prompt: We are currently solving the following issue within our repository. Here is the issue text:
  --- BEGIN ISSUE ---
  Landing page gives a 404
  
  
  --- END ISSUE ---
  
  Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
  --- BEGIN FILES ---
  Path: `django_project/base/views/error_views.py`
  Content:
  ```
  1 # coding=utf-8
  2 """Our custom error views"""
  3 from django.shortcuts import render_to_response
  4 from django.template import RequestContext
  5 from base.models.project import Project
  6 
  7 
  8 def custom_404(request, template_name='404.html'):
  9     """Our custom 404 view
  10 
  11     We want to include a list of all public and approved Projects in the 404
  12         view
  13     :param request: Request obj
  14     :type request: HttpRequest
  15 
  16     :param template_name: The template to render
  17     :type template_name: str
  18 
  19     :return: Response obj
  20     :rtype: HttpResponse
  21 
  22     """
  23     public_projects = Project.objects.filter(approved=True, private=False)
  24     return render_to_response(template_name, {
  25         'request_path': request.path,
  26         'projects': public_projects
  27     }, context_instance=RequestContext(request))
  28
  ```
  --- 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()
  
  ```
  
golden_diff: diff --git a/django_project/base/views/error_views.py b/django_project/base/views/error_views.py
  --- a/django_project/base/views/error_views.py
  +++ b/django_project/base/views/error_views.py
  @@ -21,7 +21,11 @@
   
       """
       public_projects = Project.objects.filter(approved=True, private=False)
  -    return render_to_response(template_name, {
  -        'request_path': request.path,
  -        'projects': public_projects
  -    }, context_instance=RequestContext(request))
  +
  +    response = render_to_response(
  +        template_name, {
  +            'request_path': request.path,
  +            'projects': public_projects},
  +        context_instance=RequestContext(request))
  +    response.status_code = 404
  +    return response
  
verification_info: {"golden_diff": "diff --git a/django_project/base/views/error_views.py b/django_project/base/views/error_views.py\n--- a/django_project/base/views/error_views.py\n+++ b/django_project/base/views/error_views.py\n@@ -21,7 +21,11 @@\n \n     \"\"\"\n     public_projects = Project.objects.filter(approved=True, private=False)\n-    return render_to_response(template_name, {\n-        'request_path': request.path,\n-        'projects': public_projects\n-    }, context_instance=RequestContext(request))\n+\n+    response = render_to_response(\n+        template_name, {\n+            'request_path': request.path,\n+            'projects': public_projects},\n+        context_instance=RequestContext(request))\n+    response.status_code = 404\n+    return response\n", "issue": "Landing page gives a 404\n\n", "before_files": [{"content": "# coding=utf-8\n\"\"\"Our custom error views\"\"\"\nfrom django.shortcuts import render_to_response\nfrom django.template import RequestContext\nfrom base.models.project import Project\n\n\ndef custom_404(request, template_name='404.html'):\n    \"\"\"Our custom 404 view\n\n    We want to include a list of all public and approved Projects in the 404\n        view\n    :param request: Request obj\n    :type request: HttpRequest\n\n    :param template_name: The template to render\n    :type template_name: str\n\n    :return: Response obj\n    :rtype: HttpResponse\n\n    \"\"\"\n    public_projects = Project.objects.filter(approved=True, private=False)\n    return render_to_response(template_name, {\n        'request_path': request.path,\n        'projects': public_projects\n    }, context_instance=RequestContext(request))\n", "path": "django_project/base/views/error_views.py"}], "after_files": [{"content": "# coding=utf-8\n\"\"\"Our custom error views\"\"\"\nfrom django.shortcuts import render_to_response\nfrom django.template import RequestContext\nfrom base.models.project import Project\n\n\ndef custom_404(request, template_name='404.html'):\n    \"\"\"Our custom 404 view\n\n    We want to include a list of all public and approved Projects in the 404\n        view\n    :param request: Request obj\n    :type request: HttpRequest\n\n    :param template_name: The template to render\n    :type template_name: str\n\n    :return: Response obj\n    :rtype: HttpResponse\n\n    \"\"\"\n    public_projects = Project.objects.filter(approved=True, private=False)\n\n    response = render_to_response(\n        template_name, {\n            'request_path': request.path,\n            'projects': public_projects},\n        context_instance=RequestContext(request))\n    response.status_code = 404\n    return response\n", "path": "django_project/base/views/error_views.py"}]}