user = User.query.filter_by(username=username).first() if not user or not user.check_password(password): return jsonify({"msg": "Invalid credentials"}), 401
existing_user = User.query.filter_by(username=username).first() if existing_user: return jsonify({"msg": "Username already exists"}), 400 amkingdom login
def __init__(self, username, password): self.username = username self.password = bcrypt.generate_password_hash(password).decode('utf-8') user = User
@app.route('/register', methods=['POST']) def register(): data = request.json if not data: return jsonify({"msg": "No data provided"}), 400 username = data.get('username') password = data.get('password') if not username or not password: return jsonify({"msg": "Username and password are required"}), 400 400 def __init__(self
return jsonify({"msg": "Logged in successfully"}), 200 if __name__ == '__main__': with app.app_context(): db.create_all() app.run(debug=True) This example provides a basic structure. For a production environment, consider adding more security measures, such as JWT tokens for authentication, and handling more complex user interactions. Always ensure to replace placeholders like 'your-secret-key' with secure, randomly generated values.
pip install Flask Flask-SQLAlchemy Flask-Bcrypt Create a basic Flask application: