philiprehberger-web-scraper 0.1.8

Lightweight web scraper with rate limiting and CSS selectors

philiprehberger-web-scraper

Lightweight web scraper with rate limiting and CSS selectors.

Installation

pip install philiprehberger-web-scraper

Usage

from philiprehberger_web_scraper import Scraper

scraper = Scraper(rate_limit=2.0, retry_attempts=3)

# Fetch a single page
page = scraper.get("https://example.com")
titles = page.select_all("h2.title")
link = page.select_one("a.next")
all_links = page.links()

# Extract data
for el in page.select_all(".product"):
    print(el.select_one(".name").text)
    print(el.select_one("a").attr("href"))

# Crawl multiple pages
for page in scraper.crawl("https://example.com/blog", max_pages=20):
    for article in page.select_all("article"):
        print(article.select_one("h2").text)

# Export
Scraper.export_csv(data, "output.csv")
Scraper.export_json(data, "output.json")

Features

• Built-in rate limiting (token bucket)
• Retry with backoff on 429/5xx errors
• CSS selector API wrapping BeautifulSoup
• Crawl mode with same-domain filtering
• Link and image extraction
• CSV and JSON export helpers

Options

Scraper(
    rate_limit=2.0,        # max requests/second
    retry_attempts=3,      # retries on failure
    retry_delay=1.0,       # base delay between retries
    timeout=30.0,          # request timeout
    headers={...},         # custom headers
)

API

Function / Class	Description
Scraper(rate_limit, retry_attempts, retry_delay, timeout, headers)	Web scraper with rate limiting, retry, and CSS selector extraction
Page	A fetched web page with select_one(), select_all(), links(), images(), and title/text properties
Element	Wrapper around a parsed element with text, html, attr(), select_one(), select_all()

Development

pip install -e .
python -m pytest tests/ -v

License

MIT