python Flask框架下获取用户的IP地址的范例代码，下面的代码包含了html页面和python代码，非常详细，如果你正使用Flask，也可以学习一下最基本的Flask使用方法。
from flask import Flask, render_template, request
# Initialize the Flask application
app = Flask(__name__)
# Default route, print user's IP
@app.route('/')
def index():
ip = request.remote_addr
return render_template('index.html', user_ip=ip)
if __name__ == '__main__':
app.run(
host="0.0.0.0",
port=int("80")
)
html模板代码
<!DOCTYPE html>
<html lang="en">
<head>
<link href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css"
rel="stylesheet">
</head>
<body>
<div class="container">
<div class="header">
<h3 class="text-muted">How To Get The IP Address Of The User</h3>
</div>
<hr/>
<div>
You IP address is: <strong>{{user_ip}}</strong>
<div class="header">
<h3 class="text-muted">Code to retrieve the IP</h3>
</div>
<hr/>
<pre>
from flask import Flask, render_template, request
# Initialize the Flask application
app = Flask(__name__)
# Default route, print user's IP ，http://www.111cn.net
@app.route('/')
def index():
ip = request.remote_addr
return render_template('index.html', user_ip=ip)
</pre>
</div>
</div>
</body>
</html>