View difference between Paste ID: <a href="/4zPLj651">4zPLj651</a> and <a href="/sXZJ5UqM">sXZJ5UqM</a>

"""
1		"""
2		Error
3		Django Version: 1.6
4		Exception Type: TypeError
5		Exception Value:
6		cannot concatenate 'str' and 'QuerySet' objects
7		"""
8		#models.py
9		class Service(models.Model):
10		service_name = models.CharField(max_length="250")
11		service_port = models.IntegerField(max_length="200")
12		box = models.ForeignKey(Box)
13
14		class Meta:
15		verbose_name_plural="services"
16
17		def __unicode__(self):
18		return self.service_name
19
20		#views.py
21
22		def get_box_services(request):
23		box_id = request.GET.get("box_id", "")
24		box_services = Service.objects.filter(box_id=box_id)
25		render_to_response("box_services.html",
26		{"box_services":box_services})
27
28
29		#template
30		<table border="0" cellspacing="5" cellpadding="5">
31		<tr>
32		<th>Service Name</th><th>Port</th><th>Options</th>
33		</tr>
34		{% for box_service in box_services %}
35		<tr>
36		<td>{{box_service.service_name}}</td>
37		<td>{{box_service.service_port}}</td>
38		<td>Start\|Stop\|Restart</td>
39		</tr>
40		{% endfor %}
41	-	</table>
41	+	</table>
42
43		"""
44		New traceback
45
46		Environment:
47
48
49		Request Method: GET
50		Request URL: http://127.0.0.1:8000/get_box_services/?box_id=1
51
52		Django Version: 1.6
53		Python Version: 2.7.3
54		Installed Applications:
55		('django.contrib.admin',
56		'django.contrib.auth',
57		'django.contrib.contenttypes',
58		'django.contrib.sessions',
59		'django.contrib.messages',
60		'django.contrib.staticfiles',
61		'sysradar',
62		'monitor')
63		Installed Middleware:
64		('django.contrib.sessions.middleware.SessionMiddleware',
65		'django.middleware.common.CommonMiddleware',
66		'django.middleware.csrf.CsrfViewMiddleware',
67		'django.contrib.auth.middleware.AuthenticationMiddleware',
68		'django.contrib.messages.middleware.MessageMiddleware',
69		'django.middleware.clickjacking.XFrameOptionsMiddleware')
70
71
72		Template error:
73		In template /home/oquidave/workspace/python/sysradar/monitor/templates/box_services.html, error at line 13
74		'Service' object is not iterable
75		3 : <head>
76
77
78		4 : <meta charset="UTF-8">
79
80
81		5 : <title>Insert title here</title>
82
83
84		6 : </head>
85
86
87		7 : <body>
88
89
90		8 :
91
92
93		9 : <table border="0" cellspacing="5" cellpadding="5">
94
95
96		10 : <tr>
97
98
99		11 : <th>Service Name</th><th>Port</th><th>Options</th>
100
101
102		12 : </tr>
103
104
105		13 : {% for box_service in box_services %}
106
107
108		14 : <tr>
109
110
111		15 : <td>{{box_service.service_name}}</td>
112
113
114		16 : <td>{{box_service.service_port}}</td>
115
116
117		17 : <td>Start\|Stop\|Restart</td>
118
119
120		18 : </tr>
121
122
123		19 : {% endfor %}
124
125
126		20 : </table>
127
128
129		21 :
130
131
132		22 : </body>
133
134
135		23 : </html>
136
137		Traceback:
138		File "/usr/lib/python2.7/site-packages/django/core/handlers/base.py" in get_response
139		114. response = wrapped_callback(request, callback_args, *callback_kwargs)
140		File "/home/oquidave/workspace/python/sysradar/monitor/views.py" in get_box_services
141		95. {"box_services":box_services})
142		File "/usr/lib/python2.7/site-packages/django/shortcuts/__init__.py" in render_to_response
143		29. return HttpResponse(loader.render_to_string(args, kwargs), *httpresponse_kwargs)
144		File "/usr/lib/python2.7/site-packages/django/template/loader.py" in render_to_string
145		164. return t.render(Context(dictionary))
146		File "/usr/lib/python2.7/site-packages/django/template/base.py" in render
147		140. return self._render(context)
148		File "/usr/lib/python2.7/site-packages/django/template/base.py" in _render
149		134. return self.nodelist.render(context)
150		File "/usr/lib/python2.7/site-packages/django/template/base.py" in render
151		840. bit = self.render_node(node, context)
152		File "/usr/lib/python2.7/site-packages/django/template/debug.py" in render_node
153		78. return node.render(context)
154		File "/usr/lib/python2.7/site-packages/django/template/defaulttags.py" in render
155		155. values = list(values)
156
157		Exception Type: TypeError at /get_box_services/
158		Exception Value: 'Service' object is not iterable
159
160		"""