as)
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norml :: String -> String
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norml = unwords . words
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-- | the maximal number of precompiled quiz problems
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infinity :: Integer
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infinity = 123
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