{"id":944667,"date":"2024-12-26T23:11:05","date_gmt":"2024-12-26T15:11:05","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/944667.html"},"modified":"2024-12-26T23:11:07","modified_gmt":"2024-12-26T15:11:07","slug":"python-%e5%a6%82%e4%bd%95%e7%99%bb%e9%99%86","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/944667.html","title":{"rendered":"python \u5982\u4f55\u767b\u9646"},"content":{"rendered":"

\"python<\/p>\n

\n

search("python \u5982\u4f55\u767b\u9646")<\/p>\n<\/p>\n<\/blockquote>\n

Python\u5b9e\u73b0\u767b\u5f55\u529f\u80fd\u7684\u65b9\u6cd5\u591a\u79cd\u591a\u6837<\/strong>\uff0c\u5305\u62ec\u4f7f\u7528\u6807\u51c6\u5e93\u3001Flask\u6846\u67b6\u3001Django\u6846\u67b6\u7b49<\/strong>\uff0c\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u72ec\u7279\u7684\u5b9e\u73b0\u65b9\u5f0f\u548c\u9002\u7528\u573a\u666f<\/strong>\u3002\u4ee5\u4e0b\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528\u6807\u51c6\u5e93\u5b9e\u73b0\u767b\u5f55\u529f\u80fd<\/strong><\/p>\n<\/p>\n

Python\u7684\u6807\u51c6\u5e93\u63d0\u4f9b\u4e86\u57fa\u672c\u7684\u6587\u4ef6\u8bfb\u5199\u548c\u7528\u6237\u8f93\u5165\u529f\u80fd\uff0c\u53ef\u4ee5\u7528\u6765\u5b9e\u73b0\u7b80\u5355\u7684\u767b\u5f55\u7cfb\u7edf\u3002<\/p>\n<\/p>\n

1. \u6587\u4ef6\u8bfb\u5199\u64cd\u4f5c<\/strong><\/p>\n<\/p>\n

\u901a\u8fc7\u8bfb\u53d6\u5b58\u50a8\u5728\u6587\u4ef6\u4e2d\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\uff0c\u8fdb\u884c\u7528\u6237\u9a8c\u8bc1\u3002<\/p>\n<\/p>\n

import json<\/p>\n
\u8bfb\u53d6\u7528\u6237\u6570\u636e<\/strong><\/h2>\n
with open('users.json', 'r') as file:<\/p>\n
    users = json.load(file)<\/p>\n
\u7528\u6237\u767b\u5f55\u51fd\u6570<\/strong><\/h2>\n
def login():<\/p>\n
    username = input("\u8bf7\u8f93\u5165\u7528\u6237\u540d: ")<\/p>\n
    password = input("\u8bf7\u8f93\u5165\u5bc6\u7801: ")<\/p>\n
    if username in users and users[username] == password:<\/p>\n
        print("\u767b\u5f55\u6210\u529f\uff01")<\/p>\n
    else:<\/p>\n
        print("\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\u3002")<\/p>\n
login()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u7528\u6237\u4fe1\u606f\u5b58\u50a8\u5728\u4e00\u4e2aJSON\u6587\u4ef6\u4e2d\uff0c\u7a0b\u5e8f\u901a\u8fc7\u8bfb\u53d6\u8be5\u6587\u4ef6\u5e76\u9a8c\u8bc1\u7528\u6237\u8f93\u5165\u7684\u7528\u6237\u540d\u548c\u5bc6\u7801\u6765\u5b9e\u73b0\u767b\u5f55\u529f\u80fd\u3002<\/p>\n<\/p>\n
2. \u4f7f\u7528getpass<\/code>\u6a21\u5757\u9690\u85cf\u5bc6\u7801\u8f93\u5165<\/strong><\/p>\n<\/p>\n
\u4e3a\u4e86\u63d0\u9ad8\u5b89\u5168\u6027\uff0c\u53ef\u4ee5\u4f7f\u7528getpass<\/code>\u6a21\u5757\u6765\u9690\u85cf\u7528\u6237\u8f93\u5165\u7684\u5bc6\u7801\u3002<\/p>\n<\/p>\n
import json<\/p>\n
import getpass<\/p>\n
\u8bfb\u53d6\u7528\u6237\u6570\u636e<\/strong><\/h2>\n
with open('users.json', 'r') as file:<\/p>\n
    users = json.load(file)<\/p>\n
\u7528\u6237\u767b\u5f55\u51fd\u6570<\/strong><\/h2>\n
def login():<\/p>\n
    username = input("\u8bf7\u8f93\u5165\u7528\u6237\u540d: ")<\/p>\n
    password = getpass.getpass("\u8bf7\u8f93\u5165\u5bc6\u7801: ")<\/p>\n
    if username in users and users[username] == password:<\/p>\n
        print("\u767b\u5f55\u6210\u529f\uff01")<\/p>\n
    else:<\/p>\n
        print("\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef\u3002")<\/p>\n
login()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7getpass.getpass()<\/code>\u51fd\u6570\uff0c\u7528\u6237\u8f93\u5165\u7684\u5bc6\u7801\u5c06\u4e0d\u4f1a\u663e\u793a\u5728\u63a7\u5236\u53f0\u4e0a\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u5b89\u5168\u6027\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528Flask\u6846\u67b6\u5b9e\u73b0\u767b\u5f55\u529f\u80fd<\/strong><\/p>\n<\/p>\n
Flask\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684Web\u6846\u67b6\uff0c\u9002\u7528\u4e8e\u6784\u5efa\u7b80\u5355\u7684Web\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n
1. \u5b89\u88c5Flask<\/strong><\/p>\n<\/p>\n
\u5728\u5f00\u59cb\u4e4b\u524d\uff0c\u9700\u8981\u786e\u4fdd\u5df2\u5b89\u88c5Flask\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\uff1a<\/p>\n<\/p>\n
pip install flask<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u521b\u5efaFlask\u5e94\u7528\u5e76\u5b9e\u73b0\u767b\u5f55\u529f\u80fd<\/strong><\/p>\n<\/p>\n
\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528Flask\u5b9e\u73b0\u7b80\u5355\u767b\u5f55\u529f\u80fd\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
from flask import Flask, request, render_template, redirect, url_for, session<\/p>\n
app = Flask(__name__)<\/p>\n
app.secret_key = 'your_secret_key'<\/p>\n
\u6a21\u62df\u7684\u7528\u6237\u6570\u636e<\/strong><\/h2>\n
users = {'admin': '1234'}<\/p>\n
@app.route('\/login', methods=['GET', 'POST'])<\/p>\n
def login():<\/p>\n
    if request.method == 'POST':<\/p>\n
        username = request.form['username']<\/p>\n
        password = request.form['password']<\/p>\n
        if username in users and users[username] == password:<\/p>\n
            session['username'] = username<\/p>\n
            return redirect(url_for('welcome'))<\/p>\n
        else:<\/p>\n
            return "\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef"<\/p>\n
    return render_template('login.html')<\/p>\n
@app.route('\/welcome')<\/p>\n
def welcome():<\/p>\n
    if 'username' in session:<\/p>\n
        return f"\u6b22\u8fce, {session['username']}!"<\/p>\n
    return redirect(url_for('login'))<\/p>\n
if __name__ == '__mAI<\/a>n__':<\/p>\n
    app.run(debug=True)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0cusers<\/code>\u5b57\u5178\u7528\u4e8e\u5b58\u50a8\u7528\u6237\u540d\u548c\u5bc6\u7801\u3002\u7528\u6237\u901a\u8fc7\/login<\/code>\u8def\u7531\u63d0\u4ea4\u7528\u6237\u540d\u548c\u5bc6\u7801\uff0c\u9a8c\u8bc1\u6210\u529f\u540e\u4f1a\u8bdd\u4e2d\u4f1a\u5b58\u50a8\u7528\u6237\u540d\uff0c\u5e76\u91cd\u5b9a\u5411\u5230\/welcome<\/code>\u9875\u9762\u3002<\/p>\n<\/p>\n
3. \u521b\u5efa\u767b\u5f55\u9875\u9762\u6a21\u677f<\/strong><\/p>\n<\/p>\n
\u5728\u9879\u76ee\u7684templates<\/code>\u6587\u4ef6\u5939\u4e2d\u521b\u5efalogin.html<\/code>\u6587\u4ef6\uff1a<\/p>\n<\/p>\n
<!doctype html><\/p>\n
<html><\/p>\n
<head><\/p>\n
    <title>\u767b\u5f55<\/title><\/p>\n
<\/head><\/p>\n
<body><\/p>\n
    <h2>\u767b\u5f55<\/h2><\/p>\n
    <form method="post"><\/p>\n
        \u7528\u6237\u540d: <input type="text" name="username"><br><\/p>\n
        \u5bc6\u7801: <input type="password" name="password"><br><\/p>\n
        <input type="submit" value="\u767b\u5f55"><\/p>\n
    <\/form><\/p>\n
<\/body><\/p>\n
<\/html><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8be5HTML\u6587\u4ef6\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u767b\u5f55\u8868\u5355\uff0c\u7528\u6237\u53ef\u4ee5\u8f93\u5165\u7528\u6237\u540d\u548c\u5bc6\u7801\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528Django\u6846\u67b6\u5b9e\u73b0\u767b\u5f55\u529f\u80fd<\/strong><\/p>\n<\/p>\n
Django\u662f\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684Web\u6846\u67b6\uff0c\u9002\u7528\u4e8e\u6784\u5efa\u590d\u6742\u7684Web\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n
1. \u5b89\u88c5Django<\/strong><\/p>\n<\/p>\n
\u9996\u5148\uff0c\u786e\u4fdd\u5df2\u5b89\u88c5Django\uff1a<\/p>\n<\/p>\n
pip install django<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u521b\u5efaDjango\u9879\u76ee\u548c\u5e94\u7528<\/strong><\/p>\n<\/p>\n
\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efaDjango\u9879\u76ee\u548c\u5e94\u7528\uff1a<\/p>\n<\/p>\n
django-admin startproject myproject<\/p>\n
cd myproject<\/p>\n
python manage.py startapp myapp<\/p>\n
<\/code><\/pre>\n<\/p>\n
3. \u914d\u7f6e\u6570\u636e\u5e93\u6a21\u578b<\/strong><\/p>\n<\/p>\n
\u5728myapp\/models.py<\/code>\u4e2d\u5b9a\u4e49\u7528\u6237\u6a21\u578b\uff1a<\/p>\n<\/p>\n
from django.db import models<\/p>\n
from django.contrib.auth.models import AbstractUser<\/p>\n
class CustomUser(AbstractUser):<\/p>\n
    pass<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u7136\u540e\uff0c\u5728settings.py<\/code>\u4e2d\u8bbe\u7f6e\u81ea\u5b9a\u4e49\u7528\u6237\u6a21\u578b\uff1a<\/p>\n<\/p>\n
AUTH_USER_MODEL = 'myapp.CustomUser'<\/p>\n
<\/code><\/pre>\n<\/p>\n
4. \u521b\u5efa\u6ce8\u518c\u548c\u767b\u5f55\u89c6\u56fe<\/strong><\/p>\n<\/p>\n
\u5728myapp\/views.py<\/code>\u4e2d\u5b9a\u4e49\u6ce8\u518c\u548c\u767b\u5f55\u89c6\u56fe\uff1a<\/p>\n<\/p>\n
from django.shortcuts import render, redirect<\/p>\n
from django.contrib.auth import authenticate, login<\/p>\n
from .forms import CustomUserCreationForm, LoginForm<\/p>\n
def register(request):<\/p>\n
    if request.method == 'POST':<\/p>\n
        form = CustomUserCreationForm(request.POST)<\/p>\n
        if form.is_valid():<\/p>\n
            form.save()<\/p>\n
            return redirect('login')<\/p>\n
    else:<\/p>\n
        form = CustomUserCreationForm()<\/p>\n
    return render(request, 'register.html', {'form': form})<\/p>\n
def user_login(request):<\/p>\n
    if request.method == 'POST':<\/p>\n
        form = LoginForm(request.POST)<\/p>\n
        if form.is_valid():<\/p>\n
            username = form.cleaned_data['username']<\/p>\n
            password = form.cleaned_data['password']<\/p>\n
            user = authenticate(request, username=username, password=password)<\/p>\n
            if user is not None:<\/p>\n
                login(request, user)<\/p>\n
                return redirect('home')<\/p>\n
            else:<\/p>\n
                return render(request, 'login.html', {'form': form, 'error': '\u7528\u6237\u540d\u6216\u5bc6\u7801\u9519\u8bef'})<\/p>\n
    else:<\/p>\n
        form = LoginForm()<\/p>\n
    return render(request, 'login.html', {'form': form})<\/p>\n
<\/code><\/pre>\n<\/p>\n
5. \u521b\u5efa\u8868\u5355<\/strong><\/p>\n<\/p>\n
\u5728myapp\/forms.py<\/code>\u4e2d\u5b9a\u4e49\u6ce8\u518c\u548c\u767b\u5f55\u8868\u5355\uff1a<\/p>\n<\/p>\n
from django import forms<\/p>\n
from django.contrib.auth.forms import UserCreationForm<\/p>\n
from .models import CustomUser<\/p>\n
class CustomUserCreationForm(User <\/p>\n
<\/code><\/pre>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u4f7f\u7528Python\u5b9e\u73b0\u81ea\u52a8\u767b\u5f55\u529f\u80fd\uff1f<\/strong>
\u81ea\u52a8\u767b\u5f55\u901a\u5e38\u6d89\u53ca\u5230\u4f7f\u7528Python\u7684\u7f51\u7edc\u8bf7\u6c42\u5e93\uff0c\u5982requests\u548cBeautifulSoup\u3002\u901a\u8fc7\u6a21\u62df\u6d4f\u89c8\u5668\u884c\u4e3a\uff0c\u60a8\u53ef\u4ee5\u5411\u76ee\u6807\u7f51\u7ad9\u53d1\u9001POST\u8bf7\u6c42\uff0c\u63d0\u4f9b\u5fc5\u8981\u7684\u767b\u5f55\u51ed\u636e\uff08\u5982\u7528\u6237\u540d\u548c\u5bc6\u7801\uff09\u3002\u4f7f\u7528requests\u5e93\u7684session\u529f\u80fd\uff0c\u53ef\u4ee5\u4fdd\u6301\u4f1a\u8bdd\u72b6\u6001\uff0c\u5b9e\u73b0\u6301\u7eed\u767b\u5f55\u3002<\/p>\n
\u5728\u4f7f\u7528Python\u767b\u5f55\u65f6\uff0c\u5982\u4f55\u5904\u7406\u9a8c\u8bc1\u7801\uff1f<\/strong>
\u8bb8\u591a\u7f51\u7ad9\u4f7f\u7528\u9a8c\u8bc1\u7801\u6765\u9632\u6b62\u81ea\u52a8\u767b\u5f55\u3002\u5904\u7406\u9a8c\u8bc1\u7801\u7684\u65b9\u6cd5\u6709\u591a\u79cd\u9009\u62e9\uff0c\u4f8b\u5982\u4f7f\u7528\u56fe\u50cf\u8bc6\u522b\u5e93\uff08\u5982Tesseract\uff09\u8fdb\u884c\u81ea\u52a8\u8bc6\u522b\uff0c\u6216\u8005\u624b\u52a8\u8f93\u5165\u9a8c\u8bc1\u7801\u3002\u5982\u679c\u9a8c\u8bc1\u7801\u592a\u590d\u6742\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u8003\u8651\u4f7f\u7528\u7b2c\u4e09\u65b9\u670d\u52a1\u6765\u89e3\u7801\u3002<\/p>\n
\u5982\u4f55\u5728Python\u4e2d\u5904\u7406\u767b\u5f55\u540e\u7684\u9875\u9762\u6570\u636e\uff1f<\/strong>
\u4e00\u65e6\u6210\u529f\u767b\u5f55\uff0c\u53ef\u4ee5\u4f7f\u7528requests\u5e93\u7ee7\u7eed\u8bf7\u6c42\u9700\u8981\u7684\u6570\u636e\u9875\u9762\u3002\u901a\u8fc7\u5206\u6790\u9875\u9762\u7684HTML\u7ed3\u6784\uff0c\u7ed3\u5408BeautifulSoup\u7b49\u89e3\u6790\u5e93\uff0c\u53ef\u4ee5\u63d0\u53d6\u6240\u9700\u7684\u4fe1\u606f\u3002\u786e\u4fdd\u4f1a\u8bdd\u4fdd\u6301\u6d3b\u8dc3\uff0c\u4ee5\u4fbf\u5728\u540e\u7eed\u8bf7\u6c42\u4e2d\u643a\u5e26\u767b\u5f55\u72b6\u6001\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"search("python \u5982\u4f55\u767b\u9646") Python\u5b9e\u73b0\u767b\u5f55\u529f\u80fd\u7684\u65b9\u6cd5\u591a\u79cd\u591a\u6837\uff0c\u5305\u62ec\u4f7f […]","protected":false},"author":3,"featured_media":944673,"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\/944667"}],"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=944667"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/944667\/revisions"}],"predecessor-version":[{"id":944674,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/944667\/revisions\/944674"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/944673"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=944667"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=944667"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=944667"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}