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편집 파일: sessions.cpython-35.pyc
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Z. m/ Z/ m0 Z0 d d l1 m2 Z2 d d l m3 Z3 e j4 d k r�y e j5 Z6 Wn e7 k r�e j8 Z6 Yn Xn e j Z6 e d d � Z9 e d d � Z: Gd d � d e; � Z< Gd d � d e< � Z= d d � Z> d S) z� requests.session ~~~~~~~~~~~~~~~~ This module provides a Session object to manage and persist settings across requests (cookies, auth, proxies). � N)� timedelta)� OrderedDict� )�_basic_auth_str)� cookielib�is_py3�urljoin�urlparse�Mapping)�cookiejar_from_dict�extract_cookies_to_jar�RequestsCookieJar� merge_cookies)�Request�PreparedRequest�DEFAULT_REDIRECT_LIMIT)� default_hooks� dispatch_hook)�to_native_string)�to_key_val_list�default_headers� DEFAULT_PORTS)�TooManyRedirects� InvalidSchema�ChunkedEncodingError�ContentDecodingError)�CaseInsensitiveDict)� HTTPAdapter)� requote_uri�get_environ_proxies�get_netrc_auth�should_bypass_proxies�get_auth_from_url� rewind_body)�codes)�REDIRECT_STATI�win32c C s� | d k r | S| d k r | St | t � o; t | t � sB | S| t | � � } | j t | � � d d � | j � D� } x | D] } | | =q� W| S)z�Determines appropriate setting for a given request, taking into account the explicit setting on that request, and the setting in the session. If a setting is a dictionary, they will be merged together using `dict_class` Nc S s( g | ] \ } } | d k r | � q S)N� )�.0�k�vr' r' ��/builddir/build/BUILDROOT/alt-python35-pip-20.2.4-5.el8.x86_64/opt/alt/python35/lib/python3.5/site-packages/pip/_vendor/requests/sessions.py� <listcomp>J s z!merge_setting.<locals>.<listcomp>)� isinstancer r �update�items)�request_setting�session_setting� dict_class�merged_setting� none_keys�keyr' r' r+ � merge_setting2 s r6 c C sZ | d k s! | j d � g k r% | S| d k sF | j d � g k rJ | St | | | � S)z�Properly merges both requests and session hooks. This is necessary because when request_hooks == {'response': []}, the merge breaks Session hooks entirely. N�response)�getr6 )� request_hooks� session_hooksr2 r' r' r+ � merge_hooksQ s !!r; c @ sj e Z d Z d d � Z d d � Z d d d d d d d d � Z d d � Z d d � Z d d � Z d S)�SessionRedirectMixinc C s< | j r8 | j d } t r+ | j d � } t | d � Sd S)z7Receives a Response. Returns a redirect URI or ``None``�location�latin1�utf8N)� is_redirect�headersr �encoder )�self�respr= r' r' r+ �get_redirect_targetb s z(SessionRedirectMixin.get_redirect_targetc C s� t | � } t | � } | j | j k r. d S| j d k rn | j d k rn | j d k rn | j d k rn d S| j | j k } | j | j k } t j | j d � d f } | r� | j | k r� | j | k r� d S| p� | S) zFDecide whether Authorization header should be removed when redirectingT�http�P N�https� F)rG N)rI N)r �hostname�scheme�portr r8 )rC �old_url�new_url� old_parsed� new_parsed� changed_port�changed_scheme� default_portr' r' r+ �should_strip_authw s z&SessionRedirectMixin.should_strip_authFNTc k s, g } | j | � } t | j � j } x�| r'| j � } | j | � | d d � | _ y | j Wn. t t t f k r� | j j d d � Yn Xt | j � | j k r� t d j | j � d | �� | j � | j d � rt | j � } d j t | j � | g � } t | � } | j d k rJ| rJ| j d | � } n | j r\| j } | j � } | j s�t | j t | � � } n t | � } t | � | _ | j | | � | j t j t j f k rd } x! | D] } | j j! | d � q�Wd | _" | j } | j! d d � t# | j$ | | j � t% | j$ | j& � | j' | j$ � | j( | | � } | j) | | � | j* d k o�d | k p�d | k } | r�t+ | � | } | r�| Vq* | j, | d | d | d | d | d | d d | �} t# | j& | | j � | j | � } | Vq* Wd S)zBReceives a Response. Returns a generator of Responses or Requests.r N�decode_contentFzExceeded {} redirects.r7 z//�:� �fragment�Content-Length� Content-Type�Transfer-Encoding�Cookie�stream�timeout�verify�cert�proxies�allow_redirects)rY rZ r[ )-rE r �urlrX �copy�append�history�contentr r � RuntimeError�raw�read�len� max_redirectsr �format�close� startswith�joinr rK �_replace�geturl�netlocr r �rebuild_method� status_coder$ �temporary_redirect�permanent_redirectrA �pop�bodyr �_cookiesr �cookies�prepare_cookies�rebuild_proxies� rebuild_auth�_body_positionr# �send)rC rD �reqr] r^ r_ r` ra �yield_requests�adapter_kwargs�histrc �previous_fragment�prepared_request� parsed_rurl�parsed�purged_headers�headerrA � rewindabler' r' r+ �resolve_redirects� sv z&SessionRedirectMixin.resolve_redirectsc C su | j } | j } d | k r= | j | j j | � r= | d =| j rR t | � n d } | d k rq | j | � d S)z�When being redirected we may want to strip authentication from the request to avoid leaking credentials. This method intelligently removes and reapplies authentication where possible to avoid credential loss. � AuthorizationN)rA rc rT �request� trust_envr � prepare_auth)rC r� r7 rA rc �new_authr' r' r+ r~ � s $ z!SessionRedirectMixin.rebuild_authc C s* | d k r | n i } | j } | j } t | � j } | j � } | j d � } t | d | �} | j r� | r� t | d | �} | j | | j d � � } | r� | j | | � d | k r� | d =y t | | � \ } } Wn t k rd \ } } Yn X| r&| r&t | | � | d <| S)a� This method re-evaluates the proxy configuration by considering the environment variables. If we are redirected to a URL covered by NO_PROXY, we strip the proxy configuration. Otherwise, we set missing proxy keys for this URL (in case they were stripped by a previous redirect). This method also replaces the Proxy-Authorization header where necessary. :rtype: dict N�no_proxy�allzProxy-Authorization)NN) rA rc r rK rd r8 r! r� r � setdefaultr" �KeyErrorr ) rC r� ra rA rc rK � new_proxiesr� � bypass_proxy�environ_proxies�proxy�username�passwordr' r' r+ r} s* z$SessionRedirectMixin.rebuild_proxiesc C s� | j } | j t j k r- | d k r- d } | j t j k rQ | d k rQ d } | j t j k ru | d k ru d } | | _ d S)z�When being redirected we may want to change the method of the request based on certain specs or browser behavior. �HEAD�GET�POSTN)�methodru r$ � see_other�found�moved)rC r� r7 r� r' r' r+ rt : s z#SessionRedirectMixin.rebuild_method) �__name__� __module__� __qualname__rE rT r� r~ r} rt r' r' r' r+ r< ` s m )r< c @ sZ e Z d Z d Z d d d d d d d d d d d d g Z d d � Z d d � Z d d � Z d d � Z d d d d d d d d d d d d d d d d � Z d d � Z d d � Z d d � Z d d d d! � Z d d" d# � Z d d$ d% � Z d& d' � Z d( d) � Z d* d+ � Z d, d- � Z d. d/ � Z d0 d1 � Z d2 d3 � Z d4 d5 � Z d S)6�Sessiona� A Requests session. Provides cookie persistence, connection-pooling, and configuration. Basic Usage:: >>> import requests >>> s = requests.Session() >>> s.get('https://httpbin.org/get') <Response [200]> Or as a context manager:: >>> with requests.Session() as s: ... s.get('https://httpbin.org/get') <Response [200]> rA r{ �authra �hooks�paramsr_ r` �adaptersr] r� rl c C s� t � | _ d | _ i | _ t � | _ i | _ d | _ d | _ d | _ t | _ d | _ t i � | _ t � | _ | j d t � � | j d t � � d S)NFTzhttps://zhttp://)r rA r� ra r r� r� r] r_ r` r rl r� r r{ r r� �mountr )rC r' r' r+ �__init__j s zSession.__init__c C s | S)Nr' )rC r' r' r+ � __enter__� s zSession.__enter__c G s | j � d S)N)rn )rC �argsr' r' r+ �__exit__� s zSession.__exit__c C s$ | j p i } t | t j � s- t | � } t t t � | j � | � } | j } | j r} | r} | j r} t | j � } t � } | j d | j j � d | j d | j d | j d | j d t | j | j d t �d t | j | j � d t | | j � d | d t | j | j � � | S) a� Constructs a :class:`PreparedRequest <PreparedRequest>` for transmission and returns it. The :class:`PreparedRequest` has settings merged from the :class:`Request <Request>` instance and those of the :class:`Session`. :param request: :class:`Request` instance to prepare with this session's settings. :rtype: requests.PreparedRequest r� rc �files�data�jsonrA r2 r� r� r{ r� )r{ r- r � CookieJarr r r r� r� r rc r �preparer� �upperr� r� r� r6 rA r r� r; r� )rC r� r{ �merged_cookiesr� �pr' r' r+ �prepare_request� s* zSession.prepare_requestNTc C s� t d | j � d | d | d | d | p- i d | d | p? i d | d | d | � } | j | � } | po i } | j | j | | | | � } d | d | i } | j | � | j | | � } | S) a Constructs a :class:`Request <Request>`, prepares it and sends it. Returns :class:`Response <Response>` object. :param method: method for the new :class:`Request` object. :param url: URL for the new :class:`Request` object. :param params: (optional) Dictionary or bytes to be sent in the query string for the :class:`Request`. :param data: (optional) Dictionary, list of tuples, bytes, or file-like object to send in the body of the :class:`Request`. :param json: (optional) json to send in the body of the :class:`Request`. :param headers: (optional) Dictionary of HTTP Headers to send with the :class:`Request`. :param cookies: (optional) Dict or CookieJar object to send with the :class:`Request`. :param files: (optional) Dictionary of ``'filename': file-like-objects`` for multipart encoding upload. :param auth: (optional) Auth tuple or callable to enable Basic/Digest/Custom HTTP Auth. :param timeout: (optional) How long to wait for the server to send data before giving up, as a float, or a :ref:`(connect timeout, read timeout) <timeouts>` tuple. :type timeout: float or tuple :param allow_redirects: (optional) Set to True by default. :type allow_redirects: bool :param proxies: (optional) Dictionary mapping protocol or protocol and hostname to the URL of the proxy. :param stream: (optional) whether to immediately download the response content. Defaults to ``False``. :param verify: (optional) Either a boolean, in which case it controls whether we verify the server's TLS certificate, or a string, in which case it must be a path to a CA bundle to use. Defaults to ``True``. :param cert: (optional) if String, path to ssl client cert file (.pem). If Tuple, ('cert', 'key') pair. :rtype: requests.Response r� rc rA r� r� r� r� r� r{ r� r^ rb )r r� r� �merge_environment_settingsrc r. r� )rC r� rc r� r� rA r{ r� r� r^ rb ra r� r] r_ r` r� r� �prep�settings� send_kwargsrD r' r' r+ r� � s( ) zSession.requestc K s# | j d d � | j d | | � S)z�Sends a GET request. Returns :class:`Response` object. :param url: URL for the new :class:`Request` object. :param \*\*kwargs: Optional arguments that ``request`` takes. :rtype: requests.Response rb Tr� )r� r� )rC rc �kwargsr' r' r+ r8 s z Session.getc K s# | j d d � | j d | | � S)z�Sends a OPTIONS request. Returns :class:`Response` object. :param url: URL for the new :class:`Request` object. :param \*\*kwargs: Optional arguments that ``request`` takes. :rtype: requests.Response rb T�OPTIONS)r� r� )rC rc r� r' r' r+ �options! s zSession.optionsc K s# | j d d � | j d | | � S)z�Sends a HEAD request. Returns :class:`Response` object. :param url: URL for the new :class:`Request` object. :param \*\*kwargs: Optional arguments that ``request`` takes. :rtype: requests.Response rb Fr� )r� r� )rC rc r� r' r' r+ �head, s z Session.headc K s | j d | d | d | | �S)a� Sends a POST request. Returns :class:`Response` object. :param url: URL for the new :class:`Request` object. :param data: (optional) Dictionary, list of tuples, bytes, or file-like object to send in the body of the :class:`Request`. :param json: (optional) json to send in the body of the :class:`Request`. :param \*\*kwargs: Optional arguments that ``request`` takes. :rtype: requests.Response r� r� r� )r� )rC rc r� r� r� r' r' r+ �post7 s z Session.postc K s | j d | d | | �S)au Sends a PUT request. Returns :class:`Response` object. :param url: URL for the new :class:`Request` object. :param data: (optional) Dictionary, list of tuples, bytes, or file-like object to send in the body of the :class:`Request`. :param \*\*kwargs: Optional arguments that ``request`` takes. :rtype: requests.Response �PUTr� )r� )rC rc r� r� r' r' r+ �putD s z Session.putc K s | j d | d | | �S)aw Sends a PATCH request. Returns :class:`Response` object. :param url: URL for the new :class:`Request` object. :param data: (optional) Dictionary, list of tuples, bytes, or file-like object to send in the body of the :class:`Request`. :param \*\*kwargs: Optional arguments that ``request`` takes. :rtype: requests.Response �PATCHr� )r� )rC rc r� r� r' r' r+ �patchP s z Session.patchc K s | j d | | � S)z�Sends a DELETE request. Returns :class:`Response` object. :param url: URL for the new :class:`Request` object. :param \*\*kwargs: Optional arguments that ``request`` takes. :rtype: requests.Response �DELETE)r� )rC rc r� r' r' r+ �delete\ s zSession.deletec K s� | j d | j � | j d | j � | j d | j � | j d | j � t | t � rg t d � � | j d d � } | j d � } | j } | j d | j � } t � } | j | | � } t � | } t d | � | _ t d | | | � } | j r+x* | j D] } t | j | j | j � qWt | j | | j � | rr| j | | | � } d d � | D� } n g } | r�| j d | � | j � } | | _ | s�y( t | j | | d d | �� | _ Wn t k r�Yn X| s�| j | S)zISend a given PreparedRequest. :rtype: requests.Response r] r_ r` ra z#You can only send PreparedRequests.rb Trc �secondsr7 c S s g | ] } | � q Sr' r' )r( rD r' r' r+ r, � s z Session.send.<locals>.<listcomp>r r� ) r� r] r_ r` ra r- r � ValueErrorrx r8 r� � get_adapterrc �preferred_clockr� r �elapsedr rf r r{ r� ri r� �insert�next�_next� StopIterationrg ) rC r� r� rb r] r� �adapter�start�rr� rD �genrf r' r' r+ r� f sF ( z Session.sendc C s | j r� | d k r$ | j d � n d } t | d | �} x* | j � D] \ } } | j | | � qI W| d k s� | d k r� t j j d � p� t j j d � } t | | j � } t | | j � } t | | j � } t | | j � } d | d | d | d | i S) z^ Check the environment and merge it with some settings. :rtype: dict Nr� T�REQUESTS_CA_BUNDLE�CURL_CA_BUNDLEr_ ra r] r` ) r� r8 r r/ r� �os�environr6 ra r] r_ r` ) rC rc ra r] r_ r` r� � env_proxiesr) r* r' r' r+ r� � s !z"Session.merge_environment_settingsc C sX x< | j j � D]+ \ } } | j � j | j � � r | Sq Wt d j | � � � d S)z~ Returns the appropriate connection adapter for the given URL. :rtype: requests.adapters.BaseAdapter z*No connection adapters were found for {!r}N)r� r/ �lowerro r rm )rC rc �prefixr� r' r' r+ r� � s zSession.get_adapterc C s( x! | j j � D] } | j � q Wd S)z+Closes all adapters and as such the sessionN)r� �valuesrn )rC r* r' r' r+ rn � s z Session.closec sW | | j � <� f d d � | j D� } x' | D] } | j j | � | j | <q0 Wd S)zwRegisters a connection adapter to a prefix. Adapters are sorted in descending order by prefix length. c s. g | ]$ } t | � t � � k r | � q Sr' )rk )r( r) )r� r' r+ r, � s z!Session.mount.<locals>.<listcomp>N)r� rx )rC r� r� � keys_to_mover5 r' )r� r+ r� � s z Session.mountc s � f d d � � j D� } | S)Nc s% i | ] } t � | d � | � q S)N)�getattr)r( �attr)rC r' r+ � <dictcomp>� s z(Session.__getstate__.<locals>.<dictcomp>)� __attrs__)rC �stater' )rC r+ � __getstate__� s zSession.__getstate__c C s1 x* | j � D] \ } } t | | | � q Wd S)N)r/ �setattr)rC r� r� �valuer' r' r+ � __setstate__� s zSession.__setstate__)r� r� r� �__doc__r� r� r� r� r� r� r8 r� r� r� r� r� r� r� r� r� rn r� r� r� r' r' r' r+ r� Q s2 7 ) D K r� c C s t � S)aZ Returns a :class:`Session` for context-management. .. deprecated:: 1.0.0 This method has been deprecated since version 1.0.0 and is only kept for backwards compatibility. New code should use :class:`~requests.sessions.Session` to create a session. This may be removed at a future date. :rtype: Session )r� r' r' r' r+ �session� s r� )?r� r� �sys�time�datetimer � collectionsr r� r �compatr r r r r r{ r r r r �modelsr r r r� r r �_internal_utilsr �utilsr r r � exceptionsr r r r � structuresr r� r r r r r! r" r# � status_codesr$ r% �platform� perf_counterr� �AttributeError�clockr6 r; �objectr< r� r� r' r' r' r+ �<module> s< (" ". �� �