医院科研管理系统

from flask import Flask, render_template, request, redirect, url_for

from flask_sqlalchemy import SQLAlchemy

app = Flask(__name__)

app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///users.db'

db = SQLAlchemy(app)

class User(db.Model):

id = db.Column(db.Integer, primary_key=True)

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username = db.Column(db.String(80), unique=True, nullable=False)

password = db.Column(db.String(120), nullable=False)

@app.route('/login', methods=['GET', 'POST'])

def login():

if request.method == 'POST':

username = request.form['username']

password = request.form['password']

user = User.query.filter_by(username=username).first()

if user and user.password == password:

return redirect(url_for('dashboard'))

else:

return "Login Failed"

return render_template('login.html')

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