finish custom errors page

app/main/__init__.py

@@ -2,4 +2,4 @@ from flask import Blueprint
 
 main = Blueprint('main', __name__)
 
-from . import views
+from . import views, errors

app/main/errors.py

@@ -0,0 +1,20 @@
+from flask import render_template, request, jsonify
+from . import main
+
+
+@main.app_errorhandler(403)
+def forbidden(e):
+
+    return render_template('403.html'), 403
+
+
+@main.app_errorhandler(404)
+def page_not_found(e):
+
+    return render_template('404.html'), 404
+
+
+@main.app_errorhandler(500)
+def internal_server_error(e):
+
+    return render_template('500.html'), 500

app/templates/403.html

@@ -0,0 +1,9 @@
+{% extends "base.html" %}
+
+{% block title %}Blog_mini -禁止访问{% endblock %}
+
+{% block content %}
+<div class="page-header">
+    <h1>亲，您没有访问的权限哦！</h1>
+</div>
+{% endblock %}

app/templates/404.html

@@ -0,0 +1,9 @@
+{% extends "base.html" %}
+
+{% block title %}Blog_mini -无法找到该页面{% endblock %}
+
+{% block content %}
+<div class="page-header">
+    <h1>嘿嘿，您要找的页面不存在哦！</h1>
+</div>
+{% endblock %}

app/templates/500.html

@@ -0,0 +1,9 @@
+{% extends "base.html" %}
+
+{% block title %}Blog_mini -服务器内部问题{% endblock %}
+
+{% block content %}
+<div class="page-header">
+    <h1>不好意思哦，我出现了点小问题哦！</h1>
+</div>
+{% endblock %}