}tjUdZddlZddlZddlZddlZddlZddlZddlZddlZddl m Z m Z m Z ddl mZddlmZddlmZddlmZmZddlmZddlZdd lmZd d lmZd d lmZmZm Z m!Z!m"Z"m#Z#m$Z$m%Z%m&Z&d dlm'Z'd dl(m)Z)d dl*m+Z+e'j,e-Z.edGddZ/ej0dZ1ej0dZ2de e3e3fde/dzfdZ4de e3e3fde5dzfdZ6dZ7dZ8dZ9ej0dej:Z;ej0d ej:Z<ej0d!Z=ej0d"Z>ej0d#Z?hd$Z@d%e3deAe3dze3dzffd&ZBd%e3de3dzfd'ZCd%e3de3dzfd(ZDd)ejEddfd*ZFd)ejEddfd+ZGd,ejHddfd-ZIdejJfd.ZKdejLfd/ZMe gejJfZNe gejLfZOejPZQeKaReNeSd0<eMaTeOeSd1<daUejJdzeSd2<d3eNddfd4ZVd5eOddfd6ZWdejJfd7ZXdejLfd8ZYdfd9ZZej[eZe\ed:rej]eZ;ej^ej_ej`fZaeAebecdZdeAe5dContains utilities to handle HTTP requests in huggingface_hub.N)Callable GeneratorMapping)contextmanager) dataclass)quote)AnyTypeVar)urlparse)OfflineModeIsEnabled) constants) BadRequestErrorBucketNotFoundErrorDisabledRepoErrorGatedRepoErrorHfHubHTTPErrorJobNotFoundErrorRemoteEntryNotFoundErrorRepositoryNotFoundErrorRevisionNotFoundError)logging) SliceFileObj) HTTP_METHOD_TT)frozencZeZdZUdZeed<eed<eed<dZedzed<dZedzed<dS) RateLimitInfoa Parsed rate limit information from HTTP response headers. Attributes: resource_type (`str`): The type of resource being rate limited. remaining (`int`): The number of requests remaining in the current window. reset_in_seconds (`int`): The number of seconds until the rate limit resets. limit (`int`, *optional*): The maximum number of requests allowed in the current window. window_seconds (`int`, *optional*): The number of seconds in the current window. resource_type remainingreset_in_secondsNlimitwindow_seconds) __name__ __module__ __qualname____doc__str__annotations__intr"r#Y/var/www/html/CA-Chatbot/venv/lib/python3.11/site-packages/huggingface_hub/utils/_http.pyrr7sg  NNNE3:!%NC$J%%%%%r,rzL\"(?P\w+)\"\s*;\s*r\s*=\s*(?P\d+)\s*;\s*t\s*=\s*(?P\d+)z'q\s*=\s*(?P\d+).*?w\s*=\s*(?P\d+)headersreturnc`d}d}|D]3}|}|dkr ||}%|dkr||}4|sdSt|}|sdS|d}t |d}t |d}d} d} |r`t |} | rDt | d} t | d} t |||| | S) a*Parse rate limit information from HTTP response headers. Follows IETF draft: https://www.ietf.org/archive/id/draft-ietf-httpapi-ratelimit-headers-09.html Only a subset is implemented. Example: ```python >>> from huggingface_hub.utils import parse_ratelimit_headers >>> headers = { ... "ratelimit": '"api";r=0;t=55', ... "ratelimit-policy": '"fixed window";"api";q=500;w=300', ... } >>> info = parse_ratelimit_headers(headers) >>> info.remaining 0 >>> info.reset_in_seconds 55 ``` N ratelimitzratelimit-policyrrtqw)rr r!r"r#)lower_RATELIMIT_REGEXsearchgroupr*_RATELIMIT_POLICY_REGEXr) r.r1policykey lower_keymatchrr r!r"r# policy_matchs r-parse_ratelimit_headersr@SsP*!IF""IIKK  # # II , , ,S\F t  # #I . .E tKK00MEKK$$%%I5;;s++,,E!%N :.55f==  : **3//00E !3!3C!8!899N #)%    r,cd}|D]$}|dkr ||}n%|dS|}|sdS|rt|SdS)a[Parse the standard `Retry-After` HTTP header into a number of seconds to wait. The `Retry-After` header can be either a non-negative number of seconds (delay-seconds) or an HTTP-date after which to retry. We handle only the delay-seconds case. See https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Headers/Retry-After. Nz retry-after)r6stripisdigitr*)r.valuer<s r-_parse_retry_afterrEsE 99;;- ' 'CLE E ( }t KKMME t }}5zz 4r,z x-request-idzX-Amzn-Trace-Idz x-amz-cf-ida  # staging or production endpoint ^https://[^/]+ ( # on /api/repo_type/repo_id /api/(models|datasets|spaces)/(.+) | # or /repo_id/resolve/revision/... /(.+)/resolve/(.+) ) )flagszz # staging or production endpoint ^https?://[^/]+ # on /api/buckets/... /api/buckets/ z:^https?://[^/]+/api/(?:scheduled-jobs|jobs)/[^/]+/([^/?]+)zA^https?://[^/]+/api/(models|datasets|spaces)/([^/]+)(?:/([^/]+))?z)^https?://[^/]+/api/buckets/([^/]+/[^/]+)> rawblobrefstreecommitresolverevisionsettings discussionsurlc(t|}|sdStj|d}|d|d}}|r|t vr|d|}n|}||fS)a,Extract (repo_type, repo_id) from an API URL. Returns canonical repo_type values: "model", "dataset", "space" (or None). Examples: >>> _parse_repo_info_from_url("https://huggingface.co/api/models/user/repo") ("model", "user/repo") >>> _parse_repo_info_from_url("https://huggingface.co/api/datasets/user/repo/resolve/main/data.csv") ("dataset", "user/repo") >>> _parse_repo_info_from_url("https://huggingface.co/api/models/bert-base-cased/resolve/main/config.json") ("model", "bert-base-cased") NNrr /)_REPO_ID_FROM_URL_REGEXr8rREPO_TYPES_MAPPINGgetr9_REPO_URL_SUBPATHS)rPr> repo_typefirstsecondrepo_ids r-_parse_repo_info_from_urlr]s $ * *3 / /E z,00Q@@IKKNNEKKNN6E & 222%%V%% g r,cht|}|r|dndS)z9Extract bucket_id (namespace/name) from a bucket API URL.rN)_BUCKET_ID_FROM_URL_REGEXr8r9rPr>s r-_parse_bucket_id_from_urlras. % , ,S 1 1E" ,5;;q>>>,r,cht|}|r|dndS)z>Extract the job_id from a (scheduled) job API URL, if present.rN)_JOB_ID_FROM_URL_REGEXr8r9r`s r-_parse_job_id_from_urlrds. " ) )# . .E" ,5;;q>>>,r,requestc :tjrtd|jdt|jvrL|jtpttj |jt<|jt}t d||j |j|jddutjr(t dt||S)z Event hook that will be used to make HTTP requests to the Hugging Face Hub. What it does: - Block requests if offline mode is enabled - Add a request ID to the request headers - Log the request if debug mode is enabled z Cannot reach za: offline mode is enabled. To disable it, please unset the `HF_HUB_OFFLINE` environment variable.z%Request %s: %s %s (authenticated: %s) authorizationNzSend: %s)ris_offline_moder rPX_AMZN_TRACE_IDr.rW X_REQUEST_IDr(uuiduuid4loggerdebugmethodHF_DEBUG_curlify)re request_ids r-hf_request_event_hookrss  "" " KGK K K K   go--+2?+>+>|+L+L+aPSTXT^T`T`PaPa($$_55J LL/ O,,D8 4 Z'!2!2333 r,c$Kt|S)z3 Async version of `hf_request_event_hook`. )rs)res r-async_hf_request_event_hookrus ! ) ))r,responsecK|jdkrXd|jvrQ t|jd}n#t$rYdSwxYw|dkr |d{VdSdSdSdS)NzContent-lengthi@B) status_coder.r* ValueErroraread)rvlengths r-async_hf_response_event_hookr}"ss"" x/ / / X-.>?@@     !!nn&&&&&&&&&&&#" 0 / "!s3 AAc@tjdtgiddS)zQ Factory function to create a `httpx.Client` with the default transport. reTN event_hooksfollow_redirectstimeout)httpxClientrsr+r,r-default_client_factoryr0s/ <!6 78   r,cNtjtgtgdddS)zV Factory function to create a `httpx.AsyncClient` with the default transport. )rervTNr)r AsyncClientrur}r+r,r-default_async_client_factoryr;s6  !< =LhKijj   r,_GLOBAL_CLIENT_FACTORY_GLOBAL_ASYNC_CLIENT_FACTORY_GLOBAL_CLIENTclient_factorycft5t|addddS#1swxYwYdS)a Set the HTTP client factory to be used by `huggingface_hub`. The client factory is a method that returns a `httpx.Client` object. On the first call to [`get_session`] the client factory will be used to create a new `httpx.Client` object that will be shared between all calls made by `huggingface_hub`. This can be useful if you are running your scripts in a specific environment requiring custom configuration (e.g. custom proxy or certifications). Use [`get_session`] to get a correctly configured `httpx.Client`. N) _CLIENT_LOCK close_sessionr)rs r-set_client_factoryrOs} 00!/000000000000000000s &**async_client_factoryc |adS)a Set the HTTP async client factory to be used by `huggingface_hub`. The async client factory is a method that returns a `httpx.AsyncClient` object. This can be useful if you are running your scripts in a specific environment requiring custom configuration (e.g. custom proxy or certifications). Use [`get_async_client`] to get a correctly configured `httpx.AsyncClient`. > [!WARNING] > Contrary to the `httpx.Client` that is shared between all calls made by `huggingface_hub`, the `httpx.AsyncClient` is not shared. > It is recommended to use an async context manager to ensure the client is properly closed when the context is exited. Nr)rs r-set_async_client_factoryr`s$8   r,cxt-t5tadddn #1swxYwYtS)a Get a `httpx.Client` object, using the transport factory from the user. This client is shared between all calls made by `huggingface_hub`. Therefore you should not close it manually. Use [`set_client_factory`] to customize the `httpx.Client`. N)rrrr+r,r- get_sessionrpsv  6 6355N 6 6 6 6 6 6 6 6 6 6 6 6 6 6 6 s *..ctS)a Return a `httpx.AsyncClient` object, using the transport factory from the user. Use [`set_async_client_factory`] to customize the `httpx.AsyncClient`. > [!WARNING] > Contrary to the `httpx.Client` that is shared between all calls made by `huggingface_hub`, the `httpx.AsyncClient` is not shared. > It is recommended to use an async context manager to ensure the client is properly closed when the context is exited. rr+r,r-get_async_sessionrs ( ) ))r,ct}da|L |dS#t$r(}td|Yd}~dSd}~wwxYwdS)z Close the global `httpx.Client` used by `huggingface_hub`. If a Client is closed, it will be recreated on the next call to [`get_session`]. Can be useful if e.g. an SSL certificate has been updated. NzError closing client: )rclose Exceptionrmwarning)clientes r-rrsFN 9 LLNNNNN 9 9 9 NN7A77 8 8 8 8 8 8 8 8 8 9s# AAAregister_at_fork)after_in_child._DEFAULT_RETRY_ON_EXCEPTIONS)iiiii_DEFAULT_RETRY_ON_STATUS_CODESF) max_retriesbase_wait_time max_wait_timeretry_on_exceptionsretry_on_status_codesstreamrorrrrrrc +`Kt|tr|f}ttrfd|} dd} d|vrAt|dtjt fr|d} t} dz d | |d| dtj dtffd } |rG| j dd |5} | | s| V ddddS dddn #1swxYwYn!| j dd |} | | s| VdSne#|$r]}td |d d t|tjrt#kr|Yd}~nd}~wwxYw7t%dz}td |dddn&| }td|dddt'j|t+|| dz} )zfInternal implementation of HTTP backoff logic shared between `http_backoff` and `http_stream_backoff`.rNdataTrrvr/c|jvrdStd|jddkrt|dS|jdkrt |jx}|jnt|jx}|dS)zNHandle response and return True if should retry, False if should return/yield.Fz HTTP Error z thrown while requesting  rNT)ryrmrhf_raise_for_statusr@r.r!rE) rvratelimit_info retry_afterrronb_triesratelimit_resetrrPs r- _should_retryz)_http_backoff_base.._should_retrys'/DDD 5jX-Ajj\bjjehjjkkkk))'111!5(C//+B8CS+T+TTa&4&EOO%78H%I%IIkV&1Otr,rorP'z' thrown while requesting rzRate limited. Waiting zs before retry [Retry rTz].z Retrying in z s [Retry r r+) isinstancetyper*ioIOBasertellrseekrResponseboolrrermr ConnectErrorrfloattimesleepmin)rorPrrrrrrkwargs sleep_timeio_obj_initial_posrrrverr actual_sleeprrs``` ` @@r-_http_backoff_basers_%t,,524'--9!6 8HJ"&O  Jvf~ <7PQQ#F^0022 ]]FB8A 3 "-v##$6777  4           4 "V]D&cDDVDD(=22& *6>KSKKFKK$}X.."NNNF"    NNLsLLfLLsLL M M M#u122 +%% &%%%%    & 11A5L NNrLrrX`rrcnrrr s s s s%L NN[,[[[[[[ \ \ \ <    Q77 EB8sDA E*D; E EDED#EF%AF  F%)rrrrrc Fttd|||||||dd|S)a_ Wrapper around httpx to retry calls on an endpoint, with exponential backoff. Endpoint call is retried on exceptions (ex: connection timeout, proxy error,...) and/or on specific status codes (ex: service unavailable). If the call failed more than `max_retries`, the exception is thrown or `raise_for_status` is called on the response object. Re-implement mechanisms from the `backoff` library to avoid adding an external dependencies to `hugging_face_hub`. See https://github.com/litl/backoff. Args: method (`Literal["GET", "OPTIONS", "HEAD", "POST", "PUT", "PATCH", "DELETE"]`): HTTP method to perform. url (`str`): The URL of the resource to fetch. max_retries (`int`, *optional*, defaults to `5`): Maximum number of retries, defaults to 5. Set to `0` to disable retries. base_wait_time (`float`, *optional*, defaults to `1`): Duration (in seconds) to wait before retrying the first time. Wait time between retries then grows exponentially, capped by `max_wait_time`. max_wait_time (`float`, *optional*, defaults to `8`): Maximum duration (in seconds) to wait before retrying. retry_on_exceptions (`type[Exception]` or `tuple[type[Exception]]`, *optional*): Define which exceptions must be caught to retry the request. Can be a single type or a tuple of types. By default, retry on `httpx.TimeoutException`, `httpx.NetworkError` and `httpx.RemoteProtocolError`. retry_on_status_codes (`int` or `tuple[int]`, *optional*, defaults to `(429, 500, 502, 503, 504)`): Define on which status codes the request must be retried. By default, retries on rate limit (429) and server errors (5xx). **kwargs (`dict`, *optional*): kwargs to pass to `httpx.request`. Example: ``` >>> from huggingface_hub.utils import http_backoff # Same usage as "httpx.request". >>> response = http_backoff("GET", "https://www.google.com") >>> response.raise_for_status() # If you expect a Gateway Timeout from time to time >>> http_backoff("PUT", upload_url, data=data, retry_on_status_codes=504) >>> response.raise_for_status() ``` > [!WARNING] > When using `requests` it is possible to stream data by passing an iterator to the > `data` argument. On http backoff this is a problem as the iterator is not reset > after a failed call. This issue is mitigated for file objects or any IO streams > by saving the initial position of the cursor (with `data.tell()`) and resetting the > cursor between each call (with `data.seek()`). For arbitrary iterators, http backoff > will fail. If this is a hard constraint for you, please let us know by opening an > issue on [Github](https://github.com/huggingface/huggingface_hub). FrorPrrrrrrr+)nextrrorPrrrrrrs r- http_backoffrsPB  #)' 3"7     r,c +@Ktd|||||||dd|Ed{VdS)a Wrapper around httpx to retry calls on an endpoint, with exponential backoff. Endpoint call is retried on exceptions (ex: connection timeout, proxy error,...) and/or on specific status codes (ex: service unavailable). If the call failed more than `max_retries`, the exception is thrown or `raise_for_status` is called on the response object. Re-implement mechanisms from the `backoff` library to avoid adding an external dependencies to `hugging_face_hub`. See https://github.com/litl/backoff. Args: method (`Literal["GET", "OPTIONS", "HEAD", "POST", "PUT", "PATCH", "DELETE"]`): HTTP method to perform. url (`str`): The URL of the resource to fetch. max_retries (`int`, *optional*, defaults to `5`): Maximum number of retries, defaults to 5. Set to `0` to disable retries. base_wait_time (`float`, *optional*, defaults to `1`): Duration (in seconds) to wait before retrying the first time. Wait time between retries then grows exponentially, capped by `max_wait_time`. max_wait_time (`float`, *optional*, defaults to `8`): Maximum duration (in seconds) to wait before retrying. retry_on_exceptions (`type[Exception]` or `tuple[type[Exception]]`, *optional*): Define which exceptions must be caught to retry the request. Can be a single type or a tuple of types. By default, retry on `httpx.TimeoutException`, `httpx.NetworkError` and `httpx.RemoteProtocolError`. retry_on_status_codes (`int` or `tuple[int]`, *optional*, defaults to `(429, 500, 502, 503, 504)`): Define on which status codes the request must be retried. By default, retries on rate limit (429) and server errors (5xx). **kwargs (`dict`, *optional*): kwargs to pass to `httpx.request`. Example: ``` >>> from huggingface_hub.utils import http_stream_backoff # Same usage as "httpx.stream". >>> with http_stream_backoff("GET", "https://www.google.com") as response: ... for chunk in response.iter_bytes(): ... print(chunk) # If you expect a Gateway Timeout from time to time >>> with http_stream_backoff("PUT", upload_url, data=data, retry_on_status_codes=504) as response: ... response.raise_for_status() ``` > [!WARNING] > When using `httpx` it is possible to stream data by passing an iterator to the > `data` argument. On http backoff this is a problem as the iterator is not reset > after a failed call. This issue is mitigated for file objects or any IO streams > by saving the initial position of the cursor (with `data.tell()`) and resetting the > cursor between each call (with `data.seek()`). For arbitrary iterators, http backoff > will fail. If this is a hard constraint for you, please let us know by opening an > issue on [Github](https://github.com/huggingface/huggingface_hub). TrNr+)rrs r-http_stream_backoffrcsoF"  %#/3              r,)retry_on_errorsrc N|rinddd} td||d|ddi|}t|d|jcxkrdkrcnn`t|jd }|jd kr;t||j } |S) aFPerform an HTTP request with backoff and follow relative redirects only. Used to fetch HEAD /resolve on repo or bucket files. This is useful to follow a redirection to a renamed repository without following redirection to a CDN. A backoff mechanism retries the HTTP call on errors (429, 5xx, timeout, network errors). Args: method (`str`): HTTP method, such as 'GET' or 'HEAD'. url (`str`): The URL of the resource to fetch. retry_on_errors (`bool`, *optional*, defaults to `False`): Whether to retry on errors. If False, no retry is performed (fast fallback to local cache). If True, uses default retry behavior (429, 5xx, timeout, network errors). **httpx_kwargs (`dict`, *optional*): Params to pass to `httpx.request`. r+)rrTrrFi,iLocation)path) rrryr r.netloc_replacergeturl)rorPr httpx_kwargsno_retry_kwargsrv parsed_targets r--_httpx_follow_relative_redirects_with_backoffrs0[2XZ#[#[     #       H%%% (& - - - -# - - - - -$X%5j%ABBM#r))smm,,-2D,EELLNN  Or,endpointc|r|dn tj}|tjtjfvr@|tj|}|tj|}|S)zReplace the default endpoint in a URL by a custom one. 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This helper is meant to be the unique method to raise_for_status when making a call to the Hugging Face Hub. Args: response (`Response`): Response from the server. endpoint_name (`str`, *optional*): Name of the endpoint that has been called. If provided, the error message will be more complete. > [!WARNING] > Raises when the request has failed: > > - [`~utils.RepositoryNotFoundError`] > If the repository to download from cannot be found. This may be because it > doesn't exist, because `repo_type` is not set correctly, or because the repo > is `private` and you do not have access. > - [`~utils.GatedRepoError`] > If the repository exists but is gated and the user is not on the authorized > list. > - [`~utils.RevisionNotFoundError`] > If the repository exists but the revision couldn't be found. > - [`~utils.EntryNotFoundError`] > If the repository exists but the entry (e.g. the requested file) couldn't be > find. > - [`~utils.BadRequestError`] > If request failed with a HTTP 400 BadRequest error. > - [`~utils.HfHubHTTPError`] > If request failed for a reason not listed above. zFailed to parse warning headersT)exc_infodrSNz X-Error-CodeX-Error-MessagerRRevisionNotFoundz Client Error. zRevision Not Found for url: .)rYr\ EntryNotFoundzEntry Not Found for url: GatedRepoz!Cannot access gated repo for url z$Access to this resource is disabled.z!Cannot access repository for url  RepoNotFoundzBucket Not Found for url: zG Please make sure you specified the correct bucket id (namespace/name).zg If the bucket is private, make sure you are authenticated and your token has the required permissions.) bucket_idizJob Not Found for url: zA Please make sure you specified the correct job ID and namespace.)job_idiz+Invalid credentials in Authorization headerzRepository Not Found for url: z Please make sure you specified the correct `repo_id` and `repo_type`. 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HH%899  %&& ,$$U++++".$$%D%D1B%D%DEEEE$$U++++  *  !2 3 3 3(##   ; ;%%!((y)9:::  000'++NB?? = 0V<+=+=+?+???   / / / 0WV=VVVM}5566MYY}--N);...008L8L8N8NNN ^ # # 4.#8 8   6N#: : J |$ /* k"     $$V,,  UJ!7e!7!7u!7!7!7  E  6j&&((0C0I0I0K0KKK & & &/55d;;M#N]N36HHK^_l_m_mKnn  #5 5  *(..008TbTjfj k k kC 1Q JsUA E9 B(BB BBBBE9BCE99A!GG) subject_token access_token refresh_token client_secret device_codecg|];}tjd|ddftjd|ddffD]}|\2z(^|&)(z=)[^&]*z\1\2)recompile)rr<patterns r-rr(s 1#111 2 24EF *c*** + +->?  r,bodycLtD]\}}|||}|S)zRRedact OAuth credential values from a JSON or form-urlencoded request body string.)_SENSITIVE_BODY_PATTERNSsub)r>r= replacements r-_redact_sensitive_bodyrC2s0 8..{{;-- Kr,cdd|jfg}t|jD],\}}|dkrd}|d|d|fgz }-d} |jK|jdd }t|d kr |dd d }t|}n#tj $rd }YnwxYw||d| ddfgz }|d|j fgz }g}|D]g\}}|r/| tt||r/| tt|hd|S)zConvert a `httpx.Request` into a curl command (str). Used for debug purposes only. Implementation vendored from https://github.com/ofw/curlify/blob/master/curlify.py. 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