o
    5cI                     @   sV  d Z ddlm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 ejdZedd	 Zd
d Zejdg dddggdd Zejdddgdd Zdd Zedd Zdd Zedd Zejdddd gid!fdd"gdd gd#d$fdd"gdd gd%d&fgd'd( Zed)d*d+gZeejd,ddd"gid-g d.d/d-ed0d1ed0d2ed0d3ed4d5ed6d7ed6d8gd/gd9d: Zeejd,ddd"gid;g d.d/d;ed0d1ed0d2ed0d3ed4d5ed6d7ed6d8gd/gd<d= Z eejd,ddd"gid;g d.d/d;ed0d1ed0d2ed0d3ed4d5ed6d7ed6d8gd/gd>d? Z!ed@dA Z"edBdC Z#edDdE Z$edFdG Z%eejdHdIdJgdKdL Z&eejd,i ddigdMdN Z'ejdOi g dPfdQdRig dSfdTg dUig dUfgdVdW Z(ejdd0d4gdXgdYdZ Z)ed[d\ Z*eejd]d^eg d_ge+g d`dafdbeg d_ge+g dcdafddeg dege+g dfdafgdgdh Z,eejdddggejdiddjdkgdkdjgdkdlggdmdn Z-edodp Z.edqdr Z/edsdt Z0edudv Z1edwdx Z2edydz Z3ed{d| Z4dS )}zx
Tests that the file header is properly handled or inferred
during parsing for all of the parsers defined in parsers.py
    )
namedtuple)StringION)ParserError)	DataFrameIndex
MultiIndexpyarrow_skipc                 C   sT   | }d}t jt|d td}|j|dgd W d    d S 1 s#w   Y  d S )Nzbut only \d+ lines in filematchz,,
   header)pytestraises
ValueErrorr   read_csv)all_parsersparsermsgs r   X/var/www/html/gps/gps/lib/python3.10/site-packages/pandas/tests/io/parser/test_header.pytest_read_with_bad_header   s   "r   c                 C   sN   | }d}t jtdd |jt|dd W d    d S 1 s w   Y  d S )N$1,2,3,4,5
6,7,8,9,10
11,12,13,14,15
zUPassing negative integer to header is invalid. For no header, use header=None insteadr	   r   r   r   r   r   r   r   r   datar   r   r   test_negative_header#   s   "r   r   )r         c                 C   sN   | }d}t jtdd |jt||d W d    d S 1 s w   Y  d S )Nz<1,2,3,4,5
        6,7,8,9,10
        11,12,13,14,15
        z8cannot specify multi-index header with negative integersr	   r   r   )r   r   r   r   r   r   r    test_negative_multi_index_header2   s   "r"   TFc                 C   sR   | }d}d}t jt|d |jt||d W d    d S 1 s"w   Y  d S )NzMyColumn
a
b
a
bz#Passing a bool to header is invalidr	   r   )r   r   	TypeErrorr   r   )r   r   r   r   r   r   r   r   test_bool_header_arg@   s   "r$   c                 C   s|   | }d}t jtdd |jt|dd d}W d    n1 s w   Y  tg dg dg dgg d	d
}t || d S )Nr   Fcheck_stacklevelField)prefixr      r      r                	   r                  )Field0Field1Field2Field3Field4columns)tmassert_produces_warningFutureWarningr   r   r   assert_frame_equalr   r   r   resultexpectedr   r   r   test_no_header_prefixO   s   rF   c                 C   sZ   | }d}g d}|j t||d}tg dg dg dgg dg dd}t|| d S )	Nzfoo,1,2,3
bar,4,5,6
baz,7,8,9
ABCnamesr*   r   r+   )r    r,   r.   )r/   r0   r1   )foobarbazindexr>   r   r   r   r?   rB   )r   r   r   rL   rD   rE   r   r   r   test_header_with_index_col^   s   rT   c                 C   sD   | }d}d}|j t|ddd}|j t|ddd}t|| d S )Nzggot,to,ignore,this,line
got,to,ignore,this,line
index,A,B,C,D
foo,2,3,4,5
bar,7,8,9,10
baz,12,13,14,15
z7index,A,B,C,D
foo,2,3,4,5
bar,7,8,9,10
baz,12,13,14,15
r   r   r   	index_colr   r   r?   rB   )r   r   r   data2rD   rE   r   r   r   test_header_not_first_linep   s   rY   c                 C   sF   | }t jddddd}d}|jt|g ddd	gd
}t || d S )Nr,   r+   r   r    )r_idx_nlevelsc_idx_nlevels  C0,,C_l0_g0,C_l0_g1,C_l0_g2

C1,,C_l1_g0,C_l1_g1,C_l1_g2
C2,,C_l2_g0,C_l2_g1,C_l2_g2
C3,,C_l3_g0,C_l3_g1,C_l3_g2
R0,R1,,,
R_l0_g0,R_l1_g0,R0C0,R0C1,R0C2
R_l0_g1,R_l1_g1,R1C0,R1C1,R1C2
R_l0_g2,R_l1_g2,R2C0,R2C1,R2C2
R_l0_g3,R_l1_g3,R3C0,R3C1,R3C2
R_l0_g4,R_l1_g4,R4C0,R4C1,R4C2
r   r*   r   r+   r   r*   rU   )r?   makeCustomDataframer   r   rB   r   r   rE   r   rD   r   r   r   test_header_multi_index   s
   r`   z
kwargs,msgrV   rN   rO   zLindex_col must only contain row numbers when specifying a multi-index headerr*   )rV   rL   z9cannot specify names when specifying a multi-index header)rV   usecolsz;cannot specify usecols when specifying a multi-index headerc                 C   sZ   d}| }t jt|d |jt|fdg di| W d    d S 1 s&w   Y  d S )Nr\   r	   r   r]   r   )r   kwargsr   r   r   r   r   r   test_header_multi_index_invalid   s
    "rc   
_TestTuplefirstsecondrb   r+   )aq)rh   r)rh   r   )bt)cu)rm   v)skiprowsrL   rh   ri   rj   r   rk   rl   rm   rn   ro   c                 C   Z   | }t g dg dgddgtg dd}d}|jt|fdd	i|}t|| d S )
Nr*   r   r+   r    r,   r.   r/   r0   r1   r   r3   r4   onetworg   rQ   zC,a,a,a,b,c,c
,q,r,s,t,u,v
,,,,,,
one,1,2,3,4,5,6
two,7,8,9,10,11,12rV   r   r   r   from_tuplesr   r   r?   rB   r   rb   r   rE   r   rD   r   r   r   &test_header_multi_index_common_format1   s   ry   r   c                 C   rq   )
Nrr   rs   rt   ru   rg   rQ   z<,a,a,a,b,c,c
,q,r,s,t,u,v
one,1,2,3,4,5,6
two,7,8,9,10,11,12rV   r   rv   rx   r   r   r   &test_header_multi_index_common_format2   s   rz   c                 C   sf   | }t g dg dgddgtg dd}|jdd}d	}|jt|fd
d i|}t|| d S )Nrr   rs   rt   ru   rg   rQ   T)drop2a,a,a,b,c,c
q,r,s,t,u,v
1,2,3,4,5,6
7,8,9,10,11,12rV   )r   r   rw   reset_indexr   r   r?   rB   rx   r   r   r   &test_header_multi_index_common_format3%  s   r~   c                 C   s   | }t tjg dg dgddtddgtg dg dgg d	g d
gddgdd}d}|jt|ddgdd}t|| d S )Nr   r+   r    r,   r.   r0   r1   r   r3   r4   int64dtyper*   r/   rh   rk   rm   rj   r   rl   rn   ro   r   r   r*   r   r   r   r*   r   r+   r    rh   ri   levelscodesrL   rQ   r|   r   rU   	r   nparrayr   r   r   r   r?   rB   r_   r   r   r   0test_header_multi_index_common_format_malformed1U  s   
	r   c                 C   s   | }t tjg dg dgddtddgtg dg dgg d	g d
gd dgdd}d}|jt|ddgdd}t|| d S )Nr   r   r   r   r*   r/   r   r   r   r   ri   r   rQ   1,a,a,b,c,c
q,r,s,t,u,v
1,2,3,4,5,6
7,8,9,10,11,12r   rU   r   r_   r   r   r   0test_header_multi_index_common_format_malformed2j  s   

r   c                 C   s   | }t tjg dg dgddtddgddggd	dgd	dggd
tg dg dgg dg dgd dgdd}d}|jt|d	dgd	dgd}t|| d S )N)r+   r    r,   r.   )r1   r   r3   r4   r   r   r*   r/   r   r0   r   )r   r   r   )r   rl   rn   ro   )r   r*   r   r   r]   ri   r   rQ   r   rU   )r   r   r   r   r   r   r?   rB   r_   r   r   r   0test_header_multi_index_common_format_malformed3  s   "	r   c                 C   s^   | }d d gddgddgg}t ddg}t||d}d}|jt|d	dgd
}t|| d S )Nr*   r   r+   r    )rh   rH   )rk   rI   r=   za,b
A,B
,
1,2
3,4r   r   )r   rw   r   r   r   r?   rB   )r   r   r   r>   rE   rD   r   r   r   "test_header_multi_index_blank_line  s   r   zdata,header)1,2,3
4,5,6N)zfoo,bar,baz
1,2,3
4,5,6r   c                 C   sB   | }|j tdg dd}|j t|g d|d}t|| d S )Nr   r   rK   rL   r   rW   )r   r   r   r   rE   rD   r   r   r   !test_header_names_backward_compat  s   r   c                 C   s8   | }t g dd}|jtdfi |}t|| d S )Nr   r=   za,b,cr   r   r   r?   rB   )r   rb   r   rE   rD   r   r   r   test_read_only_header_no_rows  s   r   zkwargs,namesr   r(   X)X0X1X2X3X4rL   )rN   rO   rP   quuxpandac                 C   s   | }d}t g dg dg dg|d}d| v r>tjtdd |jt|fd	d i|}W d    n1 s8w   Y  n|jt|fd	d i|}t|| d S )
Nr   r)   r-   r2   r=   r(   Fr%   r   )r   keysr?   r@   rA   r   r   rB   )r   rb   rL   r   r   rE   rD   r   r   r   test_no_header  s   r   string_headerc                 C   sR   d}d}| }t jt|d |jt||d W d    d S 1 s"w   Y  d S )Nz*header must be integer or list of integersz1,2
3,4r	   r   r   )r   r   r   r   r   r   r   r   test_non_int_header  s   "r   c                 C   sH   d}| }t ddgddgddgd}|jt|dgd}t|| d S )Nza,b,c
0,1,2
1,2,3r   r*   r   r+   r   r   r   )r   r   r   rE   rD   r   r   r   test_singleton_header  s
   r   zdata,expectedz#A,A,A,B
one,one,one,two
0,40,34,0.1)r   (   "   皙?)rH   rt   rH   zone.1)rH   zone.2rI   ru   r=   z%A,A,A,B
one,one,one.1,two
0,40,34,0.1)r   r   rH   zone.1.1r   z/A,A,A,B,B
one,one,one.1,two,two
0,40,34,0.1,0.1)r   r   r   r   r   )r   r   r   r   )rI   ztwo.1c                 C   s*   | }|j t|ddgd}t|| d S )Nr   r*   r   rW   )r   r   rE   r   rD   r   r   r   test_mangles_multi_index  s   )r   r>    Unnamed
NotUnnamedc                 C   s   | }ddg}|d u rd |pddgd }nd dg|pddg d }|jt|||d}g }|d u r8g d}t|D ]\}}	|	sPd	|d u rI|n|d  d
}	||	 q<tt|ddg}tddgddgg|d}
t	
||
 d S )Nr   r*   ,r   z
0,1
2,3
4,5
z
,0,1
0,2,3
1,4,5
rU   )r   r   r   z	Unnamed: _level_001r   r+   r    r,   r=   )joinr   r   	enumerateappendr   rw   zipr   r?   rB   )r   rV   r>   r   r   r   rD   exp_columnsicolrE   r   r   r   test_multi_index_unnamed  s    r   c                 C   sL   | }d}|j t|dg dd}tddgddgd	d
gd}t|| d S )Nza, b
1,2,3
5,6,4
r   rG   )r   rL   r*   r,   r   r.   r+   r    rS   rC   r   r   r   6test_names_longer_than_header_but_equal_with_data_rowsA  s
   r   c                 C   s   | }d}d}t g d}tg dg dg|d}|jt|ddgd	}t||jd d  |jt|ddgd	}t|| d S )
NzFMale, Male, Male, Female, Female
R, R, L, R, R
.86, .67, .88, .78, .81z^Male, Male, Male, Female, Female
R, R, L, R, R
.86, .67, .88, .78, .81
.86, .67, .88, .78, .82))MaleR) Male R)r   z L) Femaler   )r   z R.1)Q?q=
ףp?)\(?(\?gQ?)r   r   r   r   g=
ףp=?r=   r   r*   r   )r   rw   r   r   r   r?   rB   iloc)r   r   s1s2mirE   df1df2r   r   r    test_read_csv_multiindex_columnsN  s   	r   c                 C   sR   | }d}t jtdd |jt|ddgd W d    d S 1 s"w   Y  d S )Nz1row11,row12,row13
row21,row22, row23
row31,row32
z1Header rows must have an equal number of columns.r	   r   r   r   r   r   r   r   r   )r   r   caser   r   r   'test_read_csv_multi_header_length_checkn  s   "r   c                 C   sT   | }d}|j t|ddgd d}tg ddtjtjgdg dd	}t|| d S )
Nzx,1,5
y,2
z,3
rh   rk   r   rM   r,   rh   rk   )xyz)rR   )r   r   r   r   nanr?   rB   rC   r   r   r   #test_header_none_and_implicit_index~  s   r   c                 C   sT   | }d}t jtdd |jt|ddgd d W d    d S 1 s#w   Y  d S )Nx,1
y,2,5
z,3
z"Expected 2 fields in line 2, saw 3r	   rh   rk   r   r   r   r   r   r   1test_header_none_and_implicit_index_in_second_row  s
   "r   c                 C   sH   | }d}|j t|ddgd dd}tddgdd	gd
}t|| d S )Nr   rh   rk   skip)rL   r   on_bad_linesr   r   r*   r+   r   rS   rC   r   r   r   &test_header_none_and_on_bad_lines_skip  s   r   c                 C   sV   | }d}d}t jt|d |jt|g dd W d    d S 1 s$w   Y  d S )Nza,b
1,2
z;Passed header=\[0,1,2\], len of 3, but only 2 lines in filer	   )r   r*   r   r   r   )r   r   r   r   r   r   r   test_header_missing_rows  s   "r   )5__doc__collectionsr   ior   numpyr   r   pandas.errorsr   pandasr   r   r   pandas._testing_testingr?   markusefixturesskip_pyarrowr   r   parametrizer"   r$   rF   rT   rY   r`   rc   rd   ry   rz   r~   r   r   r   r   r   r   r   r   r   rw   r   r   r   r   r   r   r   r   r   r   r   r   r   <module>   s\   
	




	







		








&"





