We are currently solving the following issue within our repository. Here is the issue text:
--- BEGIN ISSUE ---
Autocomplete dla JST w MonitoringFilter


--- END ISSUE ---

Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
--- BEGIN FILES ---
Path: `feder/monitorings/models.py`
Content:
```
1 from itertools import groupby
2 
3 import reversion
4 from autoslug.fields import AutoSlugField
5 from django.conf import settings
6 from django.contrib.auth import get_user_model
7 from django.core.urlresolvers import reverse
8 from django.db import models
9 from django.utils.translation import ugettext_lazy as _
10 from guardian.models import GroupObjectPermissionBase, UserObjectPermissionBase
11 from model_utils.models import TimeStampedModel
12 
13 from .validators import validate_template_syntax
14 
15 _('Monitorings index')
16 _('Can add Monitoring')
17 _('Can change Monitoring')
18 _('Can delete Monitoring')
19 
20 NOTIFY_HELP = _("Notify about new alerts person who can view alerts")
21 
22 
23 class MonitoringQuerySet(models.QuerySet):
24     def with_case_count(self):
25         return self.annotate(case_count=models.Count('case'))
26 
27 
28 @reversion.register()
29 class Monitoring(TimeStampedModel):
30     perm_model = 'monitoringuserobjectpermission'
31     name = models.CharField(verbose_name=_("Name"), max_length=50)
32     slug = AutoSlugField(populate_from='name', verbose_name=_("Slug"), unique=True)
33     user = models.ForeignKey(settings.AUTH_USER_MODEL, verbose_name=_("User"))
34     description = models.TextField(verbose_name=_("Description"), blank=True)
35     subject = models.CharField(verbose_name=_("Subject"), max_length=80)
36     template = models.TextField(verbose_name=_("Template"),
37                                 help_text=_("Use {{EMAIL}} for insert reply address"),
38                                 validators=[validate_template_syntax])
39     email_footer = models.TextField(default='',
40                                     verbose_name=_("Email footer"),
41                                     help_text=_("Footer for sent mail and replies"))
42     notify_alert = models.BooleanField(default=True,
43                                        verbose_name=_("Notify about alerts"),
44                                        help_text=NOTIFY_HELP)
45     objects = MonitoringQuerySet.as_manager()
46 
47     class Meta:
48         verbose_name = _("Monitoring")
49         verbose_name_plural = _("Monitoring")
50         ordering = ['created', ]
51         permissions = (
52             ('add_questionary', _('Can add questionary')),
53             ('change_questionary', _('Can change questionary')),
54             ('delete_questionary', _('Can delete questionary')),
55             ('add_case', _('Can add case')),
56             ('change_case', _('Can change case')),
57             ('delete_case', _('Can delete case')),
58             ('add_task', _('Can add task')),
59             ('change_task', _('Can change task')),
60             ('delete_task', _('Can delete task')),
61             ('add_letter', _('Can add letter')),
62             ('reply', _('Can reply')),
63             ('add_draft', _('Add reply draft')),
64             ('change_letter', _('Can change task')),
65             ('delete_letter', _('Can delete letter')),
66             ('view_alert', _('Can view alert')),
67             ('change_alert', _('Can change alert')),
68             ('delete_alert', _('Can delete alert')),
69             ('manage_perm', _('Can manage perms')),
70             ('select_survey', _('Can select answer')),
71             ('view_log', _('Can view logs')),
72         )
73 
74     def __unicode__(self):
75         return self.name
76 
77     def get_users_with_perm(self, perm=None):
78         qs = get_user_model().objects.filter(**{self.perm_model + '__content_object': self})
79         if perm:
80             qs = qs.filter(**{self.perm_model + '__permission__codename': perm})
81         return qs.distinct().all()
82 
83     def get_absolute_url(self):
84         return reverse('monitorings:details', kwargs={'slug': self.slug})
85 
86     def permission_map(self):
87         dataset = (self.monitoringuserobjectpermission_set.select_related('permission', 'user').
88                    order_by('permission').all())
89         user_list = {x.user for x in dataset}
90 
91         def index_generate():
92             grouped = groupby(dataset, lambda x: x.permission)
93             for perm, users in grouped:
94                 user_perm_list = [x.user for x in users]
95                 yield perm, [(perm, (user in user_perm_list)) for user in user_list]
96 
97         return user_list, index_generate()
98 
99 
100 class MonitoringUserObjectPermission(UserObjectPermissionBase):
101     content_object = models.ForeignKey(Monitoring)
102 
103 
104 class MonitoringGroupObjectPermission(GroupObjectPermissionBase):
105     content_object = models.ForeignKey(Monitoring)
106
```

Path: `feder/monitorings/filters.py`
Content:
```
1 # -*- coding: utf-8 -*-
2 import django_filters
3 from dal import autocomplete
4 from django.contrib.auth import get_user_model
5 from django.db.models import Count
6 from django.utils.translation import ugettext_lazy as _
7 
8 from .models import Monitoring
9 
10 
11 class MonitoringFilter(django_filters.FilterSet):
12     created = django_filters.DateRangeFilter(label=_("Creation date"))
13 
14     def __init__(self, *args, **kwargs):
15         super(MonitoringFilter, self).__init__(*args, **kwargs)
16         self.filters['name'].lookup_expr = 'icontains'
17         self.filters['name'].label = _("Name")
18         # Limit users select to which have any cases
19         qs = (get_user_model().objects.
20               annotate(case_count=Count('case')).
21               filter(case_count__gt=0).all())
22         self.filters['user'].extra['queryset'] = qs
23         self.filters['user'].widget = autocomplete.ModelSelect2(url='users:autocomplete')
24 
25     class Meta:
26         model = Monitoring
27         fields = ['name', 'user', 'created']
28         order_by = ['created', '-created', '-case_count']
29         order_by = [
30             ('created', _('Creation date (ascending)')),
31             ('-created', _('Creation date (descending)')),
32             ('case_count', _('Cases count (ascending)')),
33             ('-case_count', _('Cases count (descending)')),
34         ]
35
```
--- END FILES ---

Please first localize the bug based on the issue statement, and then generate a patch according to the `git diff` format fenced by three backticks.

Here is an example:

```diff
diff --git a/examples/server_async.py b/examples/server_async.py
--- a/examples/server_async.py
+++ b/examples/server_async.py
@@ -313,4 +313,4 @@
 
 
 if __name__ == "__main__":
-    asyncio.run(run_async_server("."), debug=True)
+    asyncio.run(run_async_server(), debug=True)
diff --git a/examples/server_sync.py b/examples/server_sync.py
--- a/examples/server_sync.py
+++ b/examples/server_sync.py
@@ -313,5 +313,5 @@
 
 
 if __name__ == "__main__":
-    server = run_sync_server(".")
+    server = run_sync_server()
     server.shutdown()

```

diff --git a/feder/monitorings/filters.py b/feder/monitorings/filters.py
--- a/feder/monitorings/filters.py
+++ b/feder/monitorings/filters.py
@@ -6,10 +6,22 @@
 from django.utils.translation import ugettext_lazy as _
 
 from .models import Monitoring
+from teryt_tree.dal_ext.filters import VoivodeshipFilter, CountyFilter, CommunityFilter
 
 
 class MonitoringFilter(django_filters.FilterSet):
     created = django_filters.DateRangeFilter(label=_("Creation date"))
+    voivodeship = VoivodeshipFilter(
+        widget=autocomplete.ModelSelect2(url='teryt:voivodeship-autocomplete')
+    )
+    county = CountyFilter(
+        widget=autocomplete.ModelSelect2(url='teryt:county-autocomplete',
+                                         forward=['voivodeship'])
+    )
+    community = CommunityFilter(
+        widget=autocomplete.ModelSelect2(url='teryt:community-autocomplete',
+                                         forward=['county'])
+    )
 
     def __init__(self, *args, **kwargs):
         super(MonitoringFilter, self).__init__(*args, **kwargs)
diff --git a/feder/monitorings/models.py b/feder/monitorings/models.py
--- a/feder/monitorings/models.py
+++ b/feder/monitorings/models.py
@@ -24,6 +24,9 @@
     def with_case_count(self):
         return self.annotate(case_count=models.Count('case'))
 
+    def area(self, jst):
+        return self.filter(case__institution__jst__tree_id=jst.tree_id,
+                           case__institution__jst__lft__range=(jst.lft, jst.rght))
 
 @reversion.register()
 class Monitoring(TimeStampedModel):

{"golden_diff": "diff --git a/feder/monitorings/filters.py b/feder/monitorings/filters.py\n--- a/feder/monitorings/filters.py\n+++ b/feder/monitorings/filters.py\n@@ -6,10 +6,22 @@\n from django.utils.translation import ugettext_lazy as _\n \n from .models import Monitoring\n+from teryt_tree.dal_ext.filters import VoivodeshipFilter, CountyFilter, CommunityFilter\n \n \n class MonitoringFilter(django_filters.FilterSet):\n     created = django_filters.DateRangeFilter(label=_(\"Creation date\"))\n+    voivodeship = VoivodeshipFilter(\n+        widget=autocomplete.ModelSelect2(url='teryt:voivodeship-autocomplete')\n+    )\n+    county = CountyFilter(\n+        widget=autocomplete.ModelSelect2(url='teryt:county-autocomplete',\n+                                         forward=['voivodeship'])\n+    )\n+    community = CommunityFilter(\n+        widget=autocomplete.ModelSelect2(url='teryt:community-autocomplete',\n+                                         forward=['county'])\n+    )\n \n     def __init__(self, *args, **kwargs):\n         super(MonitoringFilter, self).__init__(*args, **kwargs)\ndiff --git a/feder/monitorings/models.py b/feder/monitorings/models.py\n--- a/feder/monitorings/models.py\n+++ b/feder/monitorings/models.py\n@@ -24,6 +24,9 @@\n     def with_case_count(self):\n         return self.annotate(case_count=models.Count('case'))\n \n+    def area(self, jst):\n+        return self.filter(case__institution__jst__tree_id=jst.tree_id,\n+                           case__institution__jst__lft__range=(jst.lft, jst.rght))\n \n @reversion.register()\n class Monitoring(TimeStampedModel):\n", "issue": "Autocomplete dla JST w MonitoringFilter\n\n", "before_files": [{"content": "from itertools import groupby\n\nimport reversion\nfrom autoslug.fields import AutoSlugField\nfrom django.conf import settings\nfrom django.contrib.auth import get_user_model\nfrom django.core.urlresolvers import reverse\nfrom django.db import models\nfrom django.utils.translation import ugettext_lazy as _\nfrom guardian.models import GroupObjectPermissionBase, UserObjectPermissionBase\nfrom model_utils.models import TimeStampedModel\n\nfrom .validators import validate_template_syntax\n\n_('Monitorings index')\n_('Can add Monitoring')\n_('Can change Monitoring')\n_('Can delete Monitoring')\n\nNOTIFY_HELP = _(\"Notify about new alerts person who can view alerts\")\n\n\nclass MonitoringQuerySet(models.QuerySet):\n    def with_case_count(self):\n        return self.annotate(case_count=models.Count('case'))\n\n\n@reversion.register()\nclass Monitoring(TimeStampedModel):\n    perm_model = 'monitoringuserobjectpermission'\n    name = models.CharField(verbose_name=_(\"Name\"), max_length=50)\n    slug = AutoSlugField(populate_from='name', verbose_name=_(\"Slug\"), unique=True)\n    user = models.ForeignKey(settings.AUTH_USER_MODEL, verbose_name=_(\"User\"))\n    description = models.TextField(verbose_name=_(\"Description\"), blank=True)\n    subject = models.CharField(verbose_name=_(\"Subject\"), max_length=80)\n    template = models.TextField(verbose_name=_(\"Template\"),\n                                help_text=_(\"Use {{EMAIL}} for insert reply address\"),\n                                validators=[validate_template_syntax])\n    email_footer = models.TextField(default='',\n                                    verbose_name=_(\"Email footer\"),\n                                    help_text=_(\"Footer for sent mail and replies\"))\n    notify_alert = models.BooleanField(default=True,\n                                       verbose_name=_(\"Notify about alerts\"),\n                                       help_text=NOTIFY_HELP)\n    objects = MonitoringQuerySet.as_manager()\n\n    class Meta:\n        verbose_name = _(\"Monitoring\")\n        verbose_name_plural = _(\"Monitoring\")\n        ordering = ['created', ]\n        permissions = (\n            ('add_questionary', _('Can add questionary')),\n            ('change_questionary', _('Can change questionary')),\n            ('delete_questionary', _('Can delete questionary')),\n            ('add_case', _('Can add case')),\n            ('change_case', _('Can change case')),\n            ('delete_case', _('Can delete case')),\n            ('add_task', _('Can add task')),\n            ('change_task', _('Can change task')),\n            ('delete_task', _('Can delete task')),\n            ('add_letter', _('Can add letter')),\n            ('reply', _('Can reply')),\n            ('add_draft', _('Add reply draft')),\n            ('change_letter', _('Can change task')),\n            ('delete_letter', _('Can delete letter')),\n            ('view_alert', _('Can view alert')),\n            ('change_alert', _('Can change alert')),\n            ('delete_alert', _('Can delete alert')),\n            ('manage_perm', _('Can manage perms')),\n            ('select_survey', _('Can select answer')),\n            ('view_log', _('Can view logs')),\n        )\n\n    def __unicode__(self):\n        return self.name\n\n    def get_users_with_perm(self, perm=None):\n        qs = get_user_model().objects.filter(**{self.perm_model + '__content_object': self})\n        if perm:\n            qs = qs.filter(**{self.perm_model + '__permission__codename': perm})\n        return qs.distinct().all()\n\n    def get_absolute_url(self):\n        return reverse('monitorings:details', kwargs={'slug': self.slug})\n\n    def permission_map(self):\n        dataset = (self.monitoringuserobjectpermission_set.select_related('permission', 'user').\n                   order_by('permission').all())\n        user_list = {x.user for x in dataset}\n\n        def index_generate():\n            grouped = groupby(dataset, lambda x: x.permission)\n            for perm, users in grouped:\n                user_perm_list = [x.user for x in users]\n                yield perm, [(perm, (user in user_perm_list)) for user in user_list]\n\n        return user_list, index_generate()\n\n\nclass MonitoringUserObjectPermission(UserObjectPermissionBase):\n    content_object = models.ForeignKey(Monitoring)\n\n\nclass MonitoringGroupObjectPermission(GroupObjectPermissionBase):\n    content_object = models.ForeignKey(Monitoring)\n", "path": "feder/monitorings/models.py"}, {"content": "# -*- coding: utf-8 -*-\nimport django_filters\nfrom dal import autocomplete\nfrom django.contrib.auth import get_user_model\nfrom django.db.models import Count\nfrom django.utils.translation import ugettext_lazy as _\n\nfrom .models import Monitoring\n\n\nclass MonitoringFilter(django_filters.FilterSet):\n    created = django_filters.DateRangeFilter(label=_(\"Creation date\"))\n\n    def __init__(self, *args, **kwargs):\n        super(MonitoringFilter, self).__init__(*args, **kwargs)\n        self.filters['name'].lookup_expr = 'icontains'\n        self.filters['name'].label = _(\"Name\")\n        # Limit users select to which have any cases\n        qs = (get_user_model().objects.\n              annotate(case_count=Count('case')).\n              filter(case_count__gt=0).all())\n        self.filters['user'].extra['queryset'] = qs\n        self.filters['user'].widget = autocomplete.ModelSelect2(url='users:autocomplete')\n\n    class Meta:\n        model = Monitoring\n        fields = ['name', 'user', 'created']\n        order_by = ['created', '-created', '-case_count']\n        order_by = [\n            ('created', _('Creation date (ascending)')),\n            ('-created', _('Creation date (descending)')),\n            ('case_count', _('Cases count (ascending)')),\n            ('-case_count', _('Cases count (descending)')),\n        ]\n", "path": "feder/monitorings/filters.py"}], "after_files": [{"content": "from itertools import groupby\n\nimport reversion\nfrom autoslug.fields import AutoSlugField\nfrom django.conf import settings\nfrom django.contrib.auth import get_user_model\nfrom django.core.urlresolvers import reverse\nfrom django.db import models\nfrom django.utils.translation import ugettext_lazy as _\nfrom guardian.models import GroupObjectPermissionBase, UserObjectPermissionBase\nfrom model_utils.models import TimeStampedModel\n\nfrom .validators import validate_template_syntax\n\n_('Monitorings index')\n_('Can add Monitoring')\n_('Can change Monitoring')\n_('Can delete Monitoring')\n\nNOTIFY_HELP = _(\"Notify about new alerts person who can view alerts\")\n\n\nclass MonitoringQuerySet(models.QuerySet):\n    def with_case_count(self):\n        return self.annotate(case_count=models.Count('case'))\n\n    def area(self, jst):\n        return self.filter(case__institution__jst__tree_id=jst.tree_id,\n                           case__institution__jst__lft__range=(jst.lft, jst.rght))\n\n@reversion.register()\nclass Monitoring(TimeStampedModel):\n    perm_model = 'monitoringuserobjectpermission'\n    name = models.CharField(verbose_name=_(\"Name\"), max_length=50)\n    slug = AutoSlugField(populate_from='name', verbose_name=_(\"Slug\"), unique=True)\n    user = models.ForeignKey(settings.AUTH_USER_MODEL, verbose_name=_(\"User\"))\n    description = models.TextField(verbose_name=_(\"Description\"), blank=True)\n    subject = models.CharField(verbose_name=_(\"Subject\"), max_length=80)\n    template = models.TextField(verbose_name=_(\"Template\"),\n                                help_text=_(\"Use {{EMAIL}} for insert reply address\"),\n                                validators=[validate_template_syntax])\n    email_footer = models.TextField(default='',\n                                    verbose_name=_(\"Email footer\"),\n                                    help_text=_(\"Footer for sent mail and replies\"))\n    notify_alert = models.BooleanField(default=True,\n                                       verbose_name=_(\"Notify about alerts\"),\n                                       help_text=NOTIFY_HELP)\n    objects = MonitoringQuerySet.as_manager()\n\n    class Meta:\n        verbose_name = _(\"Monitoring\")\n        verbose_name_plural = _(\"Monitoring\")\n        ordering = ['created', ]\n        permissions = (\n            ('add_questionary', _('Can add questionary')),\n            ('change_questionary', _('Can change questionary')),\n            ('delete_questionary', _('Can delete questionary')),\n            ('add_case', _('Can add case')),\n            ('change_case', _('Can change case')),\n            ('delete_case', _('Can delete case')),\n            ('add_task', _('Can add task')),\n            ('change_task', _('Can change task')),\n            ('delete_task', _('Can delete task')),\n            ('add_letter', _('Can add letter')),\n            ('reply', _('Can reply')),\n            ('add_draft', _('Add reply draft')),\n            ('change_letter', _('Can change task')),\n            ('delete_letter', _('Can delete letter')),\n            ('view_alert', _('Can view alert')),\n            ('change_alert', _('Can change alert')),\n            ('delete_alert', _('Can delete alert')),\n            ('manage_perm', _('Can manage perms')),\n            ('select_survey', _('Can select answer')),\n            ('view_log', _('Can view logs')),\n        )\n\n    def __unicode__(self):\n        return self.name\n\n    def get_users_with_perm(self, perm=None):\n        qs = get_user_model().objects.filter(**{self.perm_model + '__content_object': self})\n        if perm:\n            qs = qs.filter(**{self.perm_model + '__permission__codename': perm})\n        return qs.distinct().all()\n\n    def get_absolute_url(self):\n        return reverse('monitorings:details', kwargs={'slug': self.slug})\n\n    def permission_map(self):\n        dataset = (self.monitoringuserobjectpermission_set.select_related('permission', 'user').\n                   order_by('permission').all())\n        user_list = {x.user for x in dataset}\n\n        def index_generate():\n            grouped = groupby(dataset, lambda x: x.permission)\n            for perm, users in grouped:\n                user_perm_list = [x.user for x in users]\n                yield perm, [(perm, (user in user_perm_list)) for user in user_list]\n\n        return user_list, index_generate()\n\n\nclass MonitoringUserObjectPermission(UserObjectPermissionBase):\n    content_object = models.ForeignKey(Monitoring)\n\n\nclass MonitoringGroupObjectPermission(GroupObjectPermissionBase):\n    content_object = models.ForeignKey(Monitoring)\n", "path": "feder/monitorings/models.py"}, {"content": "# -*- coding: utf-8 -*-\nimport django_filters\nfrom dal import autocomplete\nfrom django.contrib.auth import get_user_model\nfrom django.db.models import Count\nfrom django.utils.translation import ugettext_lazy as _\n\nfrom .models import Monitoring\nfrom teryt_tree.dal_ext.filters import VoivodeshipFilter, CountyFilter, CommunityFilter\n\n\nclass MonitoringFilter(django_filters.FilterSet):\n    created = django_filters.DateRangeFilter(label=_(\"Creation date\"))\n    voivodeship = VoivodeshipFilter(\n        widget=autocomplete.ModelSelect2(url='teryt:voivodeship-autocomplete')\n    )\n    county = CountyFilter(\n        widget=autocomplete.ModelSelect2(url='teryt:county-autocomplete',\n                                         forward=['voivodeship'])\n    )\n    community = CommunityFilter(\n        widget=autocomplete.ModelSelect2(url='teryt:community-autocomplete',\n                                         forward=['county'])\n    )\n\n    def __init__(self, *args, **kwargs):\n        super(MonitoringFilter, self).__init__(*args, **kwargs)\n        self.filters['name'].lookup_expr = 'icontains'\n        self.filters['name'].label = _(\"Name\")\n        # Limit users select to which have any cases\n        qs = (get_user_model().objects.\n              annotate(case_count=Count('case')).\n              filter(case_count__gt=0).all())\n        self.filters['user'].extra['queryset'] = qs\n        self.filters['user'].widget = autocomplete.ModelSelect2(url='users:autocomplete')\n\n    class Meta:\n        model = Monitoring\n        fields = ['name', 'user', 'created']\n        order_by = ['created', '-created', '-case_count']\n        order_by = [\n            ('created', _('Creation date (ascending)')),\n            ('-created', _('Creation date (descending)')),\n            ('case_count', _('Cases count (ascending)')),\n            ('-case_count', _('Cases count (descending)')),\n        ]\n", "path": "feder/monitorings/filters.py"}]}