U
    sVc5%                     @   s2  d Z ddlmZ ddlZddlZddlZddlZddlZddl	m
Z
mZ ddlmZ ejdZedd Zedd	 Zeejd
ddgejddddgdd Zedd Zedd Zeejddi e
ddgifdddie
ddgifdddgie
dd d!gifd"dgd#d$e
ddgifd"dgd%d$e
dejdgifgd&d' Zed(d) Zeejd*d+d,d-gd.d/ Zeejd0d#d%gd1d2 Zed3d4 Zejdd5dd6d7d8gd9d: Zeejdd5ddd;d<gd=d> Zed?d@ Z edAdB Z!ejdCejdDdEdFgdGdH Z"dS )IzZ
Tests encoding functionality during parsing
for all of the parsers defined in parsers.py
    )BytesION)	DataFrameread_csvZpyarrow_skipc                 C   sL   d}| }t d|}|j|d|d}tddggddgd	}t|| d S )
Ncp1255u   שלום:1234
562:123:)sepencodingi2  {   u   שלוםZ1234columnsr   encoder   r   tmassert_frame_equal)all_parsersr   parserdataresultexpected r   H/tmp/pip-unpacked-wheel-xj8nt62q/pandas/tests/io/parser/test_encoding.pytest_bytes_io_input   s    r   c                 C   s@   | }t d }|j|ddd d}tddgg}t|| d S )Nu   Łaski, Jan;1;utf-8)r   r   headeru   Łaski, Jan   r   )r   r   r   r   r   r   r   r   test_read_csv_unicode"   s
    r   r   ,	r   utf-16zutf-16lezutf-16bec              
   C   s   | }d d|}dt  d}|dd}d}t|}dd	lm} ||}	t|d
}
|
	|	 W 5 Q R X t
||}|||d}|j|fd|i|}|j|fd|i|}|  t|| W 5 Q R X d S )Nz)skip this
skip this too
A,B,C
1,2,3
4,5,6r   __z__.csv   )r   Zskiprowsr   r   )TextIOWrapperwbr   r   )replaceuuidZuuid4r   ensure_cleanior"   r   openwriter   r   closer   )r   r   r   r   r   pathkwargsutf8r"   
bytes_datafZbytes_bufferr   r   r   r   r   test_utf16_bom_skiprows,   s&     

r1   c                 C   s6   t j|d}| }|j|ddd}t|dks2td S )Nzutf16_ex.txtr   r   )r   r   2   )osr,   joinr   lenAssertionError)r   csv_dir_pathr,   r   r   r   r   r   test_utf16_exampleO   s    r8   c                 C   sL   t j|d}| }|j|d dd}|d}|d d }d}||ksHtd S )Nunicode_series.csvlatin-1)r   r   r   r   i`  u$   Á köldum klaka (Cold Fever) (1994))r3   r,   r4   r   Z	set_indexr6   )r   r7   r,   r   r   gotr   r   r   r   test_unicode_encodingW   s    
r<   zdata,kwargs,expectedza
1ar   z"a"
1	quotechar"zb
1namesb1z
1T)r@   Zskip_blank_linesFc                    sD   | }d d fdd}|j ||fdi|}t|| d S )Nu   ﻿r   c                    s    |   }t|S )N)r   r   )_dataZbom_databomr.   r   r   _encode_data_with_bom~   s    z,test_utf8_bom.<locals>._encode_data_with_bomr   )r   r   r   )r   r   r-   r   r   rF   r   r   rD   r   test_utf8_bomd   s    rG   c                 C   sL   t dgdgd}| }||}d|}|jt||d}t|| d S )Ng333333@test)Zmb_numZ	multibytezmb_num,multibyte
4.8,testr$   )r   formatr   r   r   r   r   )r   	utf_valueencoding_fmtr   r   r   r   r   r   r   r   test_read_csv_utf_aliases   s    

rL   zfile_path,encoding))r(   r   csvz	test1.csvr   ))r(   r   r   r9   r:   ))r(   r   r   zsauron.SHIFT_JIS.csvshiftjisc           
   	   C   s   | }|| }|j ||d}t||d}| |}|jr<tW 5 Q R X t|| t|dd}	|j |	|d}|	jrxtW 5 Q R X t|| t|ddd}	|j |	|d}|	jrtW 5 Q R X t|| d S )Nr$   rbmoder   )rQ   	buffering)r   r)   closedr6   r   r   )
r   	file_pathr   datapathr   Zfpathr   far   Zfbr   r   r   test_binary_mode_file_buffers   s    
rW   pass_encodingc           	   	   C   sr   | }| |}tddgi}tjd|dd<}|d |d |j||rP|nd d}t|| W 5 Q R X d S )	NZfoobarzw+T)rQ   r   Zreturn_filelikezfoo
barr   r$   )rI   r   r   r'   r*   seekr   r   )	r   rJ   rK   rX   r   r   r   r0   r   r   r   r   test_encoding_temp_file   s    


r[   c              	   C   s~   | }d}d}d}t ||gi}t N}|| d| | |d |j||d}t|| |j	rpt
W 5 Q R X d S )Nz	shift-jisu	   てすとu   こむ
r   r$   )r   tempfileNamedTemporaryFiler*   r   rZ   r   r   r   rS   r6   )r   r   r   titler   r   r0   r   r   r   r   test_encoding_named_temp_file   s    

r`   r   z	utf-16-bez	utf-16-lezutf-32c                 C   sR   d}t || }t|d| d}tddgddgdd	ggd
dgd}t|| d S )Nu   a	b
：foo	0
bar	1
baz	2r   )	delimiterr   u   ：foor   rY   r   Zbazr!   r=   rA   )r   r   r   )r   r   Zencoded_datar   r   r   r   r   %test_parse_encoded_special_characters   s
    "rb   r   r:   c              	   C   sp   | }t ddddgddddgd	d
ddgd}t &}|j|d|d |j||dd}W 5 Q R X t|| d S )NZRaphaelZ	DonatellozMiguel AngelZLeonardoZredZpurpleZorangeZblueZsaizbo staffZnunchunkZkatana)namemaskZweaponF)indexr   T)r   
memory_map)r   r   r'   to_csvr   r   )r   r   r   r   filedfr   r   r   test_encoding_memory_map   s    



rj   c              	   C   sh   | }t dgd d}d|jd< td*}|j|dddd	 |j|d
ddd}W 5 Q R X t|| d
S )zO
    Chunk splits a multibyte character with memory_map=True

    GH 43540
    Zaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaai   )r   u   aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaąi  zbug-gh43540.csvFr   re   r   r   NTc)r   rf   engine)r   Zilocr   r'   rg   r   r   )r   r   ri   fnamedfrr   r   r    test_chunk_splits_multibyte_char   s    
rp   c              	   C   s   g }d}d}d}t t|t||D ]X}ddd t ||d D d }z|d W n tk
rp   Y q$Y nX || q$| }t|}td	,}	|j	|	d
d
dd |j
|	ddddd}
W 5 Q R X t||
 dS )zg
    GH 43787

    Test correct handling of UTF-8 chars when memory_map=True and encoding is UTF-8
        u   𐂀 c                 S   s   g | ]}t |qS r   )chr).0rl   r   r   r   
<listcomp>  s     z,test_readcsv_memmap_utf8.<locals>.<listcomp>r\   r   zutf8test.csvFrk   NTrl   )r   rf   rm   r   )rangeordr4   r   UnicodeEncodeErrorappendr   r   r'   rg   r   r   )r   linesZline_lengthZ
start_charZend_charlnumliner   ri   rn   ro   r   r   r   test_readcsv_memmap_utf8  s.    "
    r~   Zpyarrow_xfailrQ   zw+bzw+tc              	   C   sh   | }d}d|krd}t j|d$}|| |d ||}W 5 Q R X tg dgd}t|| d S )Ns   abcdtZabcdrP   r   r
   )r]   SpooledTemporaryFiler*   rZ   r   r   r   r   )r   rQ   r   contenthandleri   r   r   r   r   test_not_readable,  s    

r   )#__doc__r(   r   r3   r]   r&   ZnumpynpZpytestZpandasr   r   Zpandas._testingZ_testingr   markZusefixturesZskip_pyarrowr   r   Zparametrizer1   r8   r<   nanrG   rL   rW   r[   r`   rb   rj   rp   r~   r   r   r   r   r   <module>   s   

	 




 



