BASIC GET REQUEST - Using urllib.request

#!/usr/bin/env python3
"""
BASIC GET REQUEST - Using urllib.request
Demonstrates simple HTTP GET requests
"""

import urllib.request
import urllib.error

print("=" * 60)
print("BASIC GET REQUEST - urllib.request.urlopen()")
print("=" * 60)

# Example 1: Simple GET request
print("\n1. Simple GET Request")
print("-" * 40)
url = "http://httpbin.org/get"
try:
    response = urllib.request.urlopen(url)
    print(f"  URL: {url}")
    print(f"  Status: {response.status}")
    print(f"  Reason: {response.reason}")
    data = response.read()
    print(f"  Response length: {len(data)} bytes")
except urllib.error.URLError as e:
    print(f"  Error: {e.reason}")

# Example 2: Read response as string
print("\n2. Read Response as String")
print("-" * 40)
try:
    response = urllib.request.urlopen("http://httpbin.org/get")
    html = response.read().decode('utf-8')
    print(f"  Response type: {type(html)}")
    print(f"  First 100 chars: {html[:100]}...")
except Exception as e:
    print(f"  Error: {e}")

# Example 3: Response info
print("\n3. Get Response Headers")
print("-" * 40)
try:
    response = urllib.request.urlopen("http://httpbin.org/get")
    print(f"  Content-Type: {response.getheader('Content-Type')}")
    print(f"  Server: {response.getheader('Server')}")
    print(f"  Date: {response.getheader('Date')}")
except Exception as e:
    print(f"  Error: {e}")

# Example 4: Get URL info
print("\n4. Get URL Information")
print("-" * 40)
try:
    response = urllib.request.urlopen("http://httpbin.org/get")
    print(f"  URL: {response.url}")
    print(f"  Status: {response.status}")
    print(f"  Headers type: {type(response.headers)}")
except Exception as e:
    print(f"  Error: {e}")

# Example 5: Context manager
print("\n5. Using Context Manager")
print("-" * 40)
try:
    with urllib.request.urlopen("http://httpbin.org/get") as response:
        print(f"  Inside context: status = {response.status}")
        data = response.read()
        print(f"  Data length: {len(data)}")
    print("  Context closed automatically")
except Exception as e:
    print(f"  Error: {e}")

print("\n" + "=" * 60)
print("Key Points:")
print("  - urlopen() performs GET request by default")
print("  - Returns HTTPResponse object")
print("  - read() returns bytes, decode to string")
print("  - Use context manager for auto-cleanup")
print("  - Check status code for success")
print("=" * 60)