import requests
from bs4 import BeautifulSoup

def fetch_page(url):
    try:
        response = requests.get(url)
        response.raise_for_status()
        return response.text
    except requests.RequestException as e:
        print(f"Error fetching {url}: {e}")
        return None

def parse_links(html_content):
    soup = BeautifulSoup(html_content, 'html.parser')
    links = [a.get('href') for a in soup.find_all('a', href=True)]
    return links

def web_crawler(start_url):
    html_content = fetch_page(start_url)
    if html_content:
        links = parse_links(html_content)
        return links
    return []

start_url = input('Enter a url: ')
found_links = web_crawler(start_url)
for link in found_links:

    print("Found link:", link)