Натройте базу данных. Настройте отображение постов бллога.

app.py

@@ -1,8 +1,32 @@
+import sqlite3
 from flask import Flask, render_template
+from werkzeug.exceptions import abort
+
+def get_db_connection():
+    conn = sqlite3.connect('database.db')
+    conn.row_factory = sqlite3.Row
+    return conn
+
+def get_post(post_id):
+    conn = get_db_connection()
+    post = conn.execute('SELECT * FROM posts WHERE id = ?',
+                        (post_id,)).fetchone()
+    conn.close()
+    if post is None:
+        abort(404)
+    return post
 
 app = Flask(__name__)
 
 @app.route('/')
 def index():
-    return render_template('index.html')
+    conn = get_db_connection()
+    posts = conn.execute('SELECT * FROM posts').fetchall()
+    conn.close()
+    return render_template('index.html', posts=posts)
+
+@app.route('/<int:post_id>')
+def post(post_id):
+    post = get_post(post_id)
+    return render_template('post.html', post=post)
 

init_db.py

@@ -0,0 +1,20 @@
+import sqlite3
+
+connection = sqlite3.connect('database.db')
+
+
+with open('schema.sql') as f:
+    connection.executescript(f.read())
+
+cur = connection.cursor()
+
+cur.execute("INSERT INTO posts (title, content) VALUES (?, ?)",
+            ('First Post', 'Content for the first post')
+            )
+
+cur.execute("INSERT INTO posts (title, content) VALUES (?, ?)",
+            ('Second Post', 'Content for the second post')
+            )
+
+connection.commit()
+connection.close()

schema.sql

@@ -0,0 +1,8 @@
+DROP TABLE IF EXISTS posts;
+
+CREATE TABLE posts (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    created TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    title TEXT NOT NULL,
+    content TEXT NOT NULL
+);

templates/index.html

@@ -2,5 +2,12 @@
 
 {% block content %}
   <h1>{% block title %} Welcome to FlaskBlog {% endblock %}</h1>
+  {% for post in posts %}
+    <a href="{{ url_for('post', post_id=post['id']) }}">
+      <h2>{{ post['title'] }}</h2>
+    </a>
+    <span class="badge text-bg-primary">{{ post['created'] }}</span>
+    <hr>
+  {% endfor %}
 {% endblock %}
 

templates/post.html

@@ -0,0 +1,7 @@
+{% extends 'base.html' %}
+
+{% block content %}
+    <h2>{% block title %} {{ post['title'] }} {% endblock %}</h2>
+    <p>{{ post['content'] }}</p>
+    <span class="badge text-bg-primary">{{ post['created'] }}</span>
+{% endblock %}