python -m venv venv<\/p>\nsource venv\/bin\/activate # Linux\u548cmacOS<\/p>\n
venv\\Scripts\\activate # Windows<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u6fc0\u6d3b\u865a\u62df\u73af\u5883\u540e\uff0c\u518d\u8fdb\u884cFlask\u7684\u5b89\u88c5\u3002<\/p>\n<\/p>\n
1.2 \u914d\u7f6e\u9879\u76ee\u7ed3\u6784<\/h4>\n<\/p>\n
\u4e00\u4e2a\u5178\u578b\u7684Flask\u9879\u76ee\u7ed3\u6784\u5982\u4e0b\uff1a<\/p>\n<\/p>\n
\/my_flask_app<\/p>\n \/static<\/p>\n
\/templates<\/p>\n
app.py<\/p>\n
config.py<\/p>\n
requirements.txt<\/p>\n
<\/code><\/pre>\n<\/p>\n
\nstatic<\/code>\u76ee\u5f55\u7528\u4e8e\u5b58\u653e\u9759\u6001\u6587\u4ef6\uff08CSS\u3001JavaScript\u3001\u56fe\u7247\u7b49\uff09\u3002<\/li>\ntemplates<\/code>\u76ee\u5f55\u7528\u4e8e\u5b58\u653eHTML\u6a21\u677f\u6587\u4ef6\u3002<\/li>\napp.py<\/code>\u662fFlask\u5e94\u7528\u7684\u4e3b\u6a21\u5757\u3002<\/li>\nconfig.py<\/code>\u7528\u4e8e\u5b58\u653e\u914d\u7f6e\u53c2\u6570\u3002<\/li>\nrequirements.txt<\/code>\u7528\u4e8e\u8bb0\u5f55\u9879\u76ee\u7684\u4f9d\u8d56\u5305\u3002<\/li>\n<\/ul>\n\u4e8c\u3001\u5b9a\u4e49\u8def\u7531\u548c\u89c6\u56fe\u51fd\u6570<\/h3>\n<\/p>\n
Flask\u901a\u8fc7\u8def\u7531\u5c06URL\u4e0e\u89c6\u56fe\u51fd\u6570\u5173\u8054\u5728\u4e00\u8d77\u3002\u8def\u7531\u4f7f\u7528\u88c5\u9970\u5668@app.route()<\/code>\u5b9a\u4e49\uff0c\u5e76\u6307\u5b9aURL\u8def\u5f84\u3002<\/p>\n<\/p>\n2.1 \u8def\u7531\u7684\u57fa\u7840\u7528\u6cd5<\/h4>\n<\/p>\n
\u5728Flask\u4e2d\uff0c\u6bcf\u4e2a\u89c6\u56fe\u51fd\u6570\u90fd\u9700\u8981\u4f7f\u7528@app.route()<\/code>\u88c5\u9970\u5668\u6765\u5b9a\u4e49\u5176\u5bf9\u5e94\u7684URL\u8def\u5f84\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n@app.route('\/about')<\/p>\ndef about():<\/p>\n
return "This is the about page."<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8bbf\u95ee\/about<\/code>\u8def\u5f84\u65f6\uff0c\u6d4f\u89c8\u5668\u5c06\u663e\u793a"This is the about page."\u3002<\/p>\n<\/p>\n2.2 \u52a8\u6001\u8def\u7531<\/h4>\n<\/p>\n
Flask\u652f\u6301\u5728URL\u4e2d\u4f7f\u7528\u52a8\u6001\u90e8\u5206\u3002\u52a8\u6001\u90e8\u5206\u4f7f\u7528\u5c16\u62ec\u53f7< ><\/code>\u5305\u56f4\uff0c\u53ef\u4ee5\u5728\u89c6\u56fe\u51fd\u6570\u4e2d\u4f5c\u4e3a\u53c2\u6570\u4f7f\u7528\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n@app.route('\/user\/<username>')<\/p>\ndef show_user(username):<\/p>\n
return f"User: {username}"<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8bbf\u95ee\/user\/john<\/code>\u65f6\uff0c\u5c06\u663e\u793a"User: john"\u3002<\/p>\n<\/p>\n2.3 \u8def\u7531\u7684HTTP\u65b9\u6cd5<\/h4>\n<\/p>\n
\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cFlask\u7684\u8def\u7531\u53ea\u54cd\u5e94GET\u8bf7\u6c42\u3002\u53ef\u4ee5\u901a\u8fc7methods<\/code>\u53c2\u6570\u6307\u5b9a\u5176\u4ed6HTTP\u65b9\u6cd5\uff1a<\/p>\n<\/p>\n@app.route('\/submit', methods=['GET', 'POST'])<\/p>\ndef submit():<\/p>\n
if request.method == 'POST':<\/p>\n
return "Form submitted!"<\/p>\n
return "Submit your form."<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u5904\u7406\u8bf7\u6c42\u548c\u54cd\u5e94<\/h3>\n<\/p>\n
Flask\u63d0\u4f9b\u4e86\u8bf7\u6c42\u548c\u54cd\u5e94\u5bf9\u8c61\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u5904\u7406\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u6570\u636e\u548c\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u7684\u6570\u636e\u3002<\/p>\n<\/p>\n
3.1 \u8bf7\u6c42\u5bf9\u8c61<\/h4>\n<\/p>\n
Flask\u7684request<\/code>\u5bf9\u8c61\u5305\u542b\u4e86\u6240\u6709\u4e0e\u8bf7\u6c42\u76f8\u5173\u7684\u4fe1\u606f\u3002\u53ef\u4ee5\u4eceflask<\/code>\u6a21\u5757\u5bfc\u5165\u5e76\u4f7f\u7528\u5b83\u6765\u8bbf\u95ee\u8bf7\u6c42\u6570\u636e\uff1a<\/p>\n<\/p>\nfrom flask import request<\/p>\n@app.route('\/login', methods=['POST'])<\/p>\n
def login():<\/p>\n
username = request.form['username']<\/p>\n
password = request.form['password']<\/p>\n
# \u5904\u7406\u767b\u5f55\u903b\u8f91<\/p>\n
return "Logged in successfully!"<\/p>\n
<\/code><\/pre>\n<\/p>\n
3.2 \u54cd\u5e94\u5bf9\u8c61<\/h4>\n<\/p>\n
\u901a\u5e38\uff0c\u89c6\u56fe\u51fd\u6570\u8fd4\u56de\u5b57\u7b26\u4e32\u4f5c\u4e3a\u54cd\u5e94\u4f53\u3002\u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u54cd\u5e94\uff0cFlask\u63d0\u4f9b\u4e86make_response<\/code>\u51fd\u6570\uff1a<\/p>\n<\/p>\nfrom flask import make_response<\/p>\n@app.route('\/download')<\/p>\n
def download_file():<\/p>\n
response = make_response("File content")<\/p>\n
response.headers['Content-Disposition'] = 'attachment; filename=example.txt'<\/p>\n
return response<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u4f7f\u7528\u6a21\u677f\u6e32\u67d3\u52a8\u6001\u5185\u5bb9<\/h3>\n<\/p>\n
Flask\u4f7f\u7528Jinja2\u6a21\u677f\u5f15\u64ce\u6765\u6e32\u67d3\u52a8\u6001\u5185\u5bb9\u3002\u6a21\u677f\u6587\u4ef6\u901a\u5e38\u653e\u5728templates<\/code>\u76ee\u5f55\u4e2d\u3002<\/p>\n<\/p>\n4.1 \u6e32\u67d3\u6a21\u677f<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528render_template<\/code>\u51fd\u6570\u6e32\u67d3\u6a21\u677f\u6587\u4ef6\uff0c\u5e76\u4f20\u9012\u53d8\u91cf\uff1a<\/p>\n<\/p>\nfrom flask import render_template<\/p>\n@app.route('\/profile\/<username>')<\/p>\n
def profile(username):<\/p>\n
return render_template('profile.html', username=username)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728profile.html<\/code>\u6a21\u677f\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528{{ username }}<\/code>\u6765\u5f15\u7528\u4f20\u9012\u7684\u53d8\u91cf\u3002<\/p>\n<\/p>\n4.2 \u6a21\u677f\u7ee7\u627f<\/h4>\n<\/p>\n
\u6a21\u677f\u7ee7\u627f\u5141\u8bb8\u5b9a\u4e49\u4e00\u4e2a\u57fa\u7840\u6a21\u677f\uff0c\u5e76\u5728\u5176\u4ed6\u6a21\u677f\u4e2d\u6269\u5c55\u5b83\u3002\u57fa\u7840\u6a21\u677f\u901a\u5e38\u5b9a\u4e49\u5728base.html<\/code>\u6587\u4ef6\u4e2d\uff1a<\/p>\n<\/p>\n<!DOCTYPE html><\/p>\n<html lang="en"><\/p>\n
<head><\/p>\n
<meta charset="UTF-8"><\/p>\n
<title>{% block title %}Title{% endblock %}<\/title><\/p>\n
<\/head><\/p>\n
<body><\/p>\n
<header><\/p>\n
<!-- Header content --><\/p>\n
<\/header><\/p>\n
<main><\/p>\n
{% block content %}{% endblock %}<\/p>\n
<\/main><\/p>\n
<footer><\/p>\n
<!-- Footer content --><\/p>\n
<\/footer><\/p>\n
<\/body><\/p>\n
<\/html><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5176\u4ed6\u6a21\u677f\u53ef\u4ee5\u7ee7\u627fbase.html<\/code>\u5e76\u5b9a\u4e49\u81ea\u5df1\u7684\u5185\u5bb9\uff1a<\/p>\n<\/p>\n{% extends "base.html" %}<\/p>\n{% block title %}Profile{% endblock %}<\/p>\n
{% block content %}<\/p>\n
<h1>Welcome, {{ username }}!<\/h1><\/p>\n
{% endblock %}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u5904\u7406\u8868\u5355\u548c\u7528\u6237\u8f93\u5165<\/h3>\n<\/p>\n
\u5904\u7406\u7528\u6237\u8f93\u5165\u662fWeb\u5e94\u7528\u7a0b\u5e8f\u7684\u91cd\u8981\u529f\u80fd\u3002Flask\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u6765\u5904\u7406\u8868\u5355\u6570\u636e\u3002<\/p>\n<\/p>\n
5.1 \u8868\u5355\u5904\u7406<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528HTML\u8868\u5355\u548cFlask\u7684request<\/code>\u5bf9\u8c61\u6765\u6536\u96c6\u548c\u5904\u7406\u7528\u6237\u8f93\u5165\uff1a<\/p>\n<\/p>\n<form action="\/submit" method="post"><\/p>\n <input type="text" name="name" placeholder="Your Name"><\/p>\n
<input type="submit" value="Submit"><\/p>\n
<\/form><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728Flask\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7request.form<\/code>\u8bbf\u95ee\u8868\u5355\u6570\u636e\uff1a<\/p>\n<\/p>\n@app.route('\/submit', methods=['POST'])<\/p>\ndef submit_form():<\/p>\n
name = request.form['name']<\/p>\n
return f"Hello, {name}!"<\/p>\n
<\/code><\/pre>\n<\/p>\n
5.2 \u4f7f\u7528Flask-WTF\u8fdb\u884c\u8868\u5355\u9a8c\u8bc1<\/h4>\n<\/p>\n
Flask-WTF\u662fFlask\u7684\u4e00\u4e2a\u6269\u5c55\u5e93\uff0c\u7528\u4e8e\u7b80\u5316\u8868\u5355\u5904\u7406\u548c\u9a8c\u8bc1\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u4f7f\u7528Flask-WTF\uff1a<\/p>\n<\/p>\n
\n- \u5b89\u88c5Flask-WTF\uff1a<\/li>\n<\/ol>\n
pip install Flask-WTF<\/p>\n<\/code><\/pre>\n<\/p>\n
\n- \u5b9a\u4e49\u8868\u5355\u7c7b\uff1a<\/li>\n<\/ol>\n
from flask_wtf import FlaskForm<\/p>\nfrom wtforms import StringField, SubmitField<\/p>\n
from wtforms.validators import DataRequired<\/p>\n
class NameForm(FlaskForm):<\/p>\n
name = StringField('Name', validators=[DataRequired()])<\/p>\n
submit = SubmitField('Submit')<\/p>\n
<\/code><\/pre>\n<\/p>\n
\n- \u4f7f\u7528\u8868\u5355\u7c7b\uff1a<\/li>\n<\/ol>\n
@app.route('\/form', methods=['GET', 'POST'])<\/p>\ndef form():<\/p>\n
form = NameForm()<\/p>\n
if form.validate_on_submit():<\/p>\n
name = form.name.data<\/p>\n
return f"Hello, {name}!"<\/p>\n
return render_template('form.html', form=form)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\n- \u5728\u6a21\u677f\u4e2d\u6e32\u67d3\u8868\u5355\uff1a<\/li>\n<\/ol>\n
<form method="post"><\/p>\n {{ form.hidden_tag() }}<\/p>\n
{{ form.name.label }} {{ form.name(size=20) }}<\/p>\n
{{ form.submit() }}<\/p>\n
<\/form><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516d\u3001\u8fde\u63a5\u6570\u636e\u5e93<\/h3>\n<\/p>\n
Flask\u652f\u6301\u591a\u79cd\u6570\u636e\u5e93\u8fde\u63a5\u65b9\u5f0f\uff0c\u5e38\u7528\u7684\u6570\u636e\u5e93\u6709SQLite\u3001MySQL\u548cPostgreSQL\u3002<\/p>\n<\/p>\n
6.1 \u4f7f\u7528Flask-SQLAlchemy<\/h4>\n<\/p>\n
Flask-SQLAlchemy\u662fFlask\u7684\u4e00\u4e2a\u6269\u5c55\u5e93\uff0c\u63d0\u4f9b\u4e86ORM\uff08\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04\uff09\u529f\u80fd\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u4f7f\u7528Flask-SQLAlchemy\uff1a<\/p>\n<\/p>\n
\n- \u5b89\u88c5Flask-SQLAlchemy\uff1a<\/li>\n<\/ol>\n
pip install Flask-SQLAlchemy<\/p>\n<\/code><\/pre>\n<\/p>\n
\n- \u914d\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\uff1a<\/li>\n<\/ol>\n
from flask_sqlalchemy import SQLAlchemy<\/p>\napp.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:\/\/\/app.db'<\/p>\n
db = SQLAlchemy(app)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\n- \u5b9a\u4e49\u6a21\u578b\u7c7b\uff1a<\/li>\n<\/ol>\n
class User(db.Model):<\/p>\n id = db.Column(db.Integer, primary_key=True)<\/p>\n
username = db.Column(db.String(80), unique=True, nullable=False)<\/p>\n
email = db.Column(db.String(120), unique=True, nullable=False)<\/p>\n
def __repr__(self):<\/p>\n
return f'<User {self.username}>'<\/p>\n
<\/code><\/pre>\n<\/p>\n
\n- \u521b\u5efa\u6570\u636e\u5e93\uff1a<\/li>\n<\/ol>\n
flask shell<\/p>\n>>> from app import db<\/p>\n
>>> db.create_all()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\n- \u64cd\u4f5c\u6570\u636e\u5e93\uff1a<\/li>\n<\/ol>\n
# \u6dfb\u52a0\u7528\u6237<\/p>\nnew_user = User(username='john', email='john@example.com')<\/p>\n
db.session.add(new_user)<\/p>\n
db.session.commit()<\/p>\n
\u67e5\u8be2\u7528\u6237<\/strong><\/h2>\nuser = User.query.filter_by(username='john').first()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e03\u3001\u5b9e\u73b0API<\/h3>\n<\/p>\n
Flask\u53ef\u4ee5\u7528\u6765\u521b\u5efaRESTful API\uff0c\u63d0\u4f9b\u6570\u636e\u670d\u52a1\u3002<\/p>\n<\/p>\n
7.1 \u521b\u5efaAPI\u8def\u7531<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528Flask\u7684\u8def\u7531\u548c\u89c6\u56fe\u51fd\u6570\u6765\u5904\u7406API\u8bf7\u6c42\uff1a<\/p>\n<\/p>\n
from flask import jsonify<\/p>\n@app.route('\/api\/users')<\/p>\n
def get_users():<\/p>\n
users = User.query.all()<\/p>\n
return jsonify([user.to_dict() for user in users])<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u6a21\u578b\u7c7b\u4e2d\u5b9a\u4e49to_dict<\/code>\u65b9\u6cd5\uff1a<\/p>\n<\/p>\nclass User(db.Model):<\/p>\n # ...<\/p>\n
def to_dict(self):<\/p>\n
return {'id': self.id, 'username': self.username, 'email': self.email}<\/p>\n
<\/code><\/pre>\n<\/p>\n
7.2 \u4f7f\u7528Flask-RESTful<\/h4>\n<\/p>\n
Flask-RESTful\u662fFlask\u7684\u4e00\u4e2a\u6269\u5c55\u5e93\uff0c\u7b80\u5316\u4e86API\u7684\u521b\u5efa\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u4f7f\u7528Flask-RESTful\uff1a<\/p>\n<\/p>\n
\n- \u5b89\u88c5Flask-RESTful\uff1a<\/li>\n<\/ol>\n
pip install Flask-RESTful<\/p>\n<\/code><\/pre>\n<\/p>\n
\n- \u4f7f\u7528Flask-RESTful\u5b9a\u4e49API\u8d44\u6e90\uff1a<\/li>\n<\/ol>\n
from flask_restful import Api, Resource<\/p>\napi = Api(app)<\/p>\n
class UserResource(Resource):<\/p>\n
def get(self):<\/p>\n
users = User.query.all()<\/p>\n
return [user.to_dict() for user in users]<\/p>\n
api.add_resource(UserResource, '\/api\/users')<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516b\u3001\u90e8\u7f72\u5e94\u7528<\/h3>\n<\/p>\n
\u5f00\u53d1\u5b8c\u6210\u540e\uff0c\u9700\u8981\u5c06Flask\u5e94\u7528\u90e8\u7f72\u5230\u751f\u4ea7\u73af\u5883\u3002\u5e38\u7528\u7684\u90e8\u7f72\u65b9\u5f0f\u6709\u4f7f\u7528Gunicorn\u6216uWSGI\u4e0eNginx\u642d\u914d\uff0c\u6216\u5c06\u5e94\u7528\u6258\u7ba1\u5728\u4e91\u670d\u52a1\u5e73\u53f0\u4e0a\u3002<\/p>\n<\/p>\n
8.1 \u4f7f\u7528Gunicorn\u90e8\u7f72<\/h4>\n<\/p>\n
Gunicorn\u662f\u4e00\u4e2aPython\u7684WSGI HTTP\u670d\u52a1\u5668\uff0c\u9002\u7528\u4e8eUNIX\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u4f7f\u7528Gunicorn\u90e8\u7f72Flask\u5e94\u7528\uff1a<\/p>\n<\/p>\n
\n- \u5b89\u88c5Gunicorn\uff1a<\/li>\n<\/ol>\n
pip install gunicorn<\/p>\n<\/code><\/pre>\n<\/p>\n
\n- \u8fd0\u884cGunicorn\uff1a<\/li>\n<\/ol>\n
gunicorn -w 4 app:app<\/p>\n<\/code><\/pre>\n<\/p>\n
\u8fd9\u91cc\u7684-w 4<\/code>\u8868\u793a\u4f7f\u75284\u4e2a\u5de5\u4f5c\u8fdb\u7a0b\u3002<\/p>\n<\/p>\n8.2 \u5728\u4e91\u5e73\u53f0\u4e0a\u90e8\u7f72<\/h4>\n<\/p>\n
\u8bb8\u591a\u4e91\u5e73\u53f0\u63d0\u4f9b\u4e86\u4e00\u952e\u90e8\u7f72Flask\u5e94\u7528\u7684\u670d\u52a1\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u4e91\u5e73\u53f0\uff1a<\/p>\n<\/p>\n
\n- Heroku<\/strong>\uff1a\u652f\u6301Git\u96c6\u6210\uff0c\u63d0\u4f9b\u514d\u8d39\u7684\u5e94\u7528\u6258\u7ba1\u3002<\/li>\n
- AWS Elastic Beanstalk<\/strong>\uff1a\u81ea\u52a8\u7ba1\u7406\u90e8\u7f72\u3001\u6269\u5c55\u548c\u76d1\u63a7\u3002<\/li>\n
- Google App Engine<\/strong>\uff1a\u652f\u6301\u81ea\u52a8\u6269\u5c55\u548c\u8d1f\u8f7d\u5747\u8861\u3002<\/li>\n<\/ul>\n
\u90e8\u7f72\u4e4b\u524d\uff0c\u8bf7\u786e\u4fdd\u914d\u7f6e\u4e86\u73af\u5883\u53d8\u91cf\uff0c\u5982FLASK_ENV=production<\/code>\uff0c\u5e76\u5728\u751f\u4ea7\u73af\u5883\u4e2d\u7981\u7528\u8c03\u8bd5\u6a21\u5f0f\u3002<\/p>\n<\/p>\n\u901a\u8fc7\u672c\u6587\u7684\u8be6\u7ec6\u8bb2\u89e3\uff0c\u76f8\u4fe1\u60a8\u5df2\u7ecf\u5bf9\u5982\u4f55\u4f7f\u7528Python Flask\u6709\u4e86\u6df1\u5165\u7684\u4e86\u89e3\u3002Flask\u4f5c\u4e3a\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684Web\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u7075\u6d3b\u7684\u5f00\u53d1\u65b9\u5f0f\u548c\u4e30\u5bcc\u7684\u6269\u5c55\u529f\u80fd\uff0c\u9002\u5408\u6784\u5efa\u5404\u79cd\u89c4\u6a21\u7684Web\u5e94\u7528\u3002\u65e0\u8bba\u662f\u5904\u7406\u7b80\u5355\u7684\u8bf7\u6c42\u54cd\u5e94\uff0c\u8fd8\u662f\u5f00\u53d1\u590d\u6742\u7684API\u548cWeb\u5e94\u7528\uff0cFlask\u90fd\u80fd\u63d0\u4f9b\u5f3a\u5927\u7684\u652f\u6301\u3002\u5e0c\u671b\u672c\u6587\u80fd\u4e3a\u60a8\u7684Flask\u5f00\u53d1\u4e4b\u65c5\u63d0\u4f9b\u5e2e\u52a9\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n \u5982\u4f55\u5728Python Flask\u4e2d\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684Web\u5e94\u7528\uff1f<\/strong>
\u8981\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684Web\u5e94\u7528\uff0c\u60a8\u9996\u5148\u9700\u8981\u5b89\u88c5Flask\u5e93\u3002\u53ef\u4ee5\u901a\u8fc7\u8fd0\u884cpip install Flask<\/code>\u6765\u5b8c\u6210\u3002\u63a5\u4e0b\u6765\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2aPython\u6587\u4ef6\uff0c\u5bfc\u5165Flask\u5e76\u5b9a\u4e49\u4e00\u4e2a\u5e94\u7528\u5b9e\u4f8b\u3002\u4f7f\u7528\u88c5\u9970\u5668@app.route<\/code>\u6765\u5b9a\u4e49\u8def\u7531\uff0c\u7136\u540e\u7f16\u5199\u5904\u7406\u8bf7\u6c42\u7684\u89c6\u56fe\u51fd\u6570\u3002\u6700\u540e\uff0c\u901a\u8fc7\u8c03\u7528app.run()<\/code>\u542f\u52a8\u670d\u52a1\u5668\u3002<\/p>\nFlask\u6846\u67b6\u4e0e\u5176\u4ed6Python Web\u6846\u67b6\u76f8\u6bd4\u6709\u4ec0\u4e48\u4f18\u52bf\uff1f<\/strong>
Flask\u7684\u4f18\u52bf\u5728\u4e8e\u5176\u8f7b\u91cf\u7ea7\u548c\u7075\u6d3b\u6027\uff0c\u7279\u522b\u9002\u5408\u5c0f\u578b\u5e94\u7528\u548c\u5feb\u901f\u5f00\u53d1\u3002\u5b83\u7684\u5fae\u6838\u5fc3\u4f7f\u5f97\u5f00\u53d1\u8005\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u9009\u62e9\u63d2\u4ef6\u548c\u6269\u5c55\uff0c\u800c\u4e0d\u88ab\u6846\u67b6\u7684\u7ed3\u6784\u675f\u7f1a\u3002\u6b64\u5916\uff0cFlask\u62e5\u6709\u826f\u597d\u7684\u6587\u6863\u652f\u6301\u548c\u6d3b\u8dc3\u7684\u793e\u533a\uff0c\u4fbf\u4e8e\u5f00\u53d1\u8005\u83b7\u53d6\u5e2e\u52a9\u548c\u8d44\u6e90\u3002<\/p>\n\u5982\u4f55\u5728Flask\u4e2d\u5904\u7406\u8868\u5355\u6570\u636e\uff1f<\/strong>
\u5728Flask\u4e2d\u5904\u7406\u8868\u5355\u6570\u636e\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528Flask-WTF<\/code>\u6269\u5c55\u5b9e\u73b0\u3002\u9996\u5148\uff0c\u60a8\u9700\u8981\u5b89\u88c5\u8be5\u6269\u5c55\u5e76\u5bfc\u5165\u6240\u9700\u7684\u7c7b\u3002\u63a5\u4e0b\u6765\uff0c\u60a8\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u8868\u5355\u7c7b\uff0c\u5305\u542b\u6240\u9700\u7684\u5b57\u6bb5\u548c\u9a8c\u8bc1\u3002\u901a\u8fc7\u5728\u89c6\u56fe\u51fd\u6570\u4e2d\u521b\u5efa\u8868\u5355\u5b9e\u4f8b\u5e76\u4f7f\u7528form.validate_on_submit()<\/code>\u65b9\u6cd5\u6765\u5904\u7406\u8868\u5355\u63d0\u4ea4\uff0c\u60a8\u53ef\u4ee5\u8f7b\u677e\u5730\u83b7\u53d6\u7528\u6237\u8f93\u5165\u5e76\u8fdb\u884c\u540e\u7eed\u5904\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python Flask\u7684\u4f7f\u7528\u65b9\u6cd5\u4e3b\u8981\u5305\u62ec\uff1a\u5b89\u88c5Flask\u3001\u521b\u5efa\u57fa\u7840\u5e94\u7528\u3001\u5b9a\u4e49\u8def\u7531\u548c\u89c6\u56fe\u51fd\u6570\u3001\u5904\u7406\u8bf7\u6c42\u548c\u54cd\u5e94\u3001 […]","protected":false},"author":3,"featured_media":948851,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/948846"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=948846"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/948846\/revisions"}],"predecessor-version":[{"id":948853,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/948846\/revisions\/948853"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/948851"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=948846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=948846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=948846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"python](\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25084038\/28576f79-554e-47a7-9b48-e3deaba9e210.webp\")
<\/p>\n