3
ãde‹t  ã               @   s¤  d Z ddlZddlZddlZddlmZ ddlmZ ddlm	Z	 ddl
mZmZmZmZmZ ddlmZmZmZmZ dd	lmZmZmZ dd
lmZmZ ddlmZ ddlmZm Z m!Z! ddl"m#Z#m$Z$m%Z%m&Z& ddl'm(Z( ddl)m*Z* ddlm+Z+m,Z,m-Z-m.Z.m/Z/m0Z0m1Z1 ddl2m3Z3 ddlm4Z4 ej5dk�rZy
ej6Z7W n e8k
�rV   ej9Z7Y nX nejZ7efdd„Z:efdd„Z;G dd„ de<ƒZ=G dd„ de=ƒZ>dd„ Z?dS )z•
requests.sessions
~~~~~~~~~~~~~~~~~

This module provides a Session object to manage and persist settings across
requests (cookies, auth, proxies).
é    N)Ú	timedelta)ÚOrderedDicté   )Ú_basic_auth_str)Ú	cookielibÚis_py3ÚurljoinÚurlparseÚMapping)Úcookiejar_from_dictÚextract_cookies_to_jarÚRequestsCookieJarÚmerge_cookies)ÚRequestÚPreparedRequestÚDEFAULT_REDIRECT_LIMIT)Údefault_hooksÚdispatch_hook)Úto_native_string)Úto_key_val_listÚdefault_headersÚDEFAULT_PORTS)ÚTooManyRedirectsÚInvalidSchemaÚChunkedEncodingErrorÚContentDecodingError)ÚCaseInsensitiveDict)ÚHTTPAdapter)Úrequote_uriÚget_environ_proxiesÚget_netrc_authÚshould_bypass_proxiesÚget_auth_from_urlÚrewind_bodyÚresolve_proxies)Úcodes)ÚREDIRECT_STATIÚwin32c             C   st   |dkr| S | dkr|S t |tƒo*t | tƒs0| S |t|ƒƒ}|jt| ƒƒ dd„ |jƒ D ƒ}x|D ]
}||= qbW |S )zèDetermines 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© )Ú.0ÚkÚvr(   r(   úH/var/www/agendate/envp3/lib/python3.6/site-packages/requests/sessions.pyú
<listcomp>J   s    z!merge_setting.<locals>.<listcomp>)Ú
isinstancer
   r   ÚupdateÚitems)Úrequest_settingÚsession_settingÚ
dict_classÚmerged_settingÚ	none_keysÚkeyr(   r(   r,   Úmerge_setting2   s    



r7   c             C   s@   |dks|j dƒg kr| S | dks0| j dƒg kr4|S t| ||ƒS )z©Properly merges both requests and session hooks.

    This is necessary because when request_hooks == {'response': []}, the
    merge breaks Session hooks entirely.
    NÚresponse)Úgetr7   )Úrequest_hooksÚsession_hooksr3   r(   r(   r,   Úmerge_hooksQ   s
    r<   c               @   s>   e Zd Zdd„ Zdd„ Zddd	„Zd
d„ Zdd„ Zdd„ ZdS )ÚSessionRedirectMixinc             C   s,   |j r(|jd }tr|jdƒ}t|dƒS dS )z7Receives a Response. Returns a redirect URI or ``None``ÚlocationÚlatin1Úutf8N)Úis_redirectÚheadersr   Úencoder   )ÚselfÚrespr>   r(   r(   r,   Úget_redirect_targetb   s    


z(SessionRedirectMixin.get_redirect_targetc             C   sœ   t |ƒ}t |ƒ}|j|jkr dS |jdkrL|jdkrL|jdkrL|jd	krLdS |j|jk}|j|jk}tj|jdƒdf}| r”|j|kr”|j|kr”dS |pš|S )
zFDecide whether Authorization header should be removed when redirectingTÚhttpéP   NÚhttpsé»  F)rH   N)rJ   N)r	   ÚhostnameÚschemeÚportr   r9   )rD   Úold_urlÚnew_urlÚ
old_parsedÚ
new_parsedÚchanged_portÚchanged_schemeÚdefault_portr(   r(   r,   Úshould_strip_authw   s    
z&SessionRedirectMixin.should_strip_authFNTc	             k   sR  g }
| j |ƒ}t|jƒj}�x0|�rL|jƒ }|
j|ƒ |
dd… |_y
|j W n( tt	t
fk
rv   |jjdd� Y nX t|jƒ| jkrœtdj| jƒ|d�‚|jƒ  |jdƒrÌt|jƒ}djt|jƒ|gƒ}t|ƒ}|jd	krð|rð|j|d
�}n|jrü|j}|jƒ }|j�st|jt|ƒƒ}nt|ƒ}t|ƒ|_| j||ƒ |jtjtjfk�rxd}x|D ]}|j j!|dƒ �qZW d|_"|j }|j!ddƒ t#|j$||jƒ t%|j$| j&ƒ |j'|j$ƒ | j(||ƒ}| j)||ƒ |j*dk	�oèd|k�pèd|k}|�røt+|ƒ |}|�r
|V  q| j,|f|||||ddœ|	—Ž}t#| j&||jƒ | j |ƒ}|V  qW dS )zBReceives a Response. Returns a generator of Responses or Requests.r   NF)Údecode_contentzExceeded {} redirects.)r8   z//ú:Ú )ÚfragmentúContent-LengthúContent-TypeúTransfer-EncodingÚCookie)ÚstreamÚtimeoutÚverifyÚcertÚproxiesÚallow_redirects)rZ   r[   r\   )-rF   r	   ÚurlrY   ÚcopyÚappendÚhistoryÚcontentr   r   ÚRuntimeErrorÚrawÚreadÚlenÚmax_redirectsr   ÚformatÚcloseÚ
startswithÚjoinr   rL   Ú_replaceÚgeturlÚnetlocr   r   Úrebuild_methodÚstatus_coder%   Útemporary_redirectÚpermanent_redirectrB   ÚpopÚbodyr   Ú_cookiesr   ÚcookiesÚprepare_cookiesÚrebuild_proxiesÚrebuild_authÚ_body_positionr#   Úsend)rD   rE   Úreqr^   r_   r`   ra   rb   Úyield_requestsÚadapter_kwargsÚhistrd   Úprevious_fragmentÚprepared_requestÚparsed_rurlÚparsedÚpurged_headersÚheaderrB   Ú
rewindabler(   r(   r,   Úresolve_redirects�   sv    








z&SessionRedirectMixin.resolve_redirectsc             C   sR   |j }|j}d|kr*| j|jj|ƒr*|d= | jr8t|ƒnd}|dk	rN|j|ƒ dS )zéWhen 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.
        ÚAuthorizationN)rB   rd   rU   ÚrequestÚ	trust_envr    Úprepare_auth)rD   r‡   r8   rB   rd   Únew_authr(   r(   r,   r   þ   s    z!SessionRedirectMixin.rebuild_authc             C   sz   |j }t|jƒj}t||| jƒ}d|kr.|d= yt|| ƒ\}}W n tk
r^   d\}}Y nX |rv|rvt||ƒ|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
        zProxy-AuthorizationN)NN)	rB   r	   rd   rL   r$   r�   r"   ÚKeyErrorr   )rD   r‡   rb   rB   rL   Únew_proxiesÚusernameÚpasswordr(   r(   r,   r~     s    z$SessionRedirectMixin.rebuild_proxiesc             C   sX   |j }|jtjkr|dkrd}|jtjkr6|dkr6d}|jtjkrN|dkrNd}||_ dS )z‚When being redirected we may want to change the method of the request
        based on certain specs or browser behavior.
        ÚHEADÚGETÚPOSTN)Úmethodrv   r%   Ú	see_otherÚfoundÚmoved)rD   r‡   r8   rš   r(   r(   r,   ru   -  s    z#SessionRedirectMixin.rebuild_method)FNTNNF)	Ú__name__Ú
__module__Ú__qualname__rF   rU   r�   r   r~   ru   r(   r(   r(   r,   r=   `   s    
mr=   c               @   sÌ   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d6dd„Z	dd„ Z
dd„ Zdd„ Zd7d d!„Zd8d"d#„Zd9d$d%„Zd&d'„ Zd(d)„ Zd*d+„ Zd,d-„ Zd.d/„ Zd0d1„ Zd2d3„ Zd4d5„ ZdS ):Ú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]>
    rB   r|   Úauthrb   ÚhooksÚparamsr`   ra   Úadaptersr^   r�   rm   c             C   sr   t ƒ | _d | _i | _tƒ | _i | _d| _d| _d | _	t
| _d| _ti ƒ| _tƒ | _| jdtƒ ƒ | jdtƒ ƒ d S )NFTzhttps://zhttp://)r   rB   r¢   rb   r   r£   r¤   r^   r`   ra   r   rm   r�   r   r|   r   r¥   Úmountr   )rD   r(   r(   r,   Ú__init__]  s    

zSession.__init__c             C   s   | S )Nr(   )rD   r(   r(   r,   Ú	__enter__›  s    zSession.__enter__c             G   s   | j ƒ  d S )N)ro   )rD   Úargsr(   r(   r,   Ú__exit__ž  s    zSession.__exit__c             C   s¶   |j pi }t|tjƒst|ƒ}tttƒ | j ƒ|ƒ}|j}| jrV| rV| j rVt	|j
ƒ}tƒ }|j|jjƒ |j
|j|j|jt|j| jtd�t|j| jƒt|| jƒ|t|j| jƒd�
 |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
        )r3   )
rš   rd   ÚfilesÚdataÚjsonrB   r¤   r¢   r|   r£   )r|   r.   r   Ú	CookieJarr   r   r   r¢   r�   r    rd   r   Úpreparerš   Úupperr«   r¬   r­   r7   rB   r   r¤   r<   r£   )rD   r�   r|   Úmerged_cookiesr¢   Úpr(   r(   r,   Úprepare_request¡  s*    



zSession.prepare_requestNTc             C   st   t |jƒ ||||pi ||pi |||d�
}| j|ƒ}|p8i }| j|j||||ƒ}|	|
dœ}|j|ƒ | j|f|Ž}|S )ax	  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``. When set to
            ``False``, requests will accept any TLS certificate presented by
            the server, and will ignore hostname mismatches and/or expired
            certificates, which will make your application vulnerable to
            man-in-the-middle (MitM) attacks. Setting verify to ``False`` 
            may be useful during local development or testing.
        :param cert: (optional) if String, path to ssl client cert file (.pem).
            If Tuple, ('cert', 'key') pair.
        :rtype: requests.Response
        )
rš   rd   rB   r«   r¬   r­   r¤   r¢   r|   r£   )r_   rc   )r   r°   r³   Úmerge_environment_settingsrd   r/   r�   )rD   rš   rd   r¤   r¬   rB   r|   r«   r¢   r_   rc   rb   r£   r^   r`   ra   r­   r‚   ÚprepÚsettingsÚsend_kwargsrE   r(   r(   r,   r�   É  s(    .

zSession.requestc             K   s   |j ddƒ | jd|f|ŽS )zåSends 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
        rc   Tr˜   )Ú
setdefaultr�   )rD   rd   Úkwargsr(   r(   r,   r9     s    zSession.getc             K   s   |j ddƒ | jd|f|ŽS )zéSends 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
        rc   TÚOPTIONS)r¸   r�   )rD   rd   r¹   r(   r(   r,   Úoptions   s    zSession.optionsc             K   s   |j ddƒ | jd|f|ŽS )zæSends 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
        rc   Fr—   )r¸   r�   )rD   rd   r¹   r(   r(   r,   Úhead+  s    zSession.headc             K   s   | j d|f||dœ|—ŽS )aÈ  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�   )rD   rd   r¬   r­   r¹   r(   r(   r,   Úpost6  s    zSession.postc             K   s   | j d|fd|i|—Ž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
        ÚPUTr¬   )r�   )rD   rd   r¬   r¹   r(   r(   r,   ÚputC  s    
zSession.putc             K   s   | j d|fd|i|—Ž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
        ÚPATCHr¬   )r�   )rD   rd   r¬   r¹   r(   r(   r,   ÚpatchO  s    
zSession.patchc             K   s   | j d|f|ŽS )zèSends 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
        ÚDELETE)r�   )rD   rd   r¹   r(   r(   r,   Údelete[  s    zSession.deletec             K   sŽ  |j d| jƒ |j d| jƒ |j d| jƒ d|krFt|| j| jƒ|d< t|tƒrXt	dƒ‚|j
ddƒ}|jdƒ}|j}| j|jd�}tƒ }|j|f|Ž}tƒ | }	t|	d	�|_td
||f|Ž}|jräx |jD ]}
t| j|
j|
jƒ qÊW t| j||jƒ |�r| j||f|Ž}dd„ |D ƒ}ng }|�r>|jd|ƒ |j
ƒ }||_|�s~y"t| j||fddi|—Žƒ|_W n tk
�r|   Y nX |�sŠ|j |S )zISend a given PreparedRequest.

        :rtype: requests.Response
        r^   r`   ra   rb   z#You can only send PreparedRequests.rc   T)rd   )Úsecondsr8   c             S   s   g | ]}|‘qS r(   r(   )r)   rE   r(   r(   r,   r-   ›  s    z Session.send.<locals>.<listcomp>r   rƒ   )r¸   r^   r`   ra   r$   rb   r�   r.   r   Ú
ValueErrorry   r9   r£   Úget_adapterrd   Úpreferred_clockr�   r   Úelapsedr   rg   r   r|   r�   rj   r�   ÚinsertÚnextÚ_nextÚStopIterationrh   )rD   r�   r¹   rc   r^   r£   ÚadapterÚstartÚrrÈ   rE   Úgenrg   r(   r(   r,   r�   e  sJ    


"zSession.sendc       
      C   s°   | j rr|dk	r|jdƒnd}t||d�}x |jƒ D ]\}}	|j||	ƒ q2W |dksZ|dkrrtjjdƒpptjjdƒ}t|| jƒ}t|| j	ƒ}t|| j
ƒ}t|| jƒ}||||dœS )z^
        Check the environment and merge it with some settings.

        :rtype: dict
        NÚno_proxy)rÑ   TÚREQUESTS_CA_BUNDLEÚCURL_CA_BUNDLE)r`   rb   r^   ra   )r�   r9   r   r0   r¸   ÚosÚenvironr7   rb   r^   r`   ra   )
rD   rd   rb   r^   r`   ra   rÑ   Úenv_proxiesr*   r+   r(   r(   r,   r´   ³  s    z"Session.merge_environment_settingsc             C   s@   x,| j jƒ D ]\}}|jƒ j|jƒ ƒr|S qW tdj|ƒƒ‚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¥   r0   Úlowerrp   r   rn   )rD   rd   ÚprefixrÍ   r(   r(   r,   rÆ   Ð  s    zSession.get_adapterc             C   s    x| j jƒ D ]}|jƒ  qW dS )z+Closes all adapters and as such the sessionN)r¥   Úvaluesro   )rD   r+   r(   r(   r,   ro   Þ  s    zSession.closec                sB   || j ˆ < ‡ fdd„| j D ƒ}x|D ]}| j j|ƒ| j |< q$W dS )zwRegisters a connection adapter to a prefix.

        Adapters are sorted in descending order by prefix length.
        c                s    g | ]}t |ƒt ˆ ƒk r|‘qS r(   )rl   )r)   r*   )rØ   r(   r,   r-   é  s    z!Session.mount.<locals>.<listcomp>N)r¥   ry   )rD   rØ   rÍ   Úkeys_to_mover6   r(   )rØ   r,   r¦   ã  s    

zSession.mountc                s   ‡ fdd„ˆ j D ƒ}|S )Nc                s   i | ]}t ˆ |d ƒ|“qS )N)Úgetattr)r)   Úattr)rD   r(   r,   ú
<dictcomp>ï  s    z(Session.__getstate__.<locals>.<dictcomp>)Ú	__attrs__)rD   Ústater(   )rD   r,   Ú__getstate__î  s    zSession.__getstate__c             C   s&   x |j ƒ D ]\}}t| ||ƒ q
W d S )N)r0   Úsetattr)rD   rß   rÜ   Úvaluer(   r(   r,   Ú__setstate__ò  s    zSession.__setstate__)NNNNNNNTNNNNNN)NN)N)N)rž   rŸ   r    Ú__doc__rÞ   r§   r¨   rª   r³   r�   r9   r»   r¼   r½   r¿   rÁ   rÃ   r�   r´   rÆ   ro   r¦   rà   rã   r(   r(   r(   r,   r¡   D  s2   >)  
I



Nr¡   c               C   s   t ƒ 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,   Úsession÷  s    rå   )@rä   rÔ   ÚsysÚtimeÚdatetimer   Úcollectionsr   r¢   r   Úcompatr   r   r   r	   r
   r|   r   r   r   r   Úmodelsr   r   r   r£   r   r   Ú_internal_utilsr   Úutilsr   r   r   Ú
exceptionsr   r   r   r   Ú
structuresr   r¥   r   r   r   r    r!   r"   r#   r$   Ústatus_codesr%   r&   ÚplatformÚperf_counterrÇ   ÚAttributeErrorÚclockr7   r<   Úobjectr=   r¡   rå   r(   r(   r(   r,   Ú<module>	   sB   $
 e   6