TypeError/admin/blog/entry/add/- Python 2.7

Question

私は初心者ですが、このチュートリアルではこのエラーが発生しています：Link Tutorial Blog Django。この問題を解決するのを手伝ってください。 Markdownパッケージの使用に関連している可能性があります。

環境：

Request Method: GET 
Request URL: http://127.0.0.1:8000/admin/blog/entry/add/ 

Django Version: 1.11.7 
Python Version: 2.7.12 
Installed Applications: 
['django.contrib.admin', 
'django.contrib.auth', 
'django.contrib.contenttypes', 
'django.contrib.sessions', 
'django.contrib.messages', 
'django.contrib.staticfiles', 
'blog', 
'django_markdown'] 
Installed Middleware: 
['django.middleware.security.SecurityMiddleware', 
'django.contrib.sessions.middleware.SessionMiddleware', 
'django.middleware.common.CommonMiddleware', 
'django.middleware.csrf.CsrfViewMiddleware', 
'django.contrib.auth.middleware.AuthenticationMiddleware', 
'django.contrib.messages.middleware.MessageMiddleware', 
'django.middleware.clickjacking.XFrameOptionsMiddleware'] 

テンプレートエラー：

In template /usr/local/lib/python2.7/dist-packages/django/contrib/admin/templates/admin/includes/fieldset.html, error at line 19 
    context must be a dict rather than Context. 9 :    {% for field in line %} 
    10 :     <div{% if not line.fields|length_is:'1' %} class="field-box{% if field.field.name %} field-{{ field.field.name }}{% endif %}{% if not field.is_readonly and field.errors %} errors{% endif %}{% if field.field.is_hidden %} hidden{% endif %}"{% elif field.is_checkbox %} class="checkbox-row"{% endif %}> 
    11 :      {% if not line.fields|length_is:'1' and not field.is_readonly %}{{ field.errors }}{% endif %} 
    12 :      {% if field.is_checkbox %} 
    13 :       {{ field.field }}{{ field.label_tag }} 
    14 :      {% else %} 
    15 :       {{ field.label_tag }} 
    16 :       {% if field.is_readonly %} 
    17 :        <div class="readonly">{{ field.contents }}</div> 
    18 :       {% else %} 
    19 :        {{ field.field }} 
    20 :       {% endif %} 
    21 :      {% endif %} 
    22 :      {% if field.field.help_text %} 
    23 :       <div class="help">{{ field.field.help_text|safe }}</div> 
    24 :      {% endif %} 
    25 :     </div> 
    26 :    {% endfor %} 
    27 :   </div> 
    28 :  {% endfor %} 
    29 : </fieldset> 

トレースバック：

File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/exception.py" in inner 
    41.    response = get_response(request) 

File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/base.py" in _get_response 
    217.     response = self.process_exception_by_middleware(e, request) 

File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/base.py" in _get_response 
    215.     response = response.render() 

File "/usr/local/lib/python2.7/dist-packages/django/template/response.py" in render 
    107.    self.content = self.rendered_content 

File "/usr/local/lib/python2.7/dist-packages/django/template/response.py" in rendered_content 
    84.   content = template.render(context, self._request) 

File "/usr/local/lib/python2.7/dist-packages/django/template/backends/django.py" in render 
    66.    return self.template.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render 
    207.      return self._render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in _render 
    199.   return self.nodelist.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render 
    990.     bit = node.render_annotated(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_annotated 
    957.    return self.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/loader_tags.py" in render 
    177.    return compiled_parent._render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in _render 
    199.   return self.nodelist.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render 
    990.     bit = node.render_annotated(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_annotated 
    957.    return self.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/loader_tags.py" in render 
    177.    return compiled_parent._render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in _render 
    199.   return self.nodelist.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render 
    990.     bit = node.render_annotated(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_annotated 
    957.    return self.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/loader_tags.py" in render 
    72.     result = block.nodelist.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render 
    990.     bit = node.render_annotated(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_annotated 
    957.    return self.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/loader_tags.py" in render 
    72.     result = block.nodelist.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render 
    990.     bit = node.render_annotated(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_annotated 
    957.    return self.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/defaulttags.py" in render 
    216.      nodelist.append(node.render_annotated(context)) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_annotated 
    957.    return self.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/loader_tags.py" in render 
    216.     return template.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render 
    209.     return self._render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in _render 
    199.   return self.nodelist.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render 
    990.     bit = node.render_annotated(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_annotated 
    957.    return self.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/defaulttags.py" in render 
    216.      nodelist.append(node.render_annotated(context)) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_annotated 
    957.    return self.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/defaulttags.py" in render 
    216.      nodelist.append(node.render_annotated(context)) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_annotated 
    957.    return self.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/defaulttags.py" in render 
    322.     return nodelist.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render 
    990.     bit = node.render_annotated(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_annotated 
    957.    return self.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/defaulttags.py" in render 
    322.     return nodelist.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render 
    990.     bit = node.render_annotated(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_annotated 
    957.    return self.render(context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render 
    1046.   return render_value_in_context(output, context) 

File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render_value_in_context 
    1024.  value = force_text(value) 

File "/usr/local/lib/python2.7/dist-packages/django/utils/encoding.py" in force_text 
    78.     s = six.text_type(s) 

File "/usr/local/lib/python2.7/dist-packages/django/utils/html.py" in <lambda> 
    376.   klass.__unicode__ = lambda self: mark_safe(klass_unicode(self)) 

File "/usr/local/lib/python2.7/dist-packages/django/forms/boundfield.py" in __str__ 
    41.   return self.as_widget() 

File "/usr/local/lib/python2.7/dist-packages/django/forms/boundfield.py" in as_widget 
    127.    **kwargs 

File "/usr/local/lib/python2.7/dist-packages/django_markdown/widgets.py" in render 
    38.   html += editor_js_initialization("#%s" % attrs['id']) 

File "/usr/local/lib/python2.7/dist-packages/django_markdown/utils.py" in editor_js_initialization 
    47.  return INIT_TEMPLATE.render(ctx) 

File "/usr/local/lib/python2.7/dist-packages/django/template/backends/django.py" in render 
    64.   context = make_context(context, request, autoescape=self.backend.engine.autoescape) 

File "/usr/local/lib/python2.7/dist-packages/django/template/context.py" in make_context 
    287.   raise TypeError('context must be a dict rather than %s.' % context.__class__.__name__) 

Exception Type: TypeError at /admin/blog/entry/add/ 
Exception Value: context must be a dict rather than Context. 

ここでsは問題を解決するための有用な情報

Answer 1

あなたが疑うように、django-markdownパッケージが問題です。チュートリアルはDjango 1.7用ですが、あなたはDjango 1.11を使用しています。 django-markdownライブラリはDjango 1.11をサポートしていません。

別のチュートリアルを探すことをお勧めします。 Django 1.7は数年経って以来、多くの変更がありました。