Python: Fix pyutil'; add argparse' and `zfec'.

svn path=/nixpkgs/trunk/; revision=16075

pkgs/top-level/python-packages.nix

@@ -76,7 +76,8 @@ rec {
       sha256 = "1ksb4gn8x53wcyddmjv1ma8cvvhjlmfxc6kpszyhb838i7xzla19";
     };
 
-    buildInputs = [ setuptoolsDarcs zbase32 ];
+    buildInputs = [ setuptoolsDarcs ];
+    propagatedBuildInputs = [ zbase32 argparse ];
 
     meta = {
       description = "Pyutil, a collection of mature utilities for Python programmers";
@@ -188,4 +189,64 @@ rec {
     };
   });
 
+  argparse = buildPythonPackage (rec {
+    name = "argparse-0.9.1";
+
+    src = fetchurl {
+      url = "http://pypi.python.org/packages/source/a/argparse/${name}.zip";
+      sha256 = "00jw32wwccpf9smraywjk869b93w7f99rw8gi63yfhw6379fnq6m";
+    };
+
+    buildInputs = [ pkgs.unzip ];
+
+    # How do we run the tests?
+    doCheck = false;
+
+    meta = {
+      homepage = http://code.google.com/p/argparse/;
+
+      license = "Apache License 2.0";
+
+      description = "argparse: Python command line parser";
+
+      longDescription = ''
+        The argparse module makes writing command line tools in Python
+        easy.  Just briefly describe your command line interface and
+        argparse will take care of the rest, including: parsing the
+        arguments and flags from sys.argv, converting arg strings into
+        objects for your program, formatting and printing any help
+        messages, and much more.
+      '';
+    };
+  });
+
+  zfec = buildPythonPackage (rec {
+    name = "zfec-1.4.4";
+
+    src = fetchurl {
+      url = "http://pypi.python.org/packages/source/z/zfec/${name}.tar.gz";
+      sha256 = "0rgg7nsvbr4f9xmiclzypc39fnivg23kldv5aa8si0bgsxn6mh6w";
+    };
+
+    buildInputs = [ setuptoolsDarcs ];
+    propagatedBuildInputs = [ pyutil argparse ];
+
+    meta = {
+      homepage = http://allmydata.org/trac/zfec;
+
+      description = "Zfec, a fast erasure codec which can be used with the command-line, C, Python, or Haskell";
+
+      longDescription = ''
+        Fast, portable, programmable erasure coding a.k.a. "forward
+        error correction": the generation of redundant blocks of
+        information such that if some blocks are lost then the
+        original data can be recovered from the remaining blocks. The
+        zfec package includes command-line tools, C API, Python API,
+        and Haskell API.
+      '';
+
+      license = "GPLv2+";
+    };
+  });
+
 }