COMPLETE API CLIENT - Full-featured HTTP client

#!/usr/bin/env python3
"""COMPLETE API CLIENT - Full-featured HTTP client"""
import urllib.request
import urllib.parse
import json
class APIClient:
    def __init__(self, base_url):
        self.base_url = base_url
    def get(self, endpoint):
        url = f"{self.base_url}/{endpoint}"
        with urllib.request.urlopen(url) as response:
            return json.loads(response.read())
    def post(self, endpoint, data):
        url = f"{self.base_url}/{endpoint}"
        json_data = json.dumps(data).encode('utf-8')
        req = urllib.request.Request(url, data=json_data)
        req.add_header('Content-Type', 'application/json')
        with urllib.request.urlopen(req) as response:
            return json.loads(response.read())
print("API Client Demo:")
client = APIClient("http://httpbin.org")
try:
    result = client.get("get")
    print(f"  GET successful")
    result = client.post("post", {"key": "value"})
    print(f"  POST successful")
except Exception as e:
    print(f"  Error: {e}")