܎j+xddlmZddlZddlmZd&d Zd'd Zd dd(dZd dd)dZd*dZ ddd+dZ ddd d,d%Z dS)-) annotationsN)Sequenceaws_access_key str | Noneaws_secret_keyreturnNonec^|du|dukr"|dnd}|dnd}td|d|ddS)z?Raise if only one of aws_access_key/aws_secret_key is provided.Nrr`z` was provided without `zT`. Both must be provided together, or neither (to use the default credential chain).) ValueError)rrprovidedmissings LC:\Projects\DSCons\.venv\Lib\site-packages\anthropic\lib\aws\_credentials.pyvalidate_credentialsrs~ d"d(BCC'5'A##GW&4&@""FV a a a' a a a   DCenv_varsstrcZ|D]'}tj|}||cS(dS)zAReturn the first non-None value from the given env vars, or None.Nosenvironget)rvarvalues r _read_envrs= s##  LLL  4r)ANTHROPIC_AWS_API_KEY)api_key_env_varsapi_key aws_profiler Sequence[str]boolc8|dS||dS|dSt|dSdS)uDetermine whether to use SigV4 auth. Returns True for SigV4, False for API key. Auth precedence: 1. api_key constructor arg → API key mode 2. aws_access_key + aws_secret_key constructor args → SigV4 3. aws_profile constructor arg → SigV4 4. API key env var(s) → API key mode (checked in order; first match wins) 5. Default AWS credential chain → SigV4 NFTr)rrrrrs rresolve_auth_moder$sD"u!^%?tt"#/u 4r use_sigv4c$||S|s t|SdS)z1Resolve the API key. Returns None if using SigV4.Nr#)rr%rs rresolve_api_keyr'As( ,*++ 4r aws_regionc||StjdptjdS)uResolve the AWS region from constructor arg or env var. Does not silently default — returns None if no region is available. N AWS_REGIONAWS_DEFAULT_REGIONr)r(s rresolve_regionr,Rs8  :>>, ' ' O2:>>:N+O+OOr)ANTHROPIC_AWS_WORKSPACE_ID)workspace_id_env_vars workspace_idr.c||St|S)zResolve the workspace ID from constructor arg or env var(s). Returns None if no workspace ID is available (caller should raise). r#)r/r.s rresolve_workspace_idr1]s + ,,r)ANTHROPIC_AWS_BASE_URLz/https://aws-external-anthropic.{region}.api.aws)base_url_env_vars url_templatebase_urlregionr3r4cX||St|}||S|||SdS)zResolve the base URL from constructor arg, env var, or region. Returns None if no base URL is resolvable (caller should raise). N)r6)rformat)r5r6r3r4env_urls rresolve_base_urlr:lsG*+G ""&"111 4r)rrrrrr )rrrr) rrrrrrrrrr rr!)rrr%r!rr rr)r(rrr)r/rr.r rr) r5rr6rr3r r4rrr) __future__rrtypingrrrr$r'r,r1r:rrr>s""""""      'A L'A "PPPP,K - - - - - -&(CI r