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[fix] small fix to rebuild
[etc/taskwarrior.git] / tasklib / backends.py
index fa5ce866a97f8d3f00964ac817aa68f9e1613e9f..3241dd48d6ccdbe9d38ba671419d9b9cc2f7955f 100644 (file)
@@ -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):
@@ -95,7 +94,8 @@ class TaskWarrior(Backend):
     VERSION_2_4_4 = six.u('2.4.4')
     VERSION_2_4_5 = six.u('2.4.5')
 
-    def __init__(self, data_location=None, create=True, taskrc_location='~/.taskrc'):
+    def __init__(self, data_location=None, create=True,
+                 taskrc_location='~/.taskrc'):
         self.taskrc_location = os.path.expanduser(taskrc_location)
 
         # If taskrc does not exist, pass / to use defaults and avoid creating
@@ -133,7 +133,10 @@ class TaskWarrior(Backend):
         overrides.update(config_override or dict())
         for item in overrides.items():
             command_args.append('rc.{0}={1}'.format(*item))
-        command_args.extend(map(six.text_type, args))
+        command_args.extend([
+            x.decode('utf-8') if isinstance(x, six.binary_type)
+            else six.text_type(x) for x in args
+        ])
         return command_args
 
     def _get_version(self):
@@ -172,11 +175,17 @@ class TaskWarrior(Backend):
         if task.saved:
             for field in task._modified_fields:
                 add_field(field)
+
         # For new tasks, pass all fields that make sense
         else:
             for field in task._data.keys():
+                # We cannot set stuff that's read only (ID, UUID, ..)
                 if field in task.read_only_fields:
                     continue
+                # We do not want to do field deletion for new tasks
+                if task._data[field] is None:
+                    continue
+                # Otherwise we're fine
                 add_field(field)
 
         return args
@@ -206,7 +215,8 @@ class TaskWarrior(Backend):
         if self.version < self.VERSION_2_4_0:
             return task._data['description']
         else:
-            return six.u("description:'{0}'").format(task._data['description'] or '')
+            return six.u("description:'{0}'").format(task._data['description']
+                                                     or '')
 
     def convert_datetime_string(self, value):
 
@@ -243,7 +253,7 @@ class TaskWarrior(Backend):
         )
 
         config = dict()
-        config_regex = re.compile(r'^(?P<key>[^\s]+)\s+(?P<value>[^\s].+$)')
+        config_regex = re.compile(r'^(?P<key>[^\s]+)\s+(?P<value>[^\s].*$)')
 
         for line in raw_output:
             match = config_regex.match(line)
@@ -259,7 +269,8 @@ class TaskWarrior(Backend):
                         return_all=False):
         command_args = self._get_command_args(
             args, config_override=config_override)
-        logger.debug(' '.join(command_args))
+        logger.debug(u' '.join(command_args))
+
         p = subprocess.Popen(command_args, stdout=subprocess.PIPE,
                              stderr=subprocess.PIPE)
         stdout, stderr = [x.decode('utf-8') for x in p.communicate()]
@@ -268,6 +279,7 @@ class TaskWarrior(Backend):
                 error_msg = stderr.strip()
             else:
                 error_msg = stdout.strip()
+            error_msg += u'\nCommand used: ' + u' '.join(command_args)
             raise TaskWarriorException(error_msg)
 
         # Return all whole triplet only if explicitly asked for
@@ -299,7 +311,7 @@ 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:
@@ -324,8 +336,10 @@ class TaskWarrior(Backend):
             id_lines = [l for l in output if l.startswith('Created task ')]
 
             # Complain loudly if it seems that more tasks were created
-            # Should not happen
-            if len(id_lines) != 1 or len(id_lines[0].split(' ')) != 3:
+            # Should not happen.
+            # Expected output: Created task 1.
+            #                  Created task 1 (recurrence template).
+            if len(id_lines) != 1 or len(id_lines[0].split(' ')) not in (3, 5):
                 raise TaskWarriorException("Unexpected output when creating "
                                            "task: %s" % '\n'.join(id_lines))
 
@@ -393,7 +407,7 @@ 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