readpyc (empty) → 0.1.0

raw patch · 4 files changed

+141/−0 lines, 4 filesdep +basedep +bliplibdep +parseargssetup-changed

Dependencies added: base, bliplib, parseargs

Files

• LICENSE +30/−0
• Setup.lhs +3/−0
• readpyc.cabal +27/−0
• src/Main.hs +81/−0

@@ -0,0 +1,30 @@+Copyright Bernard Pope 2012, 2013++All rights reserved.++Redistribution and use in source and binary forms, with or without+modification, are permitted provided that the following conditions are met:++    * Redistributions of source code must retain the above copyright+      notice, this list of conditions and the following disclaimer.++    * Redistributions in binary form must reproduce the above+      copyright notice, this list of conditions and the following+      disclaimer in the documentation and/or other materials provided+      with the distribution.++    * Neither the name of Bernard Pope nor the names of other+      contributors may be used to endorse or promote products derived+      from this software without specific prior written permission.++THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

@@ -0,0 +1,3 @@+#!/usr/bin/env runhaskell+> import Distribution.Simple+> main = defaultMain

@@ -0,0 +1,27 @@+Name:                readpyc+Version:             0.1.0+Synopsis:            Read and pretty print Python bytecode (.pyc) files.+Homepage:            https://github.com/bjpop/blip +License:             BSD3+License-file:        LICENSE+Author:              Bernie Pope+Maintainer:          Bernie Pope <florbitous@gmail.com>+Stability:           Experimental+category:            Language +Build-type:          Simple+Cabal-version:       >=1.8+Description:         Read and pretty print Python bytecode (.pyc) files.++source-repository head+  type: git+  location: git://github.com/bjpop/blip.git++Executable readpyc {+   ghc-options: -Wall -fno-warn-name-shadowing -fno-warn-orphans+   main-is: Main.hs+   hs-source-dirs: src+   build-depends:+      base==4.*,+      bliplib==0.1.*,+      parseargs==0.1.*+}

@@ -0,0 +1,81 @@+-----------------------------------------------------------------------------+-- |+-- Module      : Main +-- Copyright   : (c) 2012, 2013 Bernie Pope+-- License     : BSD-style+-- Maintainer  : florbitous@gmail.com+-- Stability   : experimental+-- Portability : ghc+--+-- A program to read and pretty print a Python bytecode file (.pyc file).+--+-----------------------------------------------------------------------------++module Main where++import System.Exit (ExitCode (..), exitWith)+import System.IO (openFile, IOMode(..), hClose)+import Control.Monad (when)+import System.Console.ParseArgs+   (Argtype (..), argDataOptional, Arg (..)+   , gotArg, getArg, parseArgsIO, ArgsComplete (..), Args(..))+import Blip.Version (versionString)+import Blip.Marshal (readPyc)+import Blip.Pretty (prettyString)++data ArgIndex+   = Help+   | InputFile+   | Version+   deriving (Eq, Ord, Show)++help :: Arg ArgIndex+help =+   Arg+   { argIndex = Help+   , argAbbr = Just 'h'+   , argName = Just "help"+   , argData = Nothing+   , argDesc = "Display a help message."+   }++inputFile :: Arg ArgIndex+inputFile =+   Arg+   { argIndex = InputFile+   , argAbbr = Nothing+   , argName = Nothing+   , argData = argDataOptional "input file" ArgtypeString+   , argDesc = "Name of the input Python file."+   }++version :: Arg ArgIndex+version =+   Arg+   { argIndex = Version+   , argAbbr = Nothing+   , argName = Just "version"+   , argData = Nothing+   , argDesc = "Show the version number of readpyc."+   }++getInputFile :: Args ArgIndex -> Maybe FilePath+getInputFile argMap = getArg argMap InputFile ++main :: IO ()+main = do+   let args = [version, help, inputFile]+   argMap <- parseArgsIO ArgsComplete args+   when (gotArg argMap Help) $ do+      putStrLn $ argsUsage argMap+      exitWith ExitSuccess+   when (gotArg argMap Version) $ do+      putStrLn $ "readpyc version " ++ versionString+      exitWith ExitSuccess+   case getInputFile argMap of+      Nothing -> return ()+      Just inFile -> do+         handle <- openFile inFile ReadMode+         pycFile <- readPyc handle+         putStrLn $ prettyString pycFile+         hClose handle