import os<\/p>\nfrom flask import request, redirect, url_for<\/p>\n
UPLOAD_FOLDER = 'uploads'<\/p>\n
app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER<\/p>\n
@app.route('\/upload', methods=['POST'])<\/p>\n
def upload_file():<\/p>\n
file = request.files['file']<\/p>\n
if file:<\/p>\n
file.save(os.path.join(app.config['UPLOAD_FOLDER'], file.filename))<\/p>\n
return 'File uploaded successfully'<\/p>\n
return 'No file uploaded'<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728index.html<\/code>\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u6587\u4ef6\u4e0a\u4f20\u8868\u5355\uff1a<\/p>\n<\/p>\n<form action="\/upload" method="post" enctype="multipart\/form-data"><\/p>\n <input type="file" name="file"><\/p>\n
<button type="submit">Upload<\/button><\/p>\n
<\/form><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u96c6\u6210\u6570\u636e\u5e93<\/p>\n<\/p>\n
\u5728\u5f00\u53d1\u7f51\u9875\u5e94\u7528\u65f6\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u5b58\u50a8\u548c\u7ba1\u7406\u6570\u636e\u3002Flask\u548cDjango\u90fd\u652f\u6301\u591a\u79cd\u6570\u636e\u5e93\uff0c\u5982SQLite\u3001MySQL\u548cPostgreSQL\u3002\u6211\u4eec\u5c06\u4ee5Flask\u548cSQLite\u4e3a\u4f8b\uff0c\u4ecb\u7ecd\u5982\u4f55\u96c6\u6210\u6570\u636e\u5e93\u3002<\/p>\n<\/p>\n
\n- \u5b89\u88c5SQLAlchemy<\/p>\n
SQLAlchemy\u662f\u4e00\u4e2a\u5f3a\u5927\u7684ORM\uff08\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04\uff09\u5e93\uff0c\u53ef\u4ee5\u5e2e\u52a9\u60a8\u65b9\u4fbf\u5730\u64cd\u4f5c\u6570\u636e\u5e93\u3002\u4f7f\u7528pip\u5b89\u88c5SQLAlchemy\uff1a<\/li>\n<\/p>\n<\/ol>\n
pip install SQLAlchemy<\/p>\n<\/code><\/pre>\n<\/p>\n
\n- \u914d\u7f6e\u6570\u636e\u5e93<\/p>\n
\u5728app.py<\/code>\u6587\u4ef6\u4e2d\u914d\u7f6e\u6570\u636e\u5e93\u8fde\u63a5\uff1a<\/li>\n<\/p>\n<\/ol>\nfrom flask_sqlalchemy import SQLAlchemy<\/p>\napp.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:\/\/\/mydatabase.db'<\/p>\n
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False<\/p>\n
db = SQLAlchemy(app)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\n- \u5b9a\u4e49\u6a21\u578b<\/p>\n
\u5b9a\u4e49\u6570\u636e\u6a21\u578b\u6765\u8868\u793a\u6570\u636e\u5e93\u4e2d\u7684\u8868\uff1a<\/li>\n<\/p>\n<\/ol>\n
class User(db.Model):<\/p>\n id = db.Column(db.Integer, primary_key=True)<\/p>\n
name = 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.name}>'<\/p>\n
<\/code><\/pre>\n<\/p>\n
\n- \u521b\u5efa\u6570\u636e\u5e93<\/p>\n
\u5728Python\u4ea4\u4e92\u73af\u5883\u4e2d\u521b\u5efa\u6570\u636e\u5e93\uff1a<\/li>\n<\/p>\n<\/ol>\n
from app import db<\/p>\ndb.create_all()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\n- \u64cd\u4f5c\u6570\u636e\u5e93<\/p>\n
\u5728\u8def\u7531\u4e2d\u6dfb\u52a0\u64cd\u4f5c\u6570\u636e\u5e93\u7684\u4ee3\u7801\uff1a<\/li>\n<\/p>\n<\/ol>\n
@app.route('\/add_user', methods=['POST'])<\/p>\ndef add_user():<\/p>\n
name = request.form['name']<\/p>\n
email = request.form['email']<\/p>\n
new_user = User(name=name, email=email)<\/p>\n
db.session.add(new_user)<\/p>\n
db.session.commit()<\/p>\n
return f'User {name} added successfully'<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728index.html<\/code>\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u8868\u5355\u6765\u6dfb\u52a0\u7528\u6237\uff1a<\/p>\n<\/p>\n<form action="\/add_user" method="post"><\/p>\n <input type="text" name="name" placeholder="Enter your name"><\/p>\n
<input type="email" name="email" placeholder="Enter your email"><\/p>\n
<button type="submit">Add User<\/button><\/p>\n
<\/form><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516d\u3001\u90e8\u7f72\u548c\u7ef4\u62a4<\/p>\n<\/p>\n
\u5728\u5f00\u53d1\u5b8c\u6210\u540e\uff0c\u60a8\u9700\u8981\u5c06\u7f51\u9875\u5e94\u7528\u90e8\u7f72\u5230\u670d\u52a1\u5668\u4e0a\uff0c\u5e76\u8fdb\u884c\u7ef4\u62a4\u3002\u5e38\u89c1\u7684\u90e8\u7f72\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u4e91\u670d\u52a1\u3001\u865a\u62df\u79c1\u6709\u670d\u52a1\u5668\uff08VPS\uff09\u548c\u5e73\u53f0\u5373\u670d\u52a1\uff08PaaS\uff09\u7b49\u3002<\/p>\n<\/p>\n
\n- \n
\u4f7f\u7528\u4e91\u670d\u52a1<\/p>\n
AWS\u3001Google Cloud\u548cMicrosoft Azure\u7b49\u4e91\u670d\u52a1\u63d0\u4f9b\u4e86\u7075\u6d3b\u7684\u90e8\u7f72\u548c\u7ba1\u7406\u9009\u9879\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e9b\u670d\u52a1\u5feb\u901f\u90e8\u7f72\u548c\u6269\u5c55\u60a8\u7684\u7f51\u9875\u5e94\u7528\u3002<\/p>\n<\/p>\n<\/li>\n
- \n
\u4f7f\u7528VPS<\/p>\n
VPS\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u63a7\u5236\u6743\u548c\u6027\u80fd\uff0c\u9002\u5408\u9700\u8981\u81ea\u5b9a\u4e49\u914d\u7f6e\u548c\u9ad8\u6d41\u91cf\u7684\u7f51\u7ad9\u3002\u5e38\u89c1\u7684VPS\u63d0\u4f9b\u5546\u5305\u62ecDigitalOcean\u3001Linode\u548cVultr\u3002<\/p>\n<\/p>\n<\/li>\n
- \n
\u4f7f\u7528PaaS<\/p>\n
PaaS\u5e73\u53f0\uff08\u5982Heroku\u3001PythonAnywhere\u548cGoogle App Engine\uff09\u63d0\u4f9b\u4e86\u7b80\u5316\u7684\u90e8\u7f72\u548c\u7ba1\u7406\u6d41\u7a0b\uff0c\u9002\u5408\u4e2d\u5c0f\u578b\u9879\u76ee\u548c\u5feb\u901f\u5f00\u53d1\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
\u4e03\u3001\u5b89\u5168\u6027\u548c\u6027\u80fd\u4f18\u5316<\/p>\n<\/p>\n
\u5728\u90e8\u7f72\u7f51\u9875\u5e94\u7528\u65f6\uff0c\u786e\u4fdd\u5176\u5b89\u5168\u6027\u548c\u6027\u80fd\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u5b89\u5168\u63aa\u65bd\u548c\u6027\u80fd\u4f18\u5316\u6280\u5de7\uff1a<\/p>\n<\/p>\n
\n- \u5b89\u5168\u63aa\u65bd<\/li>\n<\/ol>\n
\n- \u8f93\u5165\u9a8c\u8bc1<\/strong>\uff1a\u5bf9\u7528\u6237\u8f93\u5165\u8fdb\u884c\u9a8c\u8bc1\uff0c\u9632\u6b62SQL\u6ce8\u5165\u548c\u8de8\u7ad9\u811a\u672c\uff08XSS\uff09\u653b\u51fb\u3002<\/li>\n
- \u7528\u6237\u8ba4\u8bc1<\/strong>\uff1a\u4f7f\u7528\u5b89\u5168\u7684\u7528\u6237\u8ba4\u8bc1\u673a\u5236\uff0c\u5982Flask-Login\u6216Django\u5185\u7f6e\u7684\u8ba4\u8bc1\u7cfb\u7edf\u3002<\/li>\n
- HTTPS<\/strong>\uff1a\u4f7f\u7528SSL\/TLS\u8bc1\u4e66\u52a0\u5bc6\u6570\u636e\u4f20\u8f93\uff0c\u786e\u4fdd\u7528\u6237\u4fe1\u606f\u7684\u5b89\u5168\u3002<\/li>\n<\/ul>\n
\n- \u6027\u80fd\u4f18\u5316<\/li>\n<\/ol>\n
\n- \u7f13\u5b58<\/strong>\uff1a\u4f7f\u7528\u7f13\u5b58\u673a\u5236\uff0c\u5982Flask-Cache\u6216Django\u7f13\u5b58\u6846\u67b6\uff0c\u51cf\u5c11\u6570\u636e\u5e93\u67e5\u8be2\u548c\u9875\u9762\u751f\u6210\u65f6\u95f4\u3002<\/li>\n
- \u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff08CDN\uff09<\/strong>\uff1a\u4f7f\u7528CDN\u52a0\u901f\u9759\u6001\u6587\u4ef6\u7684\u52a0\u8f7d\uff0c\u63d0\u9ad8\u7f51\u9875\u52a0\u8f7d\u901f\u5ea6\u3002<\/li>\n
- \u6570\u636e\u5e93\u4f18\u5316<\/strong>\uff1a\u5bf9\u6570\u636e\u5e93\u8fdb\u884c\u4f18\u5316\uff0c\u5982\u7d22\u5f15\u548c\u67e5\u8be2\u4f18\u5316\uff0c\u63d0\u9ad8\u6570\u636e\u8bbf\u95ee\u901f\u5ea6\u3002<\/li>\n<\/ul>\n
\u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528Python\u7f16\u5199\u4e00\u4e2a\u529f\u80fd\u9f50\u5168\u7684\u7f51\u9875\u5e94\u7528\u3002\u9009\u62e9\u5408\u9002\u7684\u6846\u67b6\u3001\u914d\u7f6e\u5f00\u53d1\u73af\u5883\u3001\u5904\u7406\u7528\u6237\u8bf7\u6c42\u3001\u96c6\u6210\u6570\u636e\u5e93\u3001\u90e8\u7f72\u548c\u7ef4\u62a4\u7f51\u7ad9\u3001\u786e\u4fdd\u5b89\u5168\u6027\u548c\u6027\u80fd\u4f18\u5316\uff0c\u8fd9\u4e9b\u90fd\u662f\u6210\u529f\u5f00\u53d1\u7f51\u9875\u5e94\u7528\u7684\u5173\u952e\u6b65\u9aa4\u3002\u5e0c\u671b\u672c\u6587\u80fd\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u548c\u638c\u63e1\u4f7f\u7528Python\u7f16\u5199\u7f51\u9875\u7684\u57fa\u672c\u65b9\u6cd5\u548c\u6280\u5de7\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n \u5982\u4f55\u5f00\u59cb\u7528Python\u7f16\u5199\u7f51\u9875\uff1f<\/strong>
\u5728\u5f00\u59cb\u4f7f\u7528Python\u7f16\u5199\u7f51\u9875\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u4e86\u89e3\u4e00\u4e9b\u57fa\u672c\u6982\u5ff5\u3002\u9996\u5148\uff0c\u60a8\u53ef\u4ee5\u9009\u62e9\u4f7f\u7528Flask\u6216Django\u7b49\u6846\u67b6\u6765\u7b80\u5316\u5f00\u53d1\u8fc7\u7a0b\u3002Flask\u9002\u5408\u5c0f\u578b\u9879\u76ee\uff0c\u800cDjango\u5219\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u529f\u80fd\uff0c\u9002\u5408\u5927\u578b\u5e94\u7528\u3002\u5b89\u88c5\u8fd9\u4e9b\u6846\u67b6\u540e\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u8def\u7531\u3001\u6a21\u677f\u548c\u89c6\u56fe\u6765\u6784\u5efa\u60a8\u7684\u7f51\u9875\u3002<\/p>\n\u4f7f\u7528Python\u7f16\u5199\u7f51\u9875\u9700\u8981\u638c\u63e1\u54ea\u4e9b\u6280\u672f\uff1f<\/strong>
\u9664\u4e86Python\u672c\u8eab\uff0c\u60a8\u8fd8\u9700\u8981\u638c\u63e1HTML\u3001CSS\u548cJavaScript\u7b49\u524d\u7aef\u6280\u672f\u3002HTML\u7528\u4e8e\u6784\u5efa\u7f51\u9875\u7684\u7ed3\u6784\uff0cCSS\u7528\u4e8e\u7f8e\u5316\u7f51\u9875\u7684\u5916\u89c2\uff0c\u800cJavaScript\u5219\u7528\u4e8e\u5b9e\u73b0\u4ea4\u4e92\u529f\u80fd\u3002\u4e86\u89e3\u5982\u4f55\u5c06\u8fd9\u4e9b\u524d\u7aef\u6280\u672f\u4e0ePython\u540e\u7aef\u7ed3\u5408\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n\u5982\u4f55\u5904\u7406\u7f51\u9875\u4e2d\u7684\u6570\u636e\u4ea4\u4e92\uff1f<\/strong>
\u5728\u4f7f\u7528Python\u7f16\u5199\u7f51\u9875\u65f6\uff0c\u6570\u636e\u4ea4\u4e92\u901a\u5e38\u901a\u8fc7HTTP\u8bf7\u6c42\u5b9e\u73b0\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528Flask\u6216Django\u7684\u8868\u5355\u5904\u7406\u529f\u80fd\u6765\u6536\u96c6\u7528\u6237\u8f93\u5165\uff0c\u5e76\u901a\u8fc7\u6570\u636e\u5e93\u5b58\u50a8\u548c\u68c0\u7d22\u6570\u636e\u3002\u901a\u8fc7\u4f7f\u7528AJAX\u548cRESTful API\uff0c\u60a8\u8fd8\u53ef\u4ee5\u5b9e\u73b0\u65e0\u5237\u65b0\u6570\u636e\u66f4\u65b0\uff0c\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u4f7f\u7528Python\u7f16\u5199\u7f51\u9875\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528\u6846\u67b6\uff08\u5982Flask\u548cDjango\uff09\u521b\u5efa\u540e\u7aef\uff0c\u5229\u7528\u6a21\u677f\u5f15\u64ce\u751f\u6210HTML\u3001 […]","protected":false},"author":3,"featured_media":1024727,"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\/1024721"}],"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=1024721"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1024721\/revisions"}],"predecessor-version":[{"id":1024728,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1024721\/revisions\/1024728"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1024727"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1024721"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1024721"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1024721"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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<\/p>\n