U
    f/e:                     @   s  d Z ddlmZ ddlZddlZddlmZ ddlm	Z	m
Z
mZ ddlmZ dd Zdd	 Zejd
ddgddgddgdgdgdgdggejdddgdd Zdd Zejd
ddggdd Zdd Zdd Zejddge	ejgdgdgd e
dgd!d"d#fdd$ge	ejgdgd%ejd&gd!d'gd(d#fd!d'ge	ejgdgd%ejd&gd!d'gd(d#fgd)d* Zejd+i e	d!d,ejd-d.ejd/gdd$d0d1dd2d3gd4d5d6ejd7ejd8gd9fg g d:d;d<e	d!d,d=d-d.d>d/gdd$d0d1dd2d3gd4d5d6d>d7d=d8gd9fd!gd;d<e	ejd,d=d-d.d>d/gdd$d0d1dd2d3gd4d5d6d>d7d=d8gd9fd
g g d:ie	d!d,ejd-d.ejd/gdd$d0d1dd2d3gd4d5d6ejd7ejd8gd9fgd?d@ ZdAdB ZdCdD ZdEdF ZejdGdHdIgdJdK ZejdLdMddNgejejgd0dOggfd;dPdNgd>dQgdRdOggfgdSdT Z dUdV Z!ejdWdejdXgdXejggfd$ddYdZdXgejejggfgd[d\ Z"d]d^ Z#d_d` Z$ejdae%dbdc e%dd d
dbgie	e%dbe%ddgfe%dbde df i e	e%dbdgd=d$ggfe%dbdg d
dbgie	ejdgfgdhdi Z&djdk Z'ejdld;d=dmgfdMejdngfgdodp Z(dqdr Z)ejdsdMd;gdtdu Z*ejdvdwdxdydzd{d|gfd{d!d|ifgd}d~ Z+dd Z,dS )zg
Tests that NA values are properly handled during
parsing for all of the parsers defined in parsers.py
    )StringION)STR_NA_VALUES)	DataFrameIndex
MultiIndexc                 C   sT   | }d}| t|}tdddgdtjdgtjddggd	d
dgd}t|| d S )NzA,B,C
a,b,c
d,,f
,g,h
abcdfghABCcolumnsread_csvr   r   npnantmassert_frame_equalall_parsersparserdataresultexpected r   I/tmp/pip-unpacked-wheel-tiezk1ph/pandas/tests/io/parser/test_na_values.pytest_string_nas   s    r!   c                 C   sN   | }d}t ddgtjdgtjtjggddgd}|t|}t|| d S )NzA,B
foo,bar
NA,baz
NaN,nan
foobarbazr   r   r   r   r   r   r   r   r   r   )r   r   r   r   r   r   r   r    test_detect_string_na#   s     r&   	na_valuesz-999.0z-999ig     8r   zA,B
-999,1.2
2,-999
3,4.5
z"A,B
-999,1.200
2,-999.000
3,4.500
c                 C   sL   | }t tjdgdtjgddggddgd}|jt||d}t|| d S )	Ng333333?       @g      @g      @r   r   r   r'   r%   )r   r   r'   r   r   r   r   r   r    test_non_string_na_values1   s    &r*   c                    s   ddddddddd	d
ddddddddh}|t ks4t| }t|fdd td fddt|D }ttjt	t	d}|j
|d d}t|| d S )Nz-1.#INDz1.#QNANz1.#INDz-1.#QNANz#N/AzN/Azn/aZNAz<NA>z#NAZNULLnullNaNr   z-NaNz-nanz#N/A N/A c                    sf   | dkrd}n| dkr&d dg|  }| | }|  d k rbd dg |  d  }| | }|S )Nr   r-   ,   )join)ivbufZjoined)nvr   r    r   p   s    z!test_default_na_values.<locals>.f
c                 3   s   | ]\}} ||V  qd S )Nr   ).0r1   r2   )r   r   r    	<genexpr>~   s     z)test_default_na_values.<locals>.<genexpr>)r   index)header)r   AssertionErrorlenr   r0   	enumerater   r   r   ranger   r   r   )r   Z
_NA_VALUESr   r   r   r   r   )r   r4   r    test_default_na_valuesV   s6     r>   r$   c                 C   s`   | }d}t dtjdgtjdtjgddtjggddd	gd
}|jt||dgd}t|| d S )Nz3A,B,C
ignore,this,row
1,NA,3
-1.#IND,5,baz
7,8,NaN
      ?            r   r   r   r   r/   )r'   Zskiprowsr%   )r   r'   r   r   r   r   r   r   r    test_custom_na_values   s    " rD   c                 C   s`   d}| }| t|}ttjdtjdgtdtjddtjgtddddgd}t|| d S )Nz1A,B,C
True,False,True
NA,True,False
False,NA,TrueTF)dtyper   r   r   )	r   r   r   r   arrayr   objectr   r   r   r   r   r   r   r   r   r    test_bool_na_values   s    rJ   c                 C   sh   d}| }|j t|dgdgdd}ttjdtjdgtjdtjdgtjdtjdgd}t|| d S )Nz3A,B,C
foo,bar,NA
bar,foo,foo
foo,bar,NA
bar,foo,foor"   r#   )r   r   r)   rF   r   r   r   r   Zdfr   r   r   r    test_na_value_dict   s    rL   zindex_col,expectedr/   rA   )r   r	   r
   r   namer8      )r   r
   )r   r/   r	   )namesc                 C   s.   d}| }|j t|t |d}t|| d S )Nza,b,c,d
0,NA,1,5
)r'   	index_col)r   r   setr   r   )r   rR   r   r   r   r   r   r   r    test_na_value_dict_multi_index   s    rT   zkwargs,expectedr   r
   er   r@         rB   ZonetwoZthreefivesevenrF   )r   r   Fr'   keep_default_nar-   r   c                 C   s*   d}| }|j t|f|}t|| d S )NzAA,B,C
a,1,one
b,2,two
,3,three
d,4,nan
e,5,five
nan,6,
g,7,seven
r   r   r   r   )r   kwargsr   r   r   r   r   r   r    test_na_values_keep_default   s    .
r_   c              
   C   sd   d}| }|j t|dd}tdddddd	d
gdddddddgdddd	dddgd}t|| d S )NzAA,B,C
a,1,None
b,2,two
,3,None
d,4,nan
e,5,five
nan,6,
g,7,seven
F)r\   r   r   r-   r
   rU   r   r   r/   rP   r@   rV   rA   rW   rB   NonerX   rY   rZ   rF   r   r   r   r   r   rI   r   r   r    !test_no_na_values_no_keep_default  s    
rb   c                 C   sF   d}| }|j t|ddgidd}tdgtjgd}t|| d S )Nza,b
,2r   2Fr[   r-   r   r   r   rI   r   r   r    &test_no_keep_default_na_dict_na_values0  s      re   c                 C   sD   d}| }|j t|ddidd}tdgtjgd}t|| d S )Nza,b
1,2r   rP   Fr[   r/   rd   r   rK   r   r   r    -test_no_keep_default_na_dict_na_scalar_values;  s
    rf   col_zero_na_valuesi Z113125c              	   C   st   d}| }t tjdgtjdgdtjgddgddgd	d
gtjdgd}|jt|d dd
dd|dd}t|| d S )Nz_113125,"blah","/blaha",kjsdkj,412.166,225.874,214.008
729639,"qwer","",asdfkj,466.681,,252.373
g    ND&AZqwerz/blahaZkjsdkjZasdfkjg-y@g7A`*}@z225.874r-   g-o@)r   r/   rP   r@   rV   rA   rW   Fz214.008Zblah)rP   rW   r/   r   )r9   r\   r'   r%   )r   rg   r   r   r   r   r   r   r    1test_no_keep_default_na_dict_na_values_diff_reprsF  s&    rh   zna_filter,row_dataTr   r   1r   3c                 C   s>   d}| }|j t|dg|d}t|ddgd}t|| d S )NzA,B
1,A
nan,B
3,C
r   )r'   	na_filterr   r   ra   )r   rk   row_datar   r   r   r   r   r   r    !test_na_values_na_filter_overridec  s
    rm   c              
   C   sr   | }d}| t|}tdddddtjtjtjgdddd	d
tjtjtjggddddddddgd}t|| d S )NzlDate,Currency,Symbol,Type,Units,UnitPrice,Cost,Tax
2012-03-14,USD,AAPL,BUY,1000
2012-05-12,USD,SBUX,SELL,500z
2012-03-14ZUSDZAAPLZBUYi  z
2012-05-12ZSBUXZSELLi  DateZCurrencyZSymbolTypeZUnitsZ	UnitPriceZCostZTaxr   r   r   r   r   r    test_na_trailing_columnsx  s$    rp   zna_values,row_datar(   rd   r?   c                 C   s@   | }ddg}d}|j t|||d}t||d}t|| d S )Nr   r   1,2
2,1rQ   r'   r   ra   )r   r'   rl   r   rQ   r   r   r   r   r   r    test_na_values_scalar  s    	rs   c                 C   sn   | }ddd}|  }ddg}d}tddgtjtjgg|d	}|jt|||d
}t|| t|| d S )NrP   r/   rd   r   r   rq   r?   r(   r   rr   )	copyr   r   r   r   r   r   r   Zassert_dict_equal)r   r   r'   Zna_values_copyrQ   r   r   r   r   r   r    test_na_values_dict_aliasing  s    
ru   c                 C   sD   d}| }ddi}|j t||d}tdtjdgi}t|| d S )Nza
foo
1r   r"   r)   r   r/   r   )r   r   r   r'   r   r   r   r   r    test_na_values_dict_col_index  s    rv   zdata,kwargs,expectedl            r5   l           z,1z
,2z
1c                 C   s.   | }|j t|fdd i|}t|| d S )Nr9   r]   )r   r   r^   r   r   r   r   r   r    test_na_values_uint64  s    rw   c                 C   sH   d}| }t ddgitdgddd}|jt|dd	d
}t|| d S )Nza,1
b,2ri   rP   r   r   rM   rO   r   F)rR   r\   r   r   r   r   r   r   )r   r   r   r   r   r   r   r    *test_empty_na_values_no_default_with_index  s
    ry   zna_filter,index_data5g      @c                 C   sP   | }d}t ddgddgdt|ddd	}|jt|dg|d
}t|| d S )Na,b,c
1,,3
4,5,6r/   rV   r@   rW   )r   r	   r   rM   rO   )rR   rk   rx   )r   rk   Z
index_datar   r   r   r   r   r   r    test_no_na_filter_on_index  s
    "r|   c                 C   s\   | }d}|j t|dgddgd}tdtjgdtjgdtd	d
gddd}t|| d S )Nzidx,col1,col2
1,3,4
2,inf,-infr   infz-inf)rR   r'   r@   rV   )col1col2r/   rP   idxrM   rO   )r   r   r   r   r   r   r   r   )r   r   r   outr   r   r   r    !test_inf_na_values_with_int_index  s     r   rk   c                 C   sV   | }d}|rt jnd}tddg|dgddgd}|jt||td	}t|| d S )
Nr{   r-   ri   4rz   rj   6)r   r   r	   )rk   rE   )r   r   r   r   r   strr   r   )r   rk   r   r   emptyr   r   r   r   r    +test_na_values_with_dtype_str_and_na_filter  s    r   zdata, na_values)zfalse,1
,1
trueN)zfalse,1
null,1
trueN)zfalse,1
nan,1
trueN)false,1
foo,1
truer"   r   r"   c              	   C   sF   | }d}t jt|d& |jt|d ddgddi|d W 5 Q R X d S )Nz(Bool column has NA values in column [0a])|(cannot safely convert passed user dtype of bool for object dtyped data in column 0))matchr   r   bool)r9   rQ   rE   r'   )pytestZraises
ValueErrorr   r   )r   r   r'   r   msgr   r   r    !test_cast_NA_to_bool_raises_error  s    r   c                 C   sd   | }d}|j t|d dddgtttdd }tddgd	d
gddgdddgd}t|| d S )NzDFile: small.csv,,
10010010233,0123,654
foo,,bar
01001000155,4530,898r~   r   col3)r~   r   r   )r9   rQ   rE   Z10010010233Z01001000155Z0123Z4530Z654Z898r/   r@   rO   )r   r   r   Zdropnar   r   r   r   r   r   r    test_str_nan_dropped#  s     

	r   )-__doc__ior   Znumpyr   r   Zpandas._libs.parsersr   Zpandasr   r   r   Zpandas._testingZ_testingr   r!   r&   markZparametrizer*   r>   rD   rJ   rL   r   from_tuplesrT   r_   rb   re   rf   rh   rm   rp   rs   ru   rv   r   rw   ry   r|   r   r   r   r   r   r   r   r    <module>   s  
/
$


-



( 

 



