modify it so it running

BookandMovieDB.py

@@ -0,0 +1,72 @@
+import sqlite3, os
+from flask import Flask, render_template, request, redirect, url_for
+
+app = Flask(__name__)
+DB_NAME = './db/my_library.db'
+UPLOAD_FOLDER = 'static/covers'
+os.makedirs(UPLOAD_FOLDER, exist_ok=True)
+
+def init_db():
+    conn = sqlite3.connect(DB_NAME)
+    cursor = conn.cursor()
+    cursor.executescript('''
+        CREATE TABLE IF NOT EXISTS media (
+            id INTEGER PRIMARY KEY AUTOINCREMENT,
+            title TEXT NOT NULL, type TEXT, release_year INTEGER, image_path TEXT DEFAULT 'default.jpg'
+        );
+        CREATE TABLE IF NOT EXISTS books (book_id INTEGER PRIMARY KEY, author TEXT, FOREIGN KEY (book_id) REFERENCES media (id));
+        CREATE TABLE IF NOT EXISTS shows (show_id INTEGER PRIMARY KEY, network TEXT, FOREIGN KEY (show_id) REFERENCES media (id));
+        CREATE TABLE IF NOT EXISTS genres (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT UNIQUE);
+        CREATE TABLE IF NOT EXISTS media_genres (media_id INTEGER, genre_id INTEGER);
+    ''')
+    genres = [('Sci-Fi',), ('Fantasy',), ('Horror',), ('Drama',), ('Comedy',)]
+    cursor.executemany("INSERT OR IGNORE INTO genres (name) VALUES (?)", genres)
+    conn.commit()
+    conn.close()
+
+@app.route('/')
+def index():
+    conn = sqlite3.connect(DB_NAME)
+    conn.row_factory = sqlite3.Row
+    query = """
+        SELECT m.*, b.author, s.network, GROUP_CONCAT(g.name, ', ') as genre_list
+        FROM media m
+        LEFT JOIN books b ON m.id = b.book_id
+        LEFT JOIN shows s ON m.id = s.show_id
+        LEFT JOIN media_genres mg ON m.id = mg.media_id
+        LEFT JOIN genres g ON mg.genre_id = g.id
+        GROUP BY m.id
+    """
+    items = conn.execute(query).fetchall()
+    all_genres = conn.execute("SELECT * FROM genres").fetchall()
+    conn.close()
+    return render_template('main.html', items=items, genres=all_genres)
+
+@app.route('/add', methods=['POST'])
+def add_media():
+    title, m_type, year = request.form['title'], request.form['type'], request.form['year']
+    extra, genre_id = request.form['extra_info'], request.form['genre_id']
+    
+    file = request.files.get('cover_image')
+    filename = file.filename if file and file.filename != '' else 'default.jpg'
+    if file and file.filename != '':
+        file.save(os.path.join(UPLOAD_FOLDER, filename))
+
+    conn = sqlite3.connect(DB_NAME)
+    cursor = conn.cursor()
+    cursor.execute("INSERT INTO media (title, type, release_year, image_path) VALUES (?, ?, ?, ?)", (title, m_type, year, filename))
+    m_id = cursor.lastrowid
+    cursor.execute("INSERT INTO media_genres (media_id, genre_id) VALUES (?, ?)", (m_id, genre_id))
+    
+    if m_type == 'Book':
+        cursor.execute("INSERT INTO books (book_id, author) VALUES (?, ?)", (m_id, extra))
+    else:
+        cursor.execute("INSERT INTO shows (show_id, network) VALUES (?, ?)", (m_id, extra))
+        
+    conn.commit()
+    conn.close()
+    return redirect(url_for('index'))
+
+if __name__ == '__main__':
+    init_db()
+    app.run(debug=True)