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CurlImpersonateHttpClient

HTTP client based on the curl-cffi library.

This client uses the curl-cffi library to perform HTTP requests in crawlers (BasicCrawler subclasses) and to manage sessions, proxies, and error handling.

See the BaseHttpClient class for more common information about HTTP clients.

Usage

from crawlee.crawlers import HttpCrawler  # or any other HTTP client-based crawler
from crawlee.http_clients import CurlImpersonateHttpClient

http_client = CurlImpersonateHttpClient()
crawler = HttpCrawler(http_client=http_client)

Hierarchy

Index

Methods

Properties

Methods

__init__

  • __init__(*, persist_cookies_per_session, additional_http_error_status_codes, ignore_http_error_status_codes, async_session_kwargs): None

  • A default constructor.

    Parameters

    • optionalkeyword-onlypersist_cookies_per_session: bool = True

      Whether to persist cookies per HTTP session.

    • optionalkeyword-onlyadditional_http_error_status_codes: Iterable[int] = ()

      Additional HTTP status codes to treat as errors.

    • optionalkeyword-onlyignore_http_error_status_codes: Iterable[int] = ()

      HTTP status codes to ignore as errors.

    • async_session_kwargs: Any

      Additional keyword arguments for curl_cffi.requests.AsyncSession.

    Returns None

crawl

  • Perform the crawling for a given request.

    This method is called from crawler.run().

    Parameters

    • request: Request

      The request to be crawled.

    • optionalkeyword-onlysession: Session | None = None

      The session associated with the request.

    • optionalkeyword-onlyproxy_info: ProxyInfo | None = None

      The information about the proxy to be used.

    • optionalkeyword-onlystatistics: Statistics | None = None

      The statistics object to register status codes.

    Returns HttpCrawlingResult

send_request

  • async send_request(url, *, method, headers, payload, session, proxy_info): HttpResponse

  • Send an HTTP request via the client.

    This method is called from context.send_request() helper.

    Parameters

    • url: str

      The URL to send the request to.

    • optionalkeyword-onlymethod: HttpMethod = 'GET'

      The HTTP method to use.

    • optionalkeyword-onlyheaders: (HttpHeaders | dict[str, str]) | None = None

      The headers to include in the request.

    • optionalkeyword-onlypayload: HttpPayload | None = None

      The data to be sent as the request body.

    • optionalkeyword-onlysession: Session | None = None

      The session associated with the request.

    • optionalkeyword-onlyproxy_info: ProxyInfo | None = None

      The information about the proxy to be used.

    Returns HttpResponse

Properties

additional_blocked_status_codes

additional_blocked_status_codes: set[int]

ignore_http_error_status_codes

ignore_http_error_status_codes: set[int]
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