X-Git-Url: https://git.madduck.net/etc/taskwarrior.git/blobdiff_plain/63bcc1eedbf3b4e6180d28c17035c964cf6a6b3f..40c76c99eba2484594a692b797e31960644b7786:/tasklib/backends.py

diff --git a/tasklib/backends.py b/tasklib/backends.py
index fa5ce86..76fce88 100644
--- a/tasklib/backends.py
+++ b/tasklib/backends.py
@@ -7,7 +7,6 @@ import os
 import re
 import six
 import subprocess
-import copy
 
 from .task import Task, TaskQuerySet, ReadOnlyDictView
 from .filters import TaskWarriorFilter
@@ -76,7 +75,7 @@ class Backend(object):
         Converts TW syntax datetime string to a localized datetime
         object. This method is not mandatory.
         """
-        raise NotImplemented
+        raise NotImplementedError
 
 
 class TaskWarriorException(Exception):
@@ -299,7 +298,7 @@ class TaskWarrior(Backend):
 
     def filter_tasks(self, filter_obj):
         self.enforce_recurrence()
-        args = ['export', '--'] + filter_obj.get_filter_params()
+        args = ['export'] + filter_obj.get_filter_params()
         tasks = []
         for line in self.execute_command(args):
             if line:
@@ -393,7 +392,7 @@ class TaskWarrior(Backend):
             for key, value in data.items():
                 taskfilter.add_filter_param(key, value)
 
-            output = self.execute_command(['export', '--'] +
+            output = self.execute_command(['export'] +
                                           taskfilter.get_filter_params())
 
         # If more than 1 task has been matched still, raise an exception