Karim shoair
6d79927233
It now creates a session with each request, but at the same time, it's still faster than the fetcher in v0.2.99 by 20% with more features enabled.
711 lines
33 KiB
Python
711 lines
33 KiB
Python
from time import sleep as time_sleep
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from asyncio import sleep as asyncio_sleep
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from curl_cffi.requests.session import CurlError
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from curl_cffi import CurlHttpVersion
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from curl_cffi.requests.impersonate import DEFAULT_CHROME
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from curl_cffi.requests import (
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ProxySpec,
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CookieTypes,
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BrowserTypeLiteral,
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Session as CurlSession,
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AsyncSession as AsyncCurlSession,
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)
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from scrapling.core.utils import log
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from scrapling.core._types import (
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Dict,
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Optional,
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Tuple,
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Union,
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Mapping,
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SUPPORTED_HTTP_METHODS,
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Awaitable,
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List,
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Any,
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)
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from .toolbelt import (
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Response,
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generate_convincing_referer,
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generate_headers,
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ResponseFactory,
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__default_useragent__,
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)
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_UNSET = object()
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class FetcherSession:
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"""
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A context manager that provides configured Fetcher sessions.
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When this manager is used in a 'with' or 'async with' block,
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it yields a new session configured with the manager's defaults.
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A single instance of this manager should ideally be used for one active
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session at a time (or sequentially). Re-entering a context with the
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same manager instance while a session is already active is disallowed.
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"""
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def __init__(
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self,
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impersonate: Optional[BrowserTypeLiteral] = DEFAULT_CHROME,
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http3: Optional[bool] = False,
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stealthy_headers: Optional[bool] = True,
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proxies: Optional[Dict[str, str]] = None,
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proxy: Optional[str] = None,
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proxy_auth: Optional[Tuple[str, str]] = None,
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timeout: Optional[Union[int, float]] = 30,
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headers: Optional[Dict[str, str]] = None,
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retries: Optional[int] = 3,
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retry_delay: Optional[int] = 1,
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follow_redirects: bool = True,
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max_redirects: int = 30,
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verify: bool = True,
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cert: Optional[Union[str, Tuple[str, str]]] = None,
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adaptor_arguments: Optional[Dict] = None,
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):
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"""
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:param impersonate: Browser version to impersonate. Automatically defaults to the latest available Chrome version.
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:param http3: Whether to use HTTP3. Defaults to False. It might be problematic if used it with `impersonate`.
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:param stealthy_headers: If enabled (default), it creates and adds real browser headers. It also sets the referer header as if this request came from a Google search of URL's domain.
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:param proxies: Dict of proxies to use. Format: {"http": proxy_url, "https": proxy_url}.
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:param proxy: Proxy URL to use. Format: "http://username:password@localhost:8030".
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Cannot be used together with the `proxies` parameter.
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:param proxy_auth: HTTP basic auth for proxy, tuple of (username, password).
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:param timeout: Number of seconds to wait before timing out.
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:param headers: Headers to include in the session with every request.
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:param retries: Number of retry attempts. Defaults to 3.
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:param retry_delay: Number of seconds to wait between retry attempts. Defaults to 1 second.
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:param follow_redirects: Whether to follow redirects. Defaults to True.
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:param max_redirects: Maximum number of redirects. Default 30, use -1 for unlimited.
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:param verify: Whether to verify HTTPS certificates. Defaults to True.
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:param cert: Tuple of (cert, key) filenames for the client certificate.
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:param adaptor_arguments: Arguments passed when creating the final Adaptor class.
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"""
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self.default_impersonate = impersonate
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self.stealth = stealthy_headers
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self.default_proxies = proxies or {}
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self.default_proxy = proxy or None
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self.default_proxy_auth = proxy_auth or None
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self.default_timeout = timeout
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self.default_headers = headers or {}
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self.default_retries = retries
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self.default_retry_delay = retry_delay
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self.default_follow_redirects = follow_redirects
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self.default_max_redirects = max_redirects
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self.default_verify = verify
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self.default_cert = cert
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self.default_http3 = http3
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self.adaptor_arguments = adaptor_arguments or {}
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self._curl_session: Optional[CurlSession] = None
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self._async_curl_session: Optional[AsyncCurlSession] = None
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def _merge_request_args(self, **kwargs) -> Dict[str, Any]:
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"""Merge request-specific arguments with default session arguments."""
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url = kwargs.pop("url")
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request_args = {}
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headers = self.get_with_precedence(kwargs, "headers", self.default_headers)
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stealth = self.get_with_precedence(kwargs, "stealth", self.stealth)
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impersonate = self.get_with_precedence(
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kwargs, "impersonate", self.default_impersonate
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)
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if self.get_with_precedence(kwargs, "http3", self.default_http3):
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request_args["http_version"] = CurlHttpVersion.V3ONLY
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if impersonate:
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log.warning(
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"The argument `http3` might cause errors if used with `impersonate` argument, try switching it off if you encounter any curl errors."
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)
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request_args.update(
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{
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"url": url,
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# Curl automatically generates the suitable browser headers when you use `impersonate`
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"headers": self._headers_job(url, headers, stealth, bool(impersonate)),
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"proxies": self.get_with_precedence(
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kwargs, "proxies", self.default_proxies
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),
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"proxy": self.get_with_precedence(kwargs, "proxy", self.default_proxy),
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"proxy_auth": self.get_with_precedence(
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kwargs, "proxy_auth", self.default_proxy_auth
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),
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"timeout": self.get_with_precedence(
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kwargs, "timeout", self.default_timeout
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),
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"allow_redirects": self.get_with_precedence(
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kwargs, "allow_redirects", self.default_follow_redirects
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),
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"max_redirects": self.get_with_precedence(
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kwargs, "max_redirects", self.default_max_redirects
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),
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"verify": self.get_with_precedence(
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kwargs, "verify", self.default_verify
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),
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"cert": self.get_with_precedence(kwargs, "cert", self.default_cert),
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"impersonate": impersonate,
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**kwargs, # Add any remaining parameters (after all known ones are popped)
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}
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)
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return request_args
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def _headers_job(
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self,
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url,
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headers: Optional[Dict],
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stealth: Optional[bool],
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impersonate_enabled: bool,
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) -> Dict:
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"""Adds useragent to headers if it doesn't exist, generates real headers and append it to current headers, and
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finally generates a referer header that looks like if this request came from Google's search of the current URL's domain.
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:param headers: Current headers in the request if the user passed any
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:param stealth: Whether to enable the `stealthy_headers` argument to this request or not. If `None`, it defaults to the session default value.
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:param impersonate_enabled: Whether the browser impersonation is enabled or not.
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:return: A dictionary of the new headers.
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"""
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# Handle headers - if it was _UNSET, use default_headers
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if headers is _UNSET:
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headers = self.default_headers.copy()
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else:
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# Merge session headers with request headers, request takes precedence
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headers = {**self.default_headers, **(headers or {})}
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headers_keys = set(map(str.lower, headers.keys()))
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if stealth:
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if "referer" not in headers_keys:
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headers.update({"referer": generate_convincing_referer(url)})
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if impersonate_enabled: # Curl will generate the suitable headers
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return headers
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extra_headers = generate_headers(browser_mode=False)
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# Don't overwrite user-supplied headers
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extra_headers = {
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key: value
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for key, value in extra_headers.items()
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if key.lower() not in headers_keys
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}
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headers.update(extra_headers)
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elif "user-agent" not in headers_keys and not impersonate_enabled:
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headers["User-Agent"] = __default_useragent__
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log.debug(
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f"Can't find useragent in headers so '{headers['User-Agent']}' was used."
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)
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return headers
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def __enter__(self):
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"""Creates and returns a new synchronous Fetcher Session"""
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if self._curl_session:
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raise RuntimeError(
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"This FetcherSession instance already has an active synchronous session. "
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"Create a new FetcherSession instance for a new independent session, "
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"or use the current instance sequentially after the previous context has exited."
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)
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if (
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self._async_curl_session
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): # Prevent mixing if async is active from this instance
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raise RuntimeError(
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"This FetcherSession instance has an active asynchronous session. "
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"Cannot enter a synchronous context simultaneously with the same manager instance."
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)
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self._curl_session = CurlSession()
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return self
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def __exit__(self, exc_type, exc_val, exc_tb):
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"""Closes the active synchronous session managed by this instance, if any."""
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if self._curl_session:
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self._curl_session.close()
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self._curl_session = None
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async def __aenter__(self):
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"""Creates and returns a new asynchronous Session."""
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if self._async_curl_session:
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raise RuntimeError(
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"This FetcherSession instance already has an active asynchronous session. "
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"Create a new FetcherSession instance for a new independent session, "
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"or use the current instance sequentially after the previous context has exited."
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)
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if self._curl_session: # Prevent mixing if sync is active from this instance
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raise RuntimeError(
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"This FetcherSession instance has an active synchronous session. "
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"Cannot enter an asynchronous context simultaneously with the same manager instance."
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)
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self._async_curl_session = AsyncCurlSession()
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return self
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async def __aexit__(self, exc_type, exc_val, exc_tb):
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"""Closes the active asynchronous session managed by this instance, if any."""
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if self._async_curl_session:
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await self._async_curl_session.close()
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self._async_curl_session = None
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def __make_request(
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self,
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method: SUPPORTED_HTTP_METHODS,
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request_args: Dict[str, Any],
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max_retries: int,
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retry_delay: int,
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adaptor_arguments: Optional[Dict] = None,
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) -> Response:
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"""
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Perform an HTTP request using the configured session.
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:param method: HTTP method to be used, supported methods are ["GET", "POST", "PUT", "DELETE"]
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:param url: Target URL for the request.
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:param request_args: Arguments to be passed to the session's `request()` method.
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:param max_retries: Maximum number of retries for the request.
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:param retry_delay: Number of seconds to wait between retries.
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:param adaptor_arguments: Arguments passed when creating the final Adaptor class.
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:return: A `Response` object for synchronous requests or an awaitable for asynchronous.
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"""
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session = self._curl_session
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if session is True and not any(
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(self.__enter__, self.__exit__, self.__aenter__, self.__aexit__)
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):
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# For usage inside FetcherClient
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# It turns out `curl_cffi` caches impersonation state, so if you turned it off, then on then off, it won't be off on the last time.
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session = CurlSession()
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if session:
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for attempt in range(max_retries):
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try:
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response = session.request(method, **request_args)
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# response.raise_for_status() # Retry responses with a status code between 200-400
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return ResponseFactory.from_http_request(
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response, adaptor_arguments
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)
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except CurlError as e:
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if attempt < max_retries - 1:
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log.error(
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f"Attempt {attempt + 1} failed: {e}. Retrying in {retry_delay} seconds..."
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)
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time_sleep(retry_delay)
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else:
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log.error(f"Failed after {max_retries} attempts: {e}")
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raise # Raise the exception if all retries fail
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raise RuntimeError("No active session available.")
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async def __make_async_request(
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self,
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method: SUPPORTED_HTTP_METHODS,
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request_args: Dict[str, Any],
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max_retries: int,
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retry_delay: int,
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adaptor_arguments: Optional[Dict] = None,
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) -> Response:
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"""
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Perform an HTTP request using the configured session.
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:param method: HTTP method to be used, supported methods are ["GET", "POST", "PUT", "DELETE"]
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:param url: Target URL for the request.
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:param request_args: Arguments to be passed to the session's `request()` method.
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:param max_retries: Maximum number of retries for the request.
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:param retry_delay: Number of seconds to wait between retries.
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:param adaptor_arguments: Arguments passed when creating the final Adaptor class.
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:return: A `Response` object for synchronous requests or an awaitable for asynchronous.
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"""
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session = self._async_curl_session
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if session is True and not any(
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(self.__enter__, self.__exit__, self.__aenter__, self.__aexit__)
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):
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# For usage inside the ` AsyncFetcherClient ` class, and that's for several reasons
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# 1. It turns out `curl_cffi` caches impersonation state, so if you turned it off, then on then off, it won't be off on the last time.
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# 2. `curl_cffi` doesn't support making async requests without sessions
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# 3. Using a single session for many requests at the same time in async doesn't sit well with curl_cffi.
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session = AsyncCurlSession()
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if session:
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for attempt in range(max_retries):
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try:
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response = await session.request(method, **request_args)
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# response.raise_for_status() # Retry responses with a status code between 200-400
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return ResponseFactory.from_http_request(
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response, adaptor_arguments
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)
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except CurlError as e:
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if attempt < max_retries - 1:
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log.error(
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f"Attempt {attempt + 1} failed: {e}. Retrying in {retry_delay} seconds..."
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)
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await asyncio_sleep(retry_delay)
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else:
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log.error(f"Failed after {max_retries} attempts: {e}")
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raise # Raise the exception if all retries fail
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raise RuntimeError("No active session available.")
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@staticmethod
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def get_with_precedence(kwargs, key, default_value):
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"""Get value with request-level priority over session-level"""
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request_value = kwargs.pop(key, _UNSET)
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return request_value if request_value is not _UNSET else default_value
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def __prepare_and_dispatch(
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self,
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method: SUPPORTED_HTTP_METHODS,
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stealth: Optional[bool] = None,
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**kwargs,
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) -> Union[Response, Awaitable[Response]]:
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"""
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Internal dispatcher. Prepares arguments and calls sync or async request helper.
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:param method: HTTP method to be used, supported methods are ["GET", "POST", "PUT", "DELETE"]
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:param stealth: Whether to enable the `stealthy_headers` argument to this request or not. If `None`, it defaults to the session default value.
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:param url: Target URL for the request.
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:param kwargs: Additional request-specific arguments.
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:return: A `Response` object for synchronous requests or an awaitable for asynchronous.
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"""
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stealth = self.stealth if stealth is None else stealth
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adaptor_arguments = (
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kwargs.pop("adaptor_arguments", {}) or self.adaptor_arguments
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)
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max_retries = self.get_with_precedence(kwargs, "retries", self.default_retries)
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retry_delay = self.get_with_precedence(
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kwargs, "retry_delay", self.default_retry_delay
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)
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request_args = self._merge_request_args(stealth=stealth, **kwargs)
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if self._curl_session:
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return self.__make_request(
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method, request_args, max_retries, retry_delay, adaptor_arguments
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)
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elif self._async_curl_session:
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# The returned value is a Coroutine
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return self.__make_async_request(
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method, request_args, max_retries, retry_delay, adaptor_arguments
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)
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raise RuntimeError("No active session available.")
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def get(
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self,
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url: str,
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params: Optional[Union[Dict, List, Tuple]] = None,
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headers: Optional[Mapping[str, Optional[str]]] = _UNSET,
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cookies: Optional[CookieTypes] = None,
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timeout: Optional[Union[int, float]] = _UNSET,
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follow_redirects: Optional[bool] = _UNSET,
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max_redirects: Optional[int] = _UNSET,
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retries: Optional[int] = _UNSET,
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retry_delay: Optional[int] = _UNSET,
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proxies: Optional[ProxySpec] = _UNSET,
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proxy: Optional[str] = _UNSET,
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proxy_auth: Optional[Tuple[str, str]] = _UNSET,
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auth: Optional[Tuple[str, str]] = None,
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verify: Optional[bool] = _UNSET,
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cert: Optional[Union[str, Tuple[str, str]]] = _UNSET,
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impersonate: Optional[BrowserTypeLiteral] = _UNSET,
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http3: Optional[bool] = _UNSET,
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stealthy_headers: Optional[bool] = _UNSET,
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**kwargs,
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) -> Union[Response, Awaitable[Response]]:
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"""
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Perform a GET request.
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:param url: Target URL for the request.
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:param params: Query string parameters for the request.
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:param headers: Headers to include in the request.
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:param cookies: Cookies to use in the request.
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:param timeout: Number of seconds to wait before timing out.
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:param follow_redirects: Whether to follow redirects. Defaults to True.
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:param max_redirects: Maximum number of redirects. Default 30, use -1 for unlimited.
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:param retries: Number of retry attempts. Defaults to 3.
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:param retry_delay: Number of seconds to wait between retry attempts. Defaults to 1 second.
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:param proxies: Dict of proxies to use.
|
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:param proxy: Proxy URL to use. Format: "http://username:password@localhost:8030".
|
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Cannot be used together with the `proxies` parameter.
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:param proxy_auth: HTTP basic auth for proxy, tuple of (username, password).
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:param auth: HTTP basic auth tuple of (username, password). Only basic auth is supported.
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:param verify: Whether to verify HTTPS certificates.
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:param cert: Tuple of (cert, key) filenames for the client certificate.
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:param impersonate: Browser version to impersonate. Automatically defaults to the latest available Chrome version.
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:param http3: Whether to use HTTP3. Defaults to False. It might be problematic if used it with `impersonate`.
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:param stealthy_headers: If enabled (default), it creates and adds real browser headers. It also sets the referer header as if this request came from a Google search of URL's domain.
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:param kwargs: Additional keyword arguments to pass to the [`curl_cffi.requests.Session().request()`, `curl_cffi.requests.AsyncSession().request()`] method.
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:return: A `Response` object or an awaitable for async.
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"""
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request_args = {
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"url": url,
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"params": params,
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"headers": headers,
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"cookies": cookies,
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"timeout": timeout,
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"retry_delay": retry_delay,
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"allow_redirects": follow_redirects,
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"max_redirects": max_redirects,
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"retries": retries,
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"proxies": proxies,
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"proxy": proxy,
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"proxy_auth": proxy_auth,
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"auth": auth,
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"verify": verify,
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"cert": cert,
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"impersonate": impersonate,
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"http3": http3,
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**kwargs,
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}
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return self.__prepare_and_dispatch(
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"GET", stealth=stealthy_headers, **request_args
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)
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def post(
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|
self,
|
|
url: str,
|
|
data: Optional[Union[Dict, str]] = None,
|
|
json: Optional[Union[Dict, List]] = None,
|
|
headers: Optional[Mapping[str, Optional[str]]] = _UNSET,
|
|
params: Optional[Union[Dict, List, Tuple]] = None,
|
|
cookies: Optional[CookieTypes] = None,
|
|
timeout: Optional[Union[int, float]] = _UNSET,
|
|
follow_redirects: Optional[bool] = _UNSET,
|
|
max_redirects: Optional[int] = _UNSET,
|
|
retries: Optional[int] = _UNSET,
|
|
retry_delay: Optional[int] = _UNSET,
|
|
proxies: Optional[ProxySpec] = _UNSET,
|
|
proxy: Optional[str] = _UNSET,
|
|
proxy_auth: Optional[Tuple[str, str]] = _UNSET,
|
|
auth: Optional[Tuple[str, str]] = None,
|
|
verify: Optional[bool] = _UNSET,
|
|
cert: Optional[Union[str, Tuple[str, str]]] = _UNSET,
|
|
impersonate: Optional[BrowserTypeLiteral] = _UNSET,
|
|
http3: Optional[bool] = _UNSET,
|
|
stealthy_headers: Optional[bool] = _UNSET,
|
|
**kwargs,
|
|
) -> Union[Response, Awaitable[Response]]:
|
|
"""
|
|
Perform a POST request.
|
|
|
|
:param url: Target URL for the request.
|
|
:param data: Form data to include in the request body.
|
|
:param json: A JSON serializable object to include in the body of the request.
|
|
:param headers: Headers to include in the request.
|
|
:param params: Query string parameters for the request.
|
|
:param cookies: Cookies to use in the request.
|
|
:param timeout: Number of seconds to wait before timing out.
|
|
:param follow_redirects: Whether to follow redirects. Defaults to True.
|
|
:param max_redirects: Maximum number of redirects. Default 30, use -1 for unlimited.
|
|
:param retries: Number of retry attempts. Defaults to 3.
|
|
:param retry_delay: Number of seconds to wait between retry attempts. Defaults to 1 second.
|
|
:param proxies: Dict of proxies to use. Format: {"http": proxy_url, "https": proxy_url}.
|
|
:param proxy: Proxy URL to use. Format: "http://username:password@localhost:8030".
|
|
Cannot be used together with the `proxies` parameter.
|
|
:param proxy_auth: HTTP basic auth for proxy, tuple of (username, password).
|
|
:param auth: HTTP basic auth tuple of (username, password). Only basic auth is supported.
|
|
:param verify: Whether to verify HTTPS certificates. Defaults to True.
|
|
:param cert: Tuple of (cert, key) filenames for the client certificate.
|
|
:param impersonate: Browser version to impersonate. Automatically defaults to the latest available Chrome version.
|
|
:param http3: Whether to use HTTP3. Defaults to False. It might be problematic if used it with `impersonate`.
|
|
:param stealthy_headers: If enabled (default), it creates and adds real browser headers. It also sets the referer header as if this request came from a Google search of URL's domain.
|
|
:param kwargs: Additional keyword arguments to pass to the [`curl_cffi.requests.Session().request()`, `curl_cffi.requests.AsyncSession().request()`] method.
|
|
:return: A `Response` object or an awaitable for async.
|
|
"""
|
|
request_args = {
|
|
"url": url,
|
|
"data": data,
|
|
"json": json,
|
|
"headers": headers,
|
|
"params": params,
|
|
"cookies": cookies,
|
|
"timeout": timeout,
|
|
"retry_delay": retry_delay,
|
|
"proxy": proxy,
|
|
"impersonate": impersonate,
|
|
"allow_redirects": follow_redirects,
|
|
"max_redirects": max_redirects,
|
|
"retries": retries,
|
|
"proxies": proxies,
|
|
"proxy_auth": proxy_auth,
|
|
"auth": auth,
|
|
"verify": verify,
|
|
"cert": cert,
|
|
"http3": http3,
|
|
**kwargs,
|
|
}
|
|
return self.__prepare_and_dispatch(
|
|
"POST", stealth=stealthy_headers, **request_args
|
|
)
|
|
|
|
def put(
|
|
self,
|
|
url: str,
|
|
data: Optional[Union[Dict, str]] = None,
|
|
json: Optional[Union[Dict, List]] = None,
|
|
headers: Optional[Mapping[str, Optional[str]]] = _UNSET,
|
|
params: Optional[Union[Dict, List, Tuple]] = None,
|
|
cookies: Optional[CookieTypes] = None,
|
|
timeout: Optional[Union[int, float]] = _UNSET,
|
|
follow_redirects: Optional[bool] = _UNSET,
|
|
max_redirects: Optional[int] = _UNSET,
|
|
retries: Optional[int] = _UNSET,
|
|
retry_delay: Optional[int] = _UNSET,
|
|
proxies: Optional[ProxySpec] = _UNSET,
|
|
proxy: Optional[str] = _UNSET,
|
|
proxy_auth: Optional[Tuple[str, str]] = _UNSET,
|
|
auth: Optional[Tuple[str, str]] = None,
|
|
verify: Optional[bool] = _UNSET,
|
|
cert: Optional[Union[str, Tuple[str, str]]] = _UNSET,
|
|
impersonate: Optional[BrowserTypeLiteral] = _UNSET,
|
|
http3: Optional[bool] = _UNSET,
|
|
stealthy_headers: Optional[bool] = _UNSET,
|
|
**kwargs,
|
|
) -> Union[Response, Awaitable[Response]]:
|
|
"""
|
|
Perform a PUT request.
|
|
|
|
:param url: Target URL for the request.
|
|
:param data: Form data to include in the request body.
|
|
:param json: A JSON serializable object to include in the body of the request.
|
|
:param headers: Headers to include in the request.
|
|
:param params: Query string parameters for the request.
|
|
:param cookies: Cookies to use in the request.
|
|
:param timeout: Number of seconds to wait before timing out.
|
|
:param follow_redirects: Whether to follow redirects. Defaults to True.
|
|
:param max_redirects: Maximum number of redirects. Default 30, use -1 for unlimited.
|
|
:param retries: Number of retry attempts. Defaults to 3.
|
|
:param retry_delay: Number of seconds to wait between retry attempts. Defaults to 1 second.
|
|
:param proxies: Dict of proxies to use. Format: {"http": proxy_url, "https": proxy_url}.
|
|
:param proxy: Proxy URL to use. Format: "http://username:password@localhost:8030".
|
|
Cannot be used together with the `proxies` parameter.
|
|
:param proxy_auth: HTTP basic auth for proxy, tuple of (username, password).
|
|
:param auth: HTTP basic auth tuple of (username, password). Only basic auth is supported.
|
|
:param verify: Whether to verify HTTPS certificates. Defaults to True.
|
|
:param cert: Tuple of (cert, key) filenames for the client certificate.
|
|
:param impersonate: Browser version to impersonate. Automatically defaults to the latest available Chrome version.
|
|
:param http3: Whether to use HTTP3. Defaults to False. It might be problematic if used it with `impersonate`.
|
|
:param stealthy_headers: If enabled (default), it creates and adds real browser headers. It also sets the referer header as if this request came from a Google search of URL's domain.
|
|
:param kwargs: Additional keyword arguments to pass to the [`curl_cffi.requests.Session().request()`, `curl_cffi.requests.AsyncSession().request()`] method.
|
|
:return: A `Response` object or an awaitable for async.
|
|
"""
|
|
request_args = {
|
|
"url": url,
|
|
"data": data,
|
|
"json": json,
|
|
"headers": headers,
|
|
"params": params,
|
|
"cookies": cookies,
|
|
"timeout": timeout,
|
|
"retry_delay": retry_delay,
|
|
"proxy": proxy,
|
|
"impersonate": impersonate,
|
|
"allow_redirects": follow_redirects,
|
|
"max_redirects": max_redirects,
|
|
"retries": retries,
|
|
"proxies": proxies,
|
|
"proxy_auth": proxy_auth,
|
|
"auth": auth,
|
|
"verify": verify,
|
|
"cert": cert,
|
|
"http3": http3,
|
|
**kwargs,
|
|
}
|
|
return self.__prepare_and_dispatch(
|
|
"PUT", stealth=stealthy_headers, **request_args
|
|
)
|
|
|
|
def delete(
|
|
self,
|
|
url: str,
|
|
data: Optional[Union[Dict, str]] = None,
|
|
json: Optional[Union[Dict, List]] = None,
|
|
headers: Optional[Mapping[str, Optional[str]]] = _UNSET,
|
|
params: Optional[Union[Dict, List, Tuple]] = None,
|
|
cookies: Optional[CookieTypes] = None,
|
|
timeout: Optional[Union[int, float]] = _UNSET,
|
|
follow_redirects: Optional[bool] = _UNSET,
|
|
max_redirects: Optional[int] = _UNSET,
|
|
retries: Optional[int] = _UNSET,
|
|
retry_delay: Optional[int] = _UNSET,
|
|
proxies: Optional[ProxySpec] = _UNSET,
|
|
proxy: Optional[str] = _UNSET,
|
|
proxy_auth: Optional[Tuple[str, str]] = _UNSET,
|
|
auth: Optional[Tuple[str, str]] = None,
|
|
verify: Optional[bool] = _UNSET,
|
|
cert: Optional[Union[str, Tuple[str, str]]] = _UNSET,
|
|
impersonate: Optional[BrowserTypeLiteral] = _UNSET,
|
|
http3: Optional[bool] = _UNSET,
|
|
stealthy_headers: Optional[bool] = _UNSET,
|
|
**kwargs,
|
|
) -> Union[Response, Awaitable[Response]]:
|
|
"""
|
|
Perform a DELETE request.
|
|
|
|
:param url: Target URL for the request.
|
|
:param data: Form data to include in the request body.
|
|
:param json: A JSON serializable object to include in the body of the request.
|
|
:param headers: Headers to include in the request.
|
|
:param params: Query string parameters for the request.
|
|
:param cookies: Cookies to use in the request.
|
|
:param timeout: Number of seconds to wait before timing out.
|
|
:param follow_redirects: Whether to follow redirects. Defaults to True.
|
|
:param max_redirects: Maximum number of redirects. Default 30, use -1 for unlimited.
|
|
:param retries: Number of retry attempts. Defaults to 3.
|
|
:param retry_delay: Number of seconds to wait between retry attempts. Defaults to 1 second.
|
|
:param proxies: Dict of proxies to use. Format: {"http": proxy_url, "https": proxy_url}.
|
|
:param proxy: Proxy URL to use. Format: "http://username:password@localhost:8030".
|
|
Cannot be used together with the `proxies` parameter.
|
|
:param proxy_auth: HTTP basic auth for proxy, tuple of (username, password).
|
|
:param auth: HTTP basic auth tuple of (username, password). Only basic auth is supported.
|
|
:param verify: Whether to verify HTTPS certificates. Defaults to True.
|
|
:param cert: Tuple of (cert, key) filenames for the client certificate.
|
|
:param impersonate: Browser version to impersonate. Automatically defaults to the latest available Chrome version.
|
|
:param http3: Whether to use HTTP3. Defaults to False. It might be problematic if used it with `impersonate`.
|
|
:param stealthy_headers: If enabled (default), it creates and adds real browser headers. It also sets the referer header as if this request came from a Google search of URL's domain.
|
|
:param kwargs: Additional keyword arguments to pass to the [`curl_cffi.requests.Session().request()`, `curl_cffi.requests.AsyncSession().request()`] method.
|
|
:return: A `Response` object or an awaitable for async.
|
|
"""
|
|
request_args = {
|
|
"url": url,
|
|
# Careful of sending a body in a DELETE request, it might cause some websites to reject the request as per https://www.rfc-editor.org/rfc/rfc7231#section-4.3.5,
|
|
# But some websites accept it, it depends on the implementation used.
|
|
"data": data,
|
|
"json": json,
|
|
"headers": headers,
|
|
"params": params,
|
|
"cookies": cookies,
|
|
"timeout": timeout,
|
|
"retry_delay": retry_delay,
|
|
"proxy": proxy,
|
|
"impersonate": impersonate,
|
|
"allow_redirects": follow_redirects,
|
|
"max_redirects": max_redirects,
|
|
"retries": retries,
|
|
"proxies": proxies,
|
|
"proxy_auth": proxy_auth,
|
|
"auth": auth,
|
|
"verify": verify,
|
|
"cert": cert,
|
|
"http3": http3,
|
|
**kwargs,
|
|
}
|
|
return self.__prepare_and_dispatch(
|
|
"DELETE", stealth=stealthy_headers, **request_args
|
|
)
|
|
|
|
|
|
class FetcherClient(FetcherSession):
|
|
def __init__(self, *args, **kwargs):
|
|
super().__init__(*args, **kwargs)
|
|
self.__enter__ = None
|
|
self.__exit__ = None
|
|
self.__aenter__ = None
|
|
self.__aexit__ = None
|
|
self._curl_session = True
|
|
|
|
|
|
class AsyncFetcherClient(FetcherSession):
|
|
def __init__(self, *args, **kwargs):
|
|
super().__init__(*args, **kwargs)
|
|
self.__enter__ = None
|
|
self.__exit__ = None
|
|
self.__aenter__ = None
|
|
self.__aexit__ = None
|
|
self._async_curl_session = True
|