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Returns: The maximum context size Example: .. code-block:: python max_tokens = openai.modelname_to_contextsize("gpt-3.5-turbo-instruct") zgpt-4oizgpt-4o-2024-05-13ri z gpt-4-0314z gpt-4-0613z gpt-4-32kizgpt-4-32k-0314zgpt-4-32k-0613rizgpt-3.5-turbo-0301zgpt-3.5-turbo-0613zgpt-3.5-turbo-16ki@zgpt-3.5-turbo-16k-0613rz text-ada-001iadaztext-babbage-001iiiAi) babbageztext-curie-001curiedavinciztext-davinci-003ztext-davinci-002zcode-davinci-002zcode-davinci-001zcode-cushman-002zcode-cushman-001zft-:rNzUnknown model: z=. Please provide a valid OpenAI model name.Known models are: z, )splitr?rjoinr$)rDmodel_token_mapping context_sizes r0modelname_to_contextsizez#BaseOpenAI.modelname_to_contextsizes g   T  $  $     e  e  T  !$  !$    %e  %d  D 4! 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MMMM   ?   >>? 1%%67O 56*=#> 5O330188== I,-MM+MM177H0IMMM +,5M0/0?P8QQQ <)8 << &&78 <<<0111+f5F.GG11115F,-%&:;"()9":$*+<$=!"23"()9":+12K+L &'< ="#45!"34%m4#)*;# " " &0F8  s 1E66Fr(c@id|jitjS)Nrx)rxrr,rss r0r,zAzureOpenAI._identifying_paramss,  $"67 gg)  r2r'ctr d|ji}n|j|j|jd}i|t jS)Nr)engineapi_typery)r#rxr~rzrr)rs openai_paramsrs r0rzAzureOpenAI._invocation_paramssW >> $d&:;MM. 0#6M ?->577#=>>r2cdS)r/rrErrs r0r0zAzureOpenAI._llm_types wr2c |j|jdS)Nr~rzrrrs r0rzAzureOpenAI.lc_attributess $3"&"9   r2rTrWr^rUr_)rarbrcrdrvrgr!rxrzrpr{r|r}r~rrfr|rrrer,rr0rrkrls@r0rurus (,N++++ ).dBT(U(U(UOUUUU $eBmDDDDDDDS',uT'K'K'KNKKKKU'+N++++?CBBBB PT!SSSSO+"""""///[/tttXtl     X  ? ? ? ? ?X ?X   X     r2ruz0.0.1zlangchain_openai.ChatOpenAIcPeZdZUdZeddZded<eddZded<dZd ed < ee Z d ed < eddZ ded< eddZ ded< dZ ded<dZded< ee Zded< dZded< eZded< dZd ed!< ed"#edBd&ZedCd(ZedDd)Z dEdFd/Z dGdHd5Z dGdId8Z dGdJd:Z dGdKd;Z edLd=Z!edMd>Z"dNfdA Z#xZ$S)OraOpenAI Chat large language models. To use, you should have the ``openai`` python package installed, and the environment variable ``OPENAI_API_KEY`` set with your API key. Any parameters that are valid to be passed to the openai.create call can be passed in, even if not explicitly saved on this class. Example: .. code-block:: python from langchain_community.llms import OpenAIChat openaichat = OpenAIChat(model_name="gpt-3.5-turbo") NTrrr^rjrrrrr'rrrrrprrrrrNr prefix_messagesFrrrrrrrrrrr)cdt|D}|di}t|D]5}||vr/||vrt d|d||||<6||d<|S)rch|] }|j SrE)r)rfields r0 z)OpenAIChat.build_extra..s#V#V#VEEK#V#V#Vr2rzFound z supplied twice.)rrr?listrpop)r{rrextra field_names r0rzOpenAIChat.build_extras$W#VZ__=S=S=U=U#V#V#V  >2..v,, ; ;J!999&&$%Jj%J%J%JKKK$*JJz$:$:j!!&~ r2r ct|dd}t|ddd}t|ddd}t|d d d} d d l}||_|r||_|r||_|r ||d |_n#t $rt dwxYw |j|d<n#t$rtdwxYwtj d|S)rrprqrrr6rrrrrrNr"rr^z`openai` has no `ChatCompletion` attribute, this is likely due to an old version of the openai package. Try upgrading it with `pip install --upgrade openai`.r) rrOrr!rr&rChatCompletionAttributeErrorrrr)r{rrprrrrOs r0rzOpenAIChat.validate_environmentsk. $&6  /        ,       3 )+@"     MMM+FN 2"1" :&9# M(4|LL    ?    %4F8     7     G    s )A66B BB9c|jS)r)rrrs r0rzOpenAIChat._default_paramsEs   r2rrurrrc t|dkrtd||jd|ddgz}id|ji|j}|d|vrtd||d<|d d kr|d =||fS) Nrz6OpenAIChat currently only supports single prompt, got userr)rolecontentrrr rr)rrrrrr?)rsrrmessagesrs r0_get_chat_paramszOpenAIChat._get_chat_paramsJs w<!W$BV!W   !UVVV!F6N ::l # #r ) )|$r2rrIrXrYrc+tK||g|\}}i||ddi}t|f||d|D]}t|ts|}|ddddd}t | } |r||| | VdS NrTrrIr5rdeltarr6r7)r)rrerr>r?rr rsrrrIrYrrrtokenrs r0rzOpenAIChat._stream\s 00&4@@&5F5f5h550  #  @F   Kk400 1)..00  *1-g6::9bIIE#///E A,,U%,@@@KKKK  r2rfrc K||g|\}}i||ddi}t|f||d|d{V23d{V}t|ts|}|ddddd}t | } |r||| d{V| WV6dSr)rrkrr>r?rrrs r0rzOpenAIChat._astreampsP 00&4@@&5F5f5h55'= ( #( ( @F( ( " " " " " "       +k400 1)..00  *1-g6::9bIIE#///E G!2252FFFFFFFFFKKKKK" " " sC rc |jr;d}|j|d||fi|D] }||}||z } |Jt|ggS|||\}}i||}t |f||d|} t | t s| } | d|jd} tt| dddd gg| S Nr)rrr,rr5messagerr7r) rrrrrerr>rr rsrrrIrYrrrr full_responsers r0rzOpenAIChat._generatesP > 948J%gaj$ NNvNN ( (%!&JJ%'JJ))):,888 800$??&%F%f%-  #  @F  -.. 1)..00M(1/  y!9!!rrrs r0r zOpenAIChat._agenerates > 948J,t}WQZ{UUfUU ( ( ( ( ( ( (e%!&JJ%'JJ V ))):,888 800$??&%F%f%4  #  @F        -.. 1)..00M(1/  y!9!!rrprrrNrrrrhrrr"rfrrrrerrrrrr r,r0rCrkrls@r0rrs  %d333F3333dD999L9999%J%%%%#(5#>#>#>L>>>>V%*E$i$H$H$HNHHHHO%*U4z%J%J%JOJJJJ#'L&&&&K<!E$777O7777,I/?BsuuODDDD3AFFFFF7_(###   [$# 000X0d!!!X! ?C     *%):> .%)?C .%):> ! ! ! ! ! L%)?C ! ! ! ! ! FKKKXKX          r2r)r$r%r&r'r(r'r)r*)r3r'r)r)r&r'r3r'r)r*rUr])rGrHrIrJr)rK)rGrHrIrXrYrr)r)rGrHrIrfrYrr)r)> __future__rloggingrr8rtypingrrrrrr r r r r rrrrrlangchain_core._api.deprecationrlangchain_core.callbacksrr#langchain_core.language_models.llmsrrlangchain_core.outputsrrrlangchain_core.utilsrrrlangchain_core.utils.pydanticrlangchain_core.utils.utilsrpydanticr r!r" langchain_community.utils.openair# getLoggerrar>r1r@rBrFrWrerkrmrrurrEr2r0rs"""""" $766666UTTTTTTTIIIIIIIIII 544444::::::7777777777999999  8 $ $ 9 9 9 9    SSSS     ,7;,,,,,(<@22222&C 2C 2C 2C 2C 2C 2C 2C 2L (E>WXXXLLLLLZLLYXL4  E6TU U U U U *U U U p   4 O O O O O O O  O O O r2