我要求DeepSeek编码我的python，这是没有人制作的

import time
import pandas as pd
import numpy as np
from scapy.all import sniff, IP, TCP
from sklearn.ensemble import IsolationForest
import matplotlib.pyplot as plt
import plotly.express as px
import smtplib
from email.mime.text import MIMEText
from email.mime.multipart import MIMEMultipart
from threading import Thread

# Global variables
network_data = []
anomalies = []
model = IsolationForest(contamination=0.01)  # Anomaly detection model

# Email configuration
EMAIL_HOST = 'smtp.gmail.com'
EMAIL_PORT = 587
EMAIL_USER = 'your_email@gmail.com'
EMAIL_PASSWORD = 'your_password'
ALERT_EMAIL = 'recipient_email@example.com'

def capture_traffic(packet):
    """
    Capture network traffic and extract features.
    """
    if IP in packet:
        src_ip = packet[IP].src
        dst_ip = packet[IP].dst
        protocol = packet[IP].proto
        length = len(packet)
        timestamp = time.time()

        # Append to network data
        network_data.append([timestamp, src_ip, dst_ip, protocol, length])

def detect_anomalies():
    """
    Detect anomalies in network traffic using Isolation Forest.
    """
    global network_data, anomalies
    while True:
        if len(network_data) > 100:  # Wait for enough data
            df = pd.DataFrame(network_data, columns=['timestamp', 'src_ip', 'dst_ip', 'protocol', 'length'])
            X = df[['protocol', 'length']].values

            # Train the model and predict anomalies
            model.fit(X)
            preds = model.predict(X)
            df['anomaly'] = preds

            # Extract anomalies
            anomalies = df[df['anomaly'] == -1]
            if not anomalies.empty:
                print("Anomalies detected:")
                print(anomalies)
                send_alert_email(anomalies)
                visualize_anomalies(anomalies)

            # Clear old data
            network_data = network_data[-100:]  # Keep last 100 entries
        time.sleep(10)  # Check for anomalies every 10 seconds

def visualize_anomalies(anomalies):
    """
    Visualize anomalies using Plotly.
    """
    fig = px.scatter(anomalies, x='timestamp', y='length', color='protocol',
                     title='Network Anomalies Detected')
    fig.show()

def send_alert_email(anomalies):
    """
    Send an email alert with detected anomalies.
    """
    msg = MIMEMultipart()
    msg['From'] = EMAIL_USER
    msg['To'] = ALERT_EMAIL
    msg['Subject'] = 'Network Anomaly Alert'

    body = "The following network anomalies were detected:\n\n"
    body += anomalies.to_string()
    msg.attach(MIMEText(body, 'plain'))

    try:
        server = smtplib.SMTP(EMAIL_HOST, EMAIL_PORT)
        server.starttls()
        server.login(EMAIL_USER, EMAIL_PASSWORD)
        server.sendmail(EMAIL_USER, ALERT_EMAIL, msg.as_string())
        server.quit()
        print("Alert email sent.")
    except Exception as e:
        print(f"Failed to send email: {e}")

def start_capture():
    """
    Start capturing network traffic.
    """
    print("Starting network traffic capture...")
    sniff(prn=capture_traffic, store=False)

if __name__ == "__main__":
    # Start traffic capture in a separate thread
    capture_thread = Thread(target=start_capture)
    capture_thread.daemon = True
    capture_thread.start()

    # Start anomaly detection
    detect_anomalies()