B
    `:                 @   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$ge	ejgdgd%ejd&gd!d'gd(d#fd!d'ge	ejgdgd%ejd&gd!d'gd(d#fgd)d* Zejd+e e	d!d,ejd-d.ejd/gdd$d0d1dd2d3gd4d5d6ejd7ejd8gd9feg g d:d;d<e	d!d,d=d-d.d>d/gdd$d0d1dd2d3gd4d5d6d>d7d=d8gd9fed!gd;d<e	ejd,d=d-d.d>d/gdd$d0d1dd2d3gd4d5d6d>d7d=d8gd9feg g d:d?e	d!d,ejd-d.ejd/gdd$d0d1dd2d3gd4d5d6ejd7ejd8gd9fgd@dA ZdBdC ZdDdE ZdFdG ZejdHdIdJgdKdL Z ejdMdNddOgejejgd0dPggfd;dQdOgd>dRgdSdPggfgdTdU Z!dVdW Z"ejdXdejdYgdYejggfd$ddZd[dYgejejggfgd\d] Z#d^d_ Z$d`da Z%ejdbe&dcdd e&de edcgd?e	e&dce&degfe&dcdf dg e e	e&dcdgd=d$ggfe&dcdh edcgd?e	ejdgfgdidj Z'dkdl Z(ejdmd;d=dngfdNejdogfgdpdq Z)drds Z*ejdtdNd;gdudv Z+ejdwdxdydzd{d|d}gfd|d!d}ifgd~d Z,dd 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   T/home/dcms/DCMS/lib/python3.7/site-packages/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      @g      @r   r   )r   )r#   )r   r   r   r   r   r   r   )r   r   r#   r   r   r   r   r   r   test_non_string_na_values-   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   l   s    z!test_default_na_values.<locals>.f
c             3   s   | ]\}} ||V  qd S )Nr   ).0r+   r,   )r   r   r   	<genexpr>z   s    z)test_default_na_values.<locals>.<genexpr>)r   index)header)r   AssertionErrorlenr   r*   	enumerater   r   r   ranger   r   r   )r   Z
_NA_VALUESr   r   r   r   r   )r   r.   r   test_default_na_valuesR   s4     r8   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
g      ?            r   r   r   )r   r)   )r#   Zskiprows)r   r   r   r   r   r   r   )r   r#   r   r   r   r   r   r   r   test_custom_na_values   s    0r=   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    rA   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#   )r   r   r   )r   r   r   r   r   r   r   )r   r   r   dfr   r   r   r   test_na_value_dict   s    rC   zindex_col,expectedr)   r:   )r   r	   r
   r   )name)r2      )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   rG   r   r   r   r   r   r   r   test_na_value_dict_multi_index   s    rI   zkwargs,expectedr   r
   er   r9         r;   ZonetwoZthreefiveseven)r   r   r   )r   r   F)r#   keep_default_nar'   r   )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    7rR   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)rP   r   r   r'   r
   rJ   r   r   r)   rE   r9   rK   r:   rL   r;   NonerM   rN   rO   )r   r   r   )r   r   r   r   r   )r   r   r   r   r   r   r   r   !test_no_na_values_no_keep_default  s    rT   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   2F)r#   rP   r'   )r   r   )r   r   r   r   r   r   r   )r   r   r   r   r   r   r   r   &test_no_keep_default_na_dict_na_values,  s    rV   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   rE   F)r#   rP   r)   )r   r   )r   r   r   r   r   r   r   )r   r   r   rB   r   r   r   r   -test_no_keep_default_na_dict_na_scalar_values7  s
    rW   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)   rE   r9   rK   r:   rL   Fz214.008Zblah)rE   rL   r)   r   )r3   rP   r#   )r   r   r   r   r   r   r   )r   rX   r   r   r   r   r   r   r   1test_no_keep_default_na_dict_na_values_diff_reprsB  s     rY   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   )r   r   r   r   r   )r   r\   row_datar   r   r   r   r   r   r   !test_na_values_na_filter_override_  s
    r^   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Tax)r   )r   r   r   r   r   r   r   )r   r   r   r   r   r   r   r   test_na_trailing_columnst  s    
ra   zna_values,row_datag       @)r   r   g      ?c             C   s@   | }ddg}d}|j t|||d}t||d}t|| d S )Nr   r   z1,2
2,1)rF   r#   )r   )r   r   r   r   r   )r   r#   r]   r   rF   r   r   r   r   r   r   test_na_values_scalar  s    	rb   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 )NrE   r)   )r   r   r   r   z1,2
2,1g      ?g       @)r   )rF   r#   )	copyr   r   r   r   r   r   r   Zassert_dict_equal)r   r   r#   Zna_values_copyrF   r   r   r   r   r   r   test_na_values_dict_aliasing  s    
rd   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   r#   r   r   r   r   r   test_na_values_dict_col_index  s    re   zdata,kwargs,expectedl            r/   l           z,1z
,2z
1c             C   s.   | }|j t|fdd i|}t|| d S )Nr3   )r   r   r   r   )r   r   rQ   r   r   r   r   r   r   test_na_values_uint64  s    rf   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,2rZ   rE   r   r   )rD   )r2   r   F)rG   rP   )r   r   r   r   r   r   )r   r   r   r   r   r   r   r   *test_empty_na_values_no_default_with_index  s
    rg   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 )Nza,b,c
1,,3
4,5,6r)   rK   r9   rL   )r   r	   r   )rD   )r2   )rG   r\   )r   r   r   r   r   r   )r   r\   Z
index_datar   r   r   r   r   r   r   test_no_na_filter_on_index  s
    "ri   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)rG   r#   r9   rK   )col1col2r)   rE   idx)rD   )r2   )r   r   r   r   r   r   r   r   )r   r   r   outr   r   r   r   !test_inf_na_values_with_int_index  s    (ro   r\   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 )
Nza,b,c
1,,3
4,5,6r'   rZ   4rh   r[   6)r   r   r	   )r\   r>   )r   r   r   r   r   strr   r   )r   r\   r   r   emptyr   r   r   r   r   +test_na_values_with_dtype_str_and_na_filter  s    rt   zdata, na_values)zfalse,1
,1
trueN)zfalse,1
null,1
trueN)zfalse,1
nan,1
trueN)zfalse,1
foo,1
truer   zfalse,1
foo,1
truer   c          	   C   sF   | }d}t jt|d& |jt|d ddgddi|d W d 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)r3   rF   r>   r#   )pytestZraises
ValueErrorr   r   )r   r   r#   r   msgr   r   r   !test_cast_NA_to_bool_raises_error  s    rz   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
01001000155,4530,898rk   rl   col3)rk   rl   r{   )r3   rF   r>   Z10010010233Z01001000155Z0123Z4530Z654Z898r)   r9   )r2   )r   r   rr   Zdropnar   r   r   )r   r   r   r   r   r   r   r   test_str_nan_dropped  s    
r|   ).__doc__ior   numpyr   rw   Zpandas._libs.parsersr   Zpandasr   r   r   Zpandas._testingZ_testingr   r   r"   markZparametrizer$   r8   r=   rA   rC   r   from_tuplesrI   dictrR   rT   rV   rW   rY   r^   ra   rb   rd   re   rr   rf   rg   ri   ro   rt   rz   r|   r   r   r   r   <module>   s   /&&*&*
*0

&