ctjddlmZddlZddlmZmZmZddlmZm Z m Z er"ddl Z ddl ZddlmZmZddlmZddlmZddlmZGd d ejZddZGddZddZdS)) annotationsN) TYPE_CHECKINGAnyNoReturn)Version_hasattr_static parse_version)SelfTypeIsInterchangeSeries)DType) DataFrameLikec*eZdZdZdZdZdZdZdZdZ dS) DtypeKindrN) __name__ __module__ __qualname__INTUINTFLOATBOOLSTRINGDATETIME CATEGORICAL]/var/www/html/CA-Chatbot/venv/lib/python3.11/site-packages/narwhals/_interchange/dataframe.pyrrs1 C D E D FHKKKr#rinterchange_dtypetuple[DtypeKind, int, Any, Any]returnrcFtjj}|dtjkr|ddkr|S|ddkr|S|ddkr|S|ddkr|Sd}t||dtj kr|ddkr| S|ddkr| S|ddkr| S|ddkr|Sd}t||dtjkrq|ddkr|S|ddkr|S|ddkr|Sd }t||dtjkr|S|dtjkr|S|dtjkr|S|dtjkr|Sd |}t|) Nrr@ zInvalid bit width for INTzInvalid bit width for UINTzInvalid bit width for FLOATzInvalid dtype, got: )rV1dtypesrrInt64Int32Int16Int8AssertionErrorrUInt64UInt32UInt16UInt8rFloat64Float32Float16rBooleanrStringr Datetimer! Categorical)r%r.msgs r$'map_interchange_dtype_to_narwhals_dtyper@stZ Fy},, Q 2 % %<<>> ! Q 2 % %<<>> ! Q 2 % %<<>> ! Q 1 $ $;;== )S!!!y~-- Q 2 % %==?? " Q 2 % %==?? " Q 2 % %==?? " Q 1 $ $<<>> !*S!!!y.. Q 2 % %>>## # Q 2 % %>>## # Q 2 % %>>## #+S!!!y~--~~y///}}y111   y444!!### 4!2 4 4C   r#ceZdZejZddZddZdd Zd d Z d!dZ d"dZ e d#dZ e d$dZd%dZd&dZd'dZdS)(InterchangeFramedfrr'Nonec8||_dSN) __dataframe___interchange_frame)selfrCs r$__init__zInterchangeFrame.__init__Ps"$"2"2"4"4r#r c|SrFr"rIs r$__narwhals_dataframe__z'InterchangeFrame.__narwhals_dataframe__Ss r#rc$d}t|)NzCannot access native namespace for interchange-level dataframes with unknown backend.If you would like to see this kind of object supported in Narwhals, please open a feature request at https://github.com/narwhals-dev/narwhals/issues.NotImplementedError)rIr?s r$__native_namespace__z%InterchangeFrame.__native_namespace__Vs Y "#&&&r#namestrr cTddlm}||j|S)Nrr )narwhals._interchange.seriesr rHget_column_by_name)rIrRr s r$ get_columnzInterchangeFrame.get_column^s6BBBBBB  !8!K!KD!Q!QRRRr# pd.DataFramecddl}t|dkrd|j}t||jj|jS)Nr)rrzpConversion to pandas is achieved via interchange protocol which requires 'pandas>=1.5.0' to be installed, found )pandasr __version__rPapi interchangefrom_dataframerH)rIpdr?s r$ to_pandaszInterchangeFrame.to_pandascsi   y ( (L;=>LL &c** *v!001HIIIr#pa.Tablec.ddlm}||jS)Nr)r_)"pyarrow.interchange.from_dataframer_rH)rIr_s r$to_arrowzInterchangeFrame.to_arrowns5      ~d5666r#dict[str, DType]cNfdjDS)Ncji|]/}|tj|j0Sr")r@rHrVdtype).0 column_namerIs r$ z+InterchangeFrame.schema..wsO    @'::;GGM   r#)rH column_namesrLs`r$schemazInterchangeFrame.schemaus?     $6CCEE     r# list[str]cNt|jSrF)listrHrmrLs r$columnszInterchangeFrame.columns~sD+88::;;;r#attrc,d|d}t|)Nz Attribute aK is not supported for interchange-level dataframes. Hint: you probably called `nw.from_native` on an object which isn't fully supported by Narwhals, yet implements `__dataframe__`. If you would like to see this kind of object supported in Narwhals, please open a feature request at https://github.com/narwhals-dev/narwhals/issues.rO)rIrsr?s r$ __getattr__zInterchangeFrame.__getattr__s1 B B B B "#&&&r#rmc|jt|}t|dsd}t |||jS)N_dfzExpected interchange object to implement `_df` property to allow for recovering original object. See https://github.com/data-apis/dataframe-api/issues/360.)rHselect_columns_by_namerqhasattrrP __class__rw)rIrmframer?s r$ simple_selectzInterchangeFrame.simple_selectsa'>>tL?Q?QRRue$$ +M &c** *~~ei(((r#exprsc$d}t|)Nz`select`-ing not by name is not supported for interchange-only level. If you would like to see this kind of object better supported in Narwhals, please open a feature request at https://github.com/narwhals-dev/narwhals/issues.rO)rIr}r?s r$selectzInterchangeFrame.selects B "#&&&r#N)rCrr'rD)r'r )r'r)rRrSr'r )r'rX)r'rb)r'rf)r'ro)rsrSr'r)rmrSr'r )r}rSr'r )rrrrr-_versionrJrMrQrWrarepropertyrnrrrur|rr"r#r$rBrBMszH5555''''SSSS J J J J7777   X <<<X<''''))))''''''r#rBobjrTypeIs[DataFrameLike]c"t|dS)NrG)r)rs r$supports_dataframe_interchangers 3 0 00r#)r%r&r'r)rrr'r) __future__renumtypingrrrnarwhals._utilsrrr r[r`pyarrowpatyping_extensionsr r rUr narwhals.dtypesrnarwhals.stable.v1.typingrIntEnumrr@rBrr"r#r$rsZ"""""" //////////CCCCCCCCCC8........>>>>>>%%%%%%777777 ----`P'P'P'P'P'P'P'P'f111111r#