Add python-taskw 0.8.6.

pkgs/development/python-modules/taskw/use-template-for-taskwarrior-install-path.patch

···
+commit 4de021d049a9b194da93d7e96ff12cc1cbabac83
+Author: Nicolas B. Pierron <[e-mail]>
+Date:   Sun Nov 16 15:19:38 2014 +0100
+
+    Use a template for taskwarrior install path.
+
+diff --git a/taskw/warrior.py b/taskw/warrior.py
+index 21dde88..e0509f2 100644
+--- a/taskw/warrior.py
++++ b/taskw/warrior.py
+@@ -451,17 +451,17 @@ class TaskWarriorShellout(TaskWarriorBase):
+     def _execute(self, *args):
+         """ Execute a given taskwarrior command with arguments
+ 
+         Returns a 2-tuple of stdout and stderr (respectively).
+ 
+         """
+         command = (
+             [
+-                'task',
++                '@@taskwarrior@@/bin/task',
+                 'rc:%s' % self.config_filename,
+             ]
+             + self.get_configuration_override_args()
+             + [six.text_type(arg) for arg in args]
+         )
+ 
+         # subprocess is expecting bytestrings only, so nuke unicode if present
+         for i in range(len(command)):
+@@ -525,17 +525,17 @@ class TaskWarriorShellout(TaskWarriorBase):
+         except OSError:
+             # OSError is raised if subprocess.Popen fails to find
+             # the executable.
+             return False
+ 
+     @classmethod
+     def get_version(cls):
+         taskwarrior_version = subprocess.Popen(
+-            ['task', '--version'],
++            ['@@taskwarrior@@/bin/task', '--version'],
+             stdout=subprocess.PIPE
+         ).communicate()[0]
+         return LooseVersion(taskwarrior_version.decode())
+ 
+     def sync(self, init=False):
+         if self.get_version() < LooseVersion('2.3'):
+             raise UnsupportedVersionException(
+                 "'sync' requires version 2.3 of taskwarrior or later."

pkgs/top-level/python-packages.nix

···
     };
   };
 
+  taskw = buildPythonPackage rec {
+    version = "0.8.6";
+    name = "taskw-${version}";
+
+    src = pkgs.fetchurl {
+      url = "https://pypi.python.org/packages/source/t/taskw/${name}.tar.gz";
+      # md5 = "9f3ce2eaff9a3986d04632547168894d"; # provided by pypi website.
+      sha256 = "341a165a1c2ef94fb1c2a49a785357377f04a0d55cabe9563179849497e47146";
+    };
+
+    patches = [ ../development/python-modules/taskw/use-template-for-taskwarrior-install-path.patch ];
+    postPatch = ''
+      substituteInPlace taskw/warrior.py \
+        --replace '@@taskwarrior@@' '${pkgs.taskwarrior}'
+    '';
+
+    buildInputs = with self; [ nose pkgs.taskwarrior ];
+    propagatedBuildInputs = with self; [ six dateutil pytz ];
+
+    meta = {
+      homepage =  http://github.com/ralphbean/taskw;
+      description = "Python bindings for your taskwarrior database";
+      license = licenses.gpl3Plus;
+      platforms = platforms.all;
+      maintainers = [ maintainers.pierron ];
+    };
+  };
+
   tempita = buildPythonPackage rec {
     version = "0.5.2";
     name = "tempita-${version}";