{"class":"form-control"}) #然后在你的视图函数中实例化这个Form 类的时候给它赋值 form = MenuForm() if request.method == "GET": form.menu_id.choices = [(v.id,v.name) for v in Menu.query.all ()] #或者你也可以在你的Form类中写一个init方法 class GroupForm(FlaskForm): '''分组...
['GET', 'POST']) +def register(): + form = RegisterForm(request.form) + if request.method == 'POST' and form.validate(): + name = form.name.data + email = form.email.data + username = form.username.data + password = sha256_crypt.encrypt(str(form.password.data)) + + # ...
from flask_sqlalchemy import SQLAlchemy app = Flask(__name__) # 设置数据库的连接地址 app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql://数据库用户名:密码@127.0.0.1:3306/test23' # 设置是否跟踪数据库变化,开启非常影响性能,不建议开启 app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False # ...
todo list: <textarea name=content rows=2 cols=20></textarea> {% for todo in todos %} {{todo.content}} delete done {%- if todo.is_finished -%} finished {%- else-%} unfinished {%- endif %} {% endfor %}
{% with messages = get_flashed_messages(with_categories=true) %} {% if messages %} {% for category, message in messages %} {{ message }} {% endfor %} {% endif %} {% endwith %} {{ form.hidden_tag() }} <!-- CSRF Token --> <!-- Username Field --> {{ form.user...
app=Flask(__name__)# 设置数据库的连接地址app.config['SQLALCHEMY_DATABASE_URI']='mysql://数据库用户名:密码@127.0.0.1:3306/test23'# 设置是否跟踪数据库变化,开启非常影响性能,不建议开启app.config['SQLALCHEMY_TRACK_MODIFICATIONS']=False# 创建数据连接db=SQLAlchemy(app)@app.route('/')defindex...
错误原因 有时候把项目从本机编译文件部署到服务器,或者发给别人使用时,会报如下异常: java.lang.UnsupportedClassVersionError: test_hello_world : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method) at java... Unsupported...
@app.route('/login', methods=['GET', 'POST']) def login(): if request.method == 'POST': do_the_login() else: show_the_login_form() References Flask is Fun This entry was posted in Python on November 3, 2019. Python REST service using web.py First off, run either of the ...
get(user_id) 确保在模块中定义了身份验证后端的登录和注销方法。例如,在Python的Flask框架中,您需要定义一个用于登录和注销的方法,并将其传递给LoginManager对象。 代码语言:python 代码运行次数:0 复制Cloud Studio 代码运行 from flask import redirect, request @app.route('/login', methods=['POST'...
ifrequest.method=='GET': result=db['ufo'].find_one({'_id': ObjectId(sighting_id)}) returntoJson(result) if__name__=='__main__': app.run(debug=True) 6. How to test Start flask dev server 1 python sightings.py Test URLs ...