o
    &i                     @   sR  d 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 ddl	Z
ddlmZ ddlmZmZmZ dd Zejd	g d
dd Zejdd Zejdg ddd Zdd Zdd Zdd Zdd Zdd Zejdddd  Zejddd!d" Zejd#d$d%gd&d' Zejd(g d)d*d+ Z ejd,d-d.d/ Z!d0d1 Z"ejd2e#e$fd3d4 Z%ejj&eoej'j(d5kd6d7ejd2e
)d8e
)d9fd:d; Z*d<d= Z+d>d? Z,d@dA Z-dBdC Z.ejdDg dEejdFg dEdGdH Z/dIdJ Z0dKdL Z1dMdN Z2dOdP Z3ejd2dQdRdS Z4ejdTdUe
)dVfdWe
)dXfgdYdZ Z5d[d\ Z6d]d^ Z7ejj&eoAej'j(d5kd6d7ejd2e
j8d_ ej9d`dadb Z:ejj&eodej'j(d5kd6d7ejd2e
j8d_ ej9d`dcdd Z;ejd2e
j<e
j=fejdedfdgdh Z>didj Z?dkdl Z@dmdn ZAejj&e dod7dpdq ZBejj&eoej'j(d5kd6d7drds ZCejdtde#gdufdvdw ZDejj&eoej'j(d5kd6d7dxdy ZEejdzd{d|d} ZFd~d ZGejdddd ZHejdddd ZIdd ZJejj&eoej'j(d5kd6d7dd ZKdd ZLdd ZMdd ZNdd ZOdd ZPejddejddejdddgdd ZQejdddd ZRejd2dgdddddddddddeSdfddeSdfdgejdddgdd ZTejd2e
j8d_ d d dd ZUejd2ddd ZVejj&eoej'j(d5kd6d7ejd2dejdg ddd ZWejj&eoej'j(d5kd6d7ejd2e
j8d_ d d dd ZXejj&eoej'j(d5kd6d7ejd2e
j8d_ d d ddĄ ZYejdddgddggddɄ ZZejdddgddgddgddggddτ Z[ejdg dѢddӄ Z\ddՄ Z]ddׄ Z^G ddل dكZ_ddۄ Z`dd݄ Zadd߄ Zbdd Zcejd,d-dd Zdejdddd Zeejdddgejdddd Zfdd Zgejj&eoej'j(d5kd6d7dd Zhdd Ziej9ddd ZjdS )z
Tests specific to `np.loadtxt` added during the move of loadtxt to be backed
by C code.
These tests complement those found in `test_io.py`.
    N)NamedTemporaryFilemkstemp)StringIO)assert_equal)assert_array_equalHAS_REFCOUNTIS_PYPYc                  C   sB   t d} tg dg dg dg dg}ttj| dd| dS )	z0Test that both 'e' and 'E' are parsed correctly.zE1.0e-1,2.0E1,3.0
4.0e-2,5.0E-1,6.0
7.0e-3,8.0E1,9.0
0.0e-4,1.0E-1,2.0)皙?g      4@      @)g{Gz?      ?   )gy&1|?g      T@	   )r   r	      ,	delimiterN)r   nparrayr   loadtxt)dataexpected r   GC:\wamp64\www\opt\env\Lib\site-packages\numpy/lib/tests/test_loadtxt.pytest_scientific_notation   s   r   comment)z..z//z@-zthis is a comment:c                 C   sD   d}t |d| }tj|d| d}t|ddgddgd	d
gg d S )Nz,# IGNORE
1.5, 2.5# ABC
3.0,4.0# XXX
5.5,6.0
#r   r   comments      ?      @r
         @      @      @)r   replacer   r   r   )r   contenttxtar   r   r   test_comment_multiple_chars"   s    r'   c                  C   sH   t d} tdtjfdtjfddtjfg}tjg d|d}| ||fS )z|
    Fixture providing hetergeneous input data with a structured dtype, along
    with the associated structured array.
    zo1000;2.4;alpha;-34
2000;3.1;beta;29
3500;9.9;gamma;120
4090;8.1;delta;0
5001;4.4;epsilon;-99
6543;7.8;omega;-1
f0f1f2ZS7f3)i  g333333@alphai)i  g@beta   )i  g#@gammax   )i  g333333 @deltar   )i  g@epsiloni)i  g333333@omegadtype)r   r   r8   uint16float64int8r   )r   r8   r   r   r   r   mixed_types_structured*   s   

r<   skiprows)r      r      c                 C   s2   |\}}}t j||d| d}t||| d   d S )N;)r8   r   r=   r   r   r   )r=   r<   r   r8   r   r&   r   r   r   1test_structured_dtype_and_skiprows_no_empty_linesK   s   
rB   c                 C   s`   | \}}}t j||ddd\}}}}t||d  t||d  t||d  t||d  d S )Nr@   T)r8   r   unpackr(   r)   r+   r,   rA   )r<   r   r8   r   r&   bcdr   r   r   test_unpack_structuredS   s   
rG   c                  C   sB   t ddg} td}t jddg| d}tt j|d| d| d S )	N)r&   u1r   )rD   rH   r   z0,1,2,3
6,7,8,9
r   r>   r   r?   ))r      )   r   r7   r   r   r8   r   r8   r   r   r   r   r8   r   r   r   r   r    test_structured_dtype_with_shape]   s   rQ   c                  C   s<   t dg} td}t jdg| d}tt j|| d| d S )N)r&   rH   )r   r   z0 1 2 3
)rI   r7   rO   rP   r   r   r   &test_structured_dtype_with_multi_shaped   s   rR   c                  C   sr   t dtfdtfg} t dtfd| dfg}td}t jddd	gfd
ddgfg|d}tt j||dd| d S )NxycodeZpoints)r   z100,1,2,3,4
200,5,6,7,8
d   )      ?       @)r
   r       )      @r"   )g      @g       @r7   r   r8   r   )r   r8   floatintr   r   r   r   )pointdtr   r   r   r   r   test_nested_structured_subarrayk   s   

r`   c                  C   sB   t jddd} td}t jddg| d}tt j|d| d	| d S )
Nzi1, i4, i1, i4, i1, i4Talignz1,2,3,4,5,6
7,8,9,10,11,12
)r>   r   r?         r   )rL   rM   r   
         r7   r   rN   rO   )r_   r   r   r   r   r   test_structured_dtype_offsetsz   s   rh   param)r=   max_rowsc                 C   sH   t jtdd tjdi | di W d   dS 1 sw   Y  dS )z;skiprows and max_rows should raise for negative parameters.zargument must be nonnegativematchfoo.barNrm   pytestraises
ValueErrorr   r   ri   r   r   r   "test_exception_negative_row_limits   s   "ru   c                 C   sH   t jtdd tjdi | di W d    d S 1 sw   Y  d S )Nzargument must be an integerrk   rm   rW   ro   rq   rr   	TypeErrorr   r   rt   r   r   r   $test_exception_noninteger_row_limits   s   "rx   zdata, shape)z
1 2 3 4 5
)r>   rd   )z
1
2
3
4
5
)rd   r>   c                 C   s   t g d}||}tt jt| td| tt jt| tdd| tt jt| tdd| tt jt| tdd| d S )N)r>   r   r?   rc   rd   r7   r   )r8   ndminr>   r   )r   r   Zreshaper   r   r   r]   )r   shapeZarrZarr2dr   r   r   test_ndmin_single_row_or_col   s   
r{   badval)r6   r?   Nzplate of shrimpc                 C   sB   t jtdd tjd| d W d    d S 1 sw   Y  d S )NzIllegal value of ndmin keywordrk   rm   )ry   rp   )r|   r   r   r   test_bad_ndmin   s   "r}   ws) 	u        u   　c                 C   sf   t d|  d|  d|  d|  d|  d}tg dg dg d	g d
g}ttj|td dd| d S )Nz1 2z30

z
4 5 60z
  z  
7 8 z 90
  # comment
3 2 1r>   r      rc   rd   <   rL   rM   Z   r?   r   r>   r   r8   r   r   r   r   r   r   r   r]   )r~   r%   r   r   r   r   test_blank_lines_spaces_delimit   s   "	r   c                  C   sF   t d} tg dg dg dg dg}ttj| tddd| d S )	Nz&1,2,30

4,5,60

7,8,90
# comment
3,2,1r   r   r   r   r   r   r   r   )r%   r   r   r   r   !test_blank_lines_normal_delimiter   s
   "r   r8   c                 C   sJ   t d}tj|| ddd}t|j|  t|tjddgddgg| d	 d S )
Nz1.5,2.5
3.0,4.0
5.5,6.0r   r   )r8   r   rj   z1.5z2.5z3.0z4.0r7   )r   r   r   r   r8   r   r8   r%   resr   r   r   test_maxrows_no_blank_lines   s   $r   )rL   r?   rM   zPyPy bug in error formatting)reasonZf8i2c                 C   sX   t d}d|  d}tjt|d tj|| dd W d    d S 1 s%w   Y  d S )Nz1,2
3,XXX
5,6z"could not convert string 'XXX' to z at row 1, column 2rk   r   r[   r   rq   rr   rs   r   r   )r8   r%   msgr   r   r   !test_exception_message_bad_values   s
   "r   c                  C   sV   t d} ddd i}tddgdtjgdd	gg}tj| tjd
|d d}t|| d S )Nz1.5,2.5
3.0,XXX
5.5,6.0r6   c                 S      | dkrt jS t| S NXXXr   nanr\   sr   r   r   <lambda>       z2test_converters_negative_indices.<locals>.<lambda>r   r   r
   r!   r"   r   )r8   r   
convertersencoding)r   r   r   r   r   r:   r   r%   convr   r   r   r   r    test_converters_negative_indices   s   r   c                  C   s   t d} ddd i}tddgdtjgdd	gg}tj| tjd
|ddgd d}t|| tjt dd
ddgddd id}t|ddgddgg d S )Nz$1.5,2.5,3.5
3.0,4.0,XXX
5.5,6.0,7.5
r6   c                 S   r   r   r   r   r   r   r   r      r   z?test_converters_negative_indices_with_usecols.<locals>.<lambda>r   g      @r
   r!   g      @r   r   )r8   r   r   usecolsr   z0,1,2
0,1,2,3,4c                 S      dS )Nr6   r   rS   r   r   r   r      s    )r   r   r   )r   r   r   r   r   r:   r   r   r   r   r   r   -test_converters_negative_indices_with_usecols   s    
r   c                  C   s   t d} tddgddgddgg}tj| tdddgd}t|| t d} tjtdd tj| tdddgd W d    d S 1 sDw   Y  d S )	N$0,0,XXX
0,XXX,0,XXX
0,XXX,XXX,0,XXX
r   r   r8   r   r   z0,0,XXX
0
0,XXX,XXX,0,XXX
z/invalid column index -2 at row 2 with 1 columnsrk   )	r   r   r   r   r\   r   rq   rr   rs   r%   r   r   r   r   r   test_ragged_usecols   s   
"r   c                  C   sF   t d} tj| tg dg d}|jdksJ |jtg ks!J d S )Nr   r   r   )r?   )r   r   r   r8   rz   r%   r   r   r   r   test_empty_usecols  s   r   c1)r&   u   のu   🫕c2c                 C   sn   t d|  d| d}tj|tddd}tjd|  ddd| ddgtdd	}t|| d S )
Nza,z	,c,1.0
e,z,2.0,gU12r   r[   z,c,1.0ze,r7   )r   r   r   r8   r   splitr   )r   r   r%   r   r   r   r   r   test_large_unicode_characters  s   "r   c                  C   sX   t d} ddd i}tj| td|dd d}tdd	gd
dgddgg}t|| d S )Nu   cat,dog
αβγ,δεζ
abc,def
r   c                 S      |   S Nupperr   r   r   r   r         z-test_unicode_with_converter.<locals>.<lambda>r   r   )r8   r   r   r   ZCATdogu   ΑΒΓu   δεζABCdef)r   r   r   r8   r   r   r%   r   r   r   r   r   r   test_unicode_with_converter  s   r   c                  C   sh   t d} tdtjfdtjfdg}dd dd d}tj| |d	|d
}tjg d|d}t|| d S )Nz$1.5,2.5,Abc
3.0,4.0,dEf
5.5,6.0,ghI
mr)rU   U8c                 S   s   t dt|  S )Nre   )r]   r\   r   r   r   r   r   *  s    z6test_converter_with_structured_dtype.<locals>.<lambda>c                 S   r   r   r   r   r   r   r   r   *  r   )r   r6   r   )r8   r   r   ))   r   r   )r   r    DEF)7   r"   ZGHIr7   )r   r   r8   Zint32float32r   r   r   )r%   r_   r   r   r   r   r   r   $test_converter_with_structured_dtype'  s   r   c                  C   sJ   t d} tj}tj| td|dd}tddgddgg}t|| d	S )
aL  
    With the default 'bytes' encoding, tokens are encoded prior to being
    passed to the converter. This means that the output of the converter may
    be bytes instead of unicode as expected by `read_rows`.

    This test checks that outputs from the above scenario are properly decoded
    prior to parsing by `read_rows`.
    zabc,def
rst,xyzZU3r   )r8   r   r   r   r   ZRSTZXYZN)r   bytesr   r   r   r8   r   r   r   r   r   r   !test_converter_with_unicode_dtype2  s   	r   c                  C   sN   dd } | d d d } t | d }tj|dtd}t|tdd	gd
 d S )Nz	1.5, 2.5,P  r6   
r   r   rN   r   r   )r   r   )r   r   r   r\   r   Ztile)rowr%   r   r   r   r   test_read_huge_rowC  s
   r   ZedfgFDGc                 C   s8   d}t | } t j|g| dd }|| dksJ d S )Na  0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.123456789r7   r   z0.123456789)r   r8   r   type)r8   fieldvaluer   r   r   test_huge_floatK  s   
r   )given_dtypeexpected_dtypeSS5UZU5c                 C   sR   t d}tj|| dd}tjddgddgdd	gg|d
}t|| t|j| dS )z
    The given dtype is just 'S' or 'U' with no length. In these cases, the
    length of the resulting dtype is determined by the longest string found
    in the file.
    zAAA,5-1
BBBBB,0-3
C,4-9
r   r[   ZAAAz5-1ZBBBBBz0-3Cz4-9r7   N)r   r   r   r   r   r8   )r   r   r%   r   r   r   r   r   test_string_no_length_givenT  s   
r   c                  C   sB   g d} t d| }t|}tdd | D }t|| dS )z
    Some tests that the conversion to float64 works as accurately as the
    Python built-in `float` function. In a naive version of the float parser,
    these strings resulted in values that were off by an ULP or two.
    )z0.9999999999999999z9876543210.123456z5.43215432154321e+300z0.901z0.333r   c                 S   s   g | ]}t |qS r   )r\   ).0r   r   r   r   
<listcomp>y  s    z)test_float_conversion.<locals>.<listcomp>N)r   joinr   r   r   r   )stringsr%   r   r   r   r   r   test_float_conversionj  s
   
r   c                  C   s^   t d} tj| tdd}|jtksJ t|ddgddgg t|tjddgddgg d S )Nz1, 0
10, -1r   r[   TFr>   r   )r   r   r   boolr8   r   viewZuint8r   r   r   r   	test_bool}  s
   "r   Z
AllIntegerz0error:.*integer via a float.*:DeprecationWarningc              	   C   s   t | } t jdg| ddksJ | jdkr4tt t jdg| d W d    n1 s.w   Y  nt jdg| ddks@J dD ]"}tt t j| d	g| d W d    n1 s_w   Y  qBd S )
Nz+2r7   r   uz-1
z-2
r   )z++z+-z--z-+z2
)r   r8   r   kindrq   rr   rs   )r8   signr   r   r   test_integer_signs  s   

r   c                 C   sH   t d}tt tj|| dd W d    d S 1 sw   Y  d S )Nz1.0, 2.1, 3.7
4, 5, 6r   r[   r   )r8   r%   r   r   r   %test_implicit_cast_float_to_int_fails  s   "r   with_parens)FTc                 C   sX   d}|s| dd dd}tjt|| dd}tjg dg dg| d	}t|| d S )
Nz*(1.0-2.5j),3.75,(7+-5.0j)
(4),(-19e2j),(0)( )r   r[   )y      ?      g      @y      @      )r    y            r   r7   )r#   r   r   r   r   r   )r8   r   r   r   r   r   r   r   test_complex_parsing  s   r   c                  C   sJ   dd } t j|  tdd}t g dg dg dg dg}t|| d S )	Nc                  s   s2    t dD ]} |  dd|   d| d  V  qd S )Nrc   r   r   rangeir   r   r   gen  s    z%test_read_from_generator.<locals>.genr   r[   )r   r   r   )r>   r   r>   )r   rc   rc   )r?   r   r   )r   r   r]   r   r   r   r   r   r   r   r   test_read_from_generator  s   "r   c                  C   s:   dd } t j|  ddd}t jg ddd}t|| d S )Nc                  s   s(    t dD ]} |  d| d  V  qd S )Nr?   r   rc   r   r   r   r   r   r     s   z/test_read_from_generator_multitype.<locals>.genzi, dr   r[   ))r   g        )r>   g      ?)r   r   r7   )r   r   r   r   r   r   r   r   "test_read_from_generator_multitype  s   r   c                  C   sN   dd } t jtdd tj|  ddd W d    d S 1 s w   Y  d S )Nc                  s   s    dD ]} | V  qd S )N)z1,2s   3, 5i1  r   )entryr   r   r   r     s   z)test_read_from_bad_generator.<locals>.gen&non-string returned while reading datark   zi, ir   r[   rv   )r   r   r   r   test_read_from_bad_generator  s   "r   zPython lacks refcountsc                     s|   t  d  fdd} tdd }tjtdd tj|t d| id W d    n1 s.w   Y  td	ks<J d S )
Nr   c                    s    dkrt d d7  S )Ni  zfailed half-way through!r>   )rs   r   Zalready_readsentinelr   r   r     s   z/test_object_cleanup_on_read_error.<locals>.convzx
i'  zat row 5000, column 1rk   )r8   r   r   )	objectr   rq   rr   rs   r   r   sysgetrefcount)r   r%   r   r   r   !test_object_cleanup_on_read_error  s   r   c                  C   sF   t d} tt tj| dd W d   dS 1 sw   Y  dS )z9Test exception when a character cannot be encoded as 'S'.u   –r   r7   Nr   )r   r   r   r   #test_character_not_bytes_compatible  s   "r   r   r   c                 C   sJ   d}t jt|d tjtd| d W d    d S 1 sw   Y  d S )Nz\converters must be a dictionary mapping columns to converter functions or a single callable.rk   1 2
3 4r   rq   rr   rw   r   r   r   )r   r   r   r   r   test_invalid_converter  s
   "r   c                   C   s   t jtdd tjtddtid W d    n1 sw   Y  t jtdd tjtddtidd W d    d S 1 sAw   Y  d S )Nzkeys of the converters dictrk   r   r&   r   r   )r   r   )rq   rr   rw   r   r   r   r]   r   r   r   r   +test_converters_dict_raises_non_integer_key  s   "r   bad_col_ind)r?   rn   c                 C   sN   t d}tjtdd tj|| tid W d    d S 1 s w   Y  d S )Nr   zconverter specified for columnrk   r   )r   rq   rr   rs   r   r   r]   )r   r   r   r   r   'test_converters_dict_raises_non_col_key  s   "r   c                   C   sJ   t jtdd tjtdddid W d    d S 1 sw   Y  d S )Nz4values of the converters dictionary must be callablerk   r   r   r>   r   r   r   r   r   r   ,test_converters_dict_raises_val_not_callable  s
   "r  q)"'`c                 C   sr   t |  d|  d|  d|  d|  d|  d}tddtjfg}tjg d	|d
}tj||d| d}t|| d S )Nalpha, xz, 2.5
beta, yz, 4.5
gamma, zz, 5.0
r(   r   r)   )r  r   )r  g      @)r  rZ   r7   r   r8   r   	quotecharr   r   r8   r:   r   r   r   r  r%   r8   r   r   r   r   r   test_quoted_field     &r  c                 C   sr   t |  d|  d|  d|  d|  d|  d}tddtjfg}tjg d	|d
}tj||d | d}t|| d S )Nr  z	     2.5
r  z 4.5
r  z   5.0
r	  r)   r
  r7   r  r  r  r   r   r   *test_quoted_field_with_whitepace_delimiter  r  r  c                  C   s   t d} tddtjfdtjfg}tjtdd tj| |dd W d	   n1 s,w   Y  | d
 tj	dg|d}tj| |ddd}t
|| d	S )z1Support for quoted fields is disabled by default.z"lat,long", 45, 30
)r(   ZU24r)   r+   zthe number of columns changedrk   r   r[   Nr   )zlat,longg     F@g      >@r7   r  r  )r   r   r8   r:   rq   rr   rs   r   seekr   r   )r%   r8   r   r   r   r   r   test_quote_support_default'  s   
r  c                  C   sP   t d} d}tjt|d tj| ddd W d    d S 1 s!w   Y  d S )N1,2
3,4z,.*must be a single unicode character or Nonerk   r   z''r   r  r   rq   rr   rw   r   r   )r%   r   r   r   r   test_quotechar_multichar_error7  s
   "r  c                  C   s   t d} d}tjt|d tj| dddd W d    n1 s!w   Y  tjt|d tj| ddd	gdd W d    n1 sCw   Y  tj| dd
dd}t|ddgddgg d S )Nr  zWwhen multiple comments or a multi-character comment is given, quotes are not supported.rk   r   Z123r  )r   r   r  r   %)r   r  r>   r   r?   rc   )r   rq   rr   rs   r   r   r   )r%   r   r   r   r   r   'test_comment_multichar_error_with_quote@  s   r  c                  C   s^   t d} tdtjfdtjfddtjfg}tjg d|d}tj| |dd	d
}t|| d S )Nz{1000;2.4;'alpha';-34
2000;3.1;'beta';29
3500;9.9;'gamma';120
4090;8.1;'delta';0
5001;4.4;'epsilon';-99
6543;7.8;'omega';-1
r(   r)   r*   r,   r-   r7   r@   r  r  )	r   r   r8   r9   r:   r;   r   r   r   )r   r8   r   r   r   r   r   !test_structured_dtype_with_quotesP  s   
r  c                  C   :   t d} tjg ddd}tj| dddd}t|| d S )Nz	1

"4"
""14r   U1r7   r   r  r   r8   r  r   r   r   r   r   r   r   r   r   test_quoted_field_is_not_emptym  s   r"  c                  C   r  )Nz1

"4"
"r  r  r7   r   r  r   r!  r   r   r   r   (test_quoted_field_is_not_empty_nonstricts  s   r#  c                  C   s6   t d} tjddd}tj| dddd}t|| d S )Nz"Hello, my name is ""Monty""!"zHello, my name is "Monty"!ZU40r7   r   r  r  r!  r   r   r   r   "test_consecutive_quotechar_escaped{  s   r$  r   )r   z


z# 1 2 3
# 4 5 6
ry   )r   r>   r   r   r>   r   r?   c              	   C   s  |durd}n	|dkrd}nd}t | }tjtdd tj|||d}W d   n1 s.w   Y  |j|ks:J td	d
9}||  |	d tjtdd tj|||d}W d   n1 sdw   Y  |j|kspJ W d   dS 1 s{w   Y  dS )zDCheck that a UserWarning is emitted when no data is read from input.N)r   r?   r   rJ   )r   input contained no datark   )ry   r   w)moder   )
r   rq   warnsUserWarningr   r   rz   r   writer  )r   ry   r   Zexpected_shaper%   r   fhr   r   r   test_warn_on_no_data  s$   

"r-  rK   c                 C   sN   d}t |}tjtdd tj|| d W d    d S 1 s w   Y  d S )Nz1 2 3
4 5 6r&  rk   )r=   )r   rq   r)  r*  r   r   )r=   r   r%   r   r   r   test_warn_on_skipped_data  s
   "r.  r   )r   r>   )u2r>   )i4 )Zu4r1  )i8   
 )u8r3  )Zfloat16g#{ ?)r   g. 7)	complex64y. 7`F$:)r:   g
complex128ywfUD3":)Z
longdoubler3  Zclongdoubleyp`P@0 B B)ZU2u   𐈃򠬌swapTFc                 C   s~   t | } d| dg}|r|  } t jdd| fgdd}|jd d dks(J t j||dd dd	}|d | |ks=J d S )
Nzx,r   )r&   ZS1rD   Fra   r>   r   )r8   r   r   rj   )r   r8   Znewbyteorderfieldsr   r   )r8   r   r7  r   Zfull_dtr   r   r   r   test_byteswapping_and_unaligned  s   
r9  ZefdFD?c                 C   s8   t d}tj|| ddd}t|tddg|  d S )Nu    3 ," 2
"r   r  r  r?   r   )r   r   r   r   r   Zastyper   r   r   r   !test_unicode_whitespace_stripping  s   r;  ZFDc                 C   sB   d}|| ddg}tj|| dd}t|tg dgd  d S )Nz0 1 , 2+3j , ( 4+5j ), ( 6+-7j )  , 8j , ( 9j ) 
r   u    r   r[   )r>   y       @      @y      @      @y      @      y               @y              "@r   )r#   r   r   r   r   )r8   liner   r   r   r   r   )test_unicode_whitespace_stripping_complex  s   r=  r   )z1 +2jz1+ 2jz1+2 jz1+-+3z(1jz(1z(1+2jz1+2j)c                 C   sF   t t tj|d g| dd W d    d S 1 sw   Y  d S )Nr   r   r[   rp   )r8   r   r   r   r   test_bad_complex  s   "r>  ZefgdFDGc                 C   sZ   |   dkrtd tt tjdg| ddd W d    d S 1 s&w   Y  d S )Ngz0longdouble/clongdouble assignment may misbehave.1 r   r  r  )lowerrq   xfailrr   rs   r   r   r7   r   r   r   test_nul_character_error  s
   
"rC  c                 C   s   | dkr	t d | dv rt d tdtd  kr(td  kr(dks+J  J t t tj	dg| d W d    d S 1 sDw   Y  d S )	Nez5half assignment currently uses Python float converterZeGz2clongdouble assignment is buggy (uses `complex`?).Z1_1rf   z1_1
r7   )
rq   skiprB  r]   r\   complexrr   rs   r   r   r7   r   r   r   test_no_thousands_support  s   

2"rG  z1,2
z2
,3
z2,3
c                 C   sF   d}t jt|d tj| dd W d    d S 1 sw   Y  d S )Nz7Found an unquoted embedded newline within a single linerk   r   r   rp   )r   r   r   r   r   test_bad_newline_in_iterator  s   "rH  z2,3
z'2
',3
z'2',3
z'2
',3
c                 C   s*   t j| ddd}t|ddgddgg d S )Nr   r  r  rW   rX   r
   rA   )r   r   r   r   r   test_good_newline_in_iterator  s   rI  newline)r   
c                    sT   g d} fdd|D }t j|tddd}t|dd  gd	d
  dgg d S )N)z1,"2
"
z3,"4
z1"
c                    s   g | ]}| d  qS )r   )r#   )r   r   rJ  r   r   r     s    z2test_universal_newlines_quoted.<locals>.<listcomp>r   r  r  r  23r  )r   r   r   r   )rJ  r   r   r   rM  r   test_universal_newlines_quoted  s   (rP  c                  C   s\   t jddgdd} t| g dg dg t jddgd	td
} |  g dg dgks,J d S )Nz1 2 3
z4 5 6 r   r%  )rc   rd   r   z1 ,2 ,3
z4 ,5 ,6r   rN   )r@  z2 rO  )z4 z5 6)r   r   r   r   tolist)r   r   r   r   test_null_character$  s   
 rT  c                  C   sT   G dd d} t jtdd tj|  tdd W d    d S 1 s#w   Y  d S )Nc                   @   s   e Zd Zdd Zdd ZdS )z:test_iterator_fails_getting_next_line.<locals>.BadSequencec                 S   r   )NrV   r   selfr   r   r   __len__1     zBtest_iterator_fails_getting_next_line.<locals>.BadSequence.__len__c                 S   s"   |dkrt d| d|d  S )N2   Bad things happened!z, r>   )RuntimeError)rV  itemr   r   r   __getitem__4  s   zFtest_iterator_fails_getting_next_line.<locals>.BadSequence.__getitem__N)__name__
__module____qualname__rW  r]  r   r   r   r   BadSequence0  s    ra  rZ  rk   r   r[   )rq   rr   r[  r   r   r]   )ra  r   r   r   %test_iterator_fails_getting_next_line/  s   	"rb  c                   @   sV   e Zd Zdd Zdd Zdd Zdd Zd	d
 Zdd Ze	j
dg ddd ZdS )TestCReaderUnitTestsc                 C   P   t jtdd tjjjt tddd W d    d S 1 s!w   Y  d S )Nz.*readrk   r   Tr8   filelike)	rq   rr   AttributeErrorr   core_multiarray_umath_load_from_fileliker   r8   rU  r   r   r   test_not_an_filelike@  s
   "z)TestCReaderUnitTests.test_not_an_filelikec                 C   ^   G dd d}t jtdd tjjj| tddd W d    d S 1 s(w   Y  d S )Nc                   @      e Zd ZdZdd ZdS )zBTestCReaderUnitTests.test_filelike_read_fails.<locals>.BadFileLiker   c                 S   s$   |  j d7  _ | j dkrtddS )Nr>      Bad bad bad!z1,2,3
)counterr[  rV  sizer   r   r   readL  s   
zGTestCReaderUnitTests.test_filelike_read_fails.<locals>.BadFileLike.readNr^  r_  r`  rp  rs  r   r   r   r   BadFileLikeI      ru  ro  rk   r   Tre  )rq   rr   r[  r   rh  ri  rj  r8   rV  ru  r   r   r   test_filelike_read_failsE  s   	"z-TestCReaderUnitTests.test_filelike_read_failsc                 C   rl  )Nc                   @   rm  )z@TestCReaderUnitTests.test_filelike_bad_read.<locals>.BadFileLiker   c                 S   r   )Ni  r   rq  r   r   r   rs  ^  rX  zETestCReaderUnitTests.test_filelike_bad_read.<locals>.BadFileLike.readNrt  r   r   r   r   ru  [  rv  ru  r   rk   r   Tre  )rq   rr   rw   r   rh  ri  rj  r8   rw  r   r   r   test_filelike_bad_readV  s   "z+TestCReaderUnitTests.test_filelike_bad_readc                 C   rd  )Nz/error reading from object, expected an iterablerk   r   Fre  	rq   rr   rw   r   rh  ri  rj  r   r8   rU  r   r   r   test_not_an_iterf  s   "z%TestCReaderUnitTests.test_not_an_iterc                 C   sJ   t jtdd tjjjt ddd W d    d S 1 sw   Y  d S )Nzinternal error: dtype mustrk   r   Fre  )rq   rr   rw   r   rh  ri  rj  r   rU  r   r   r   test_bad_typel  s
   "z"TestCReaderUnitTests.test_bad_typec                 C   sR   t jtdd tjjjt tdddd W d    d S 1 s"w   Y  d S )Nzencoding must be a unicoderk   r   F{   )r8   rf  r   rz  rU  r   r   r   test_bad_encodingq  s
   "z&TestCReaderUnitTests.test_bad_encodingrJ  )rK  r   rL  c                 C   s\   t dd|dd}tjjj|tddddd	d
}t|d d df dd| ddg d S )Nz0
1
"2
"
3
4 #
r   r   rM  ZU10Tr  r   r>   )r8   rf  quoter   Z	skiplinesr   r  rN  rO  z4 )r   r#   r   rh  ri  rj  r8   r   )rV  rJ  r   r   r   r   r   test_manual_universal_newlinesv  s   (z3TestCReaderUnitTests.test_manual_universal_newlinesN)r^  r_  r`  rk  rx  ry  r{  r|  r~  rq   markparametrizer  r   r   r   r   rc  =  s    rc  c                   C   H   t jtdd tjtdddd W d    d S 1 sw   Y  d S )N".*control characters.*incompatiblerk   1, 2, 3r   r   r   r   r   r   r   'test_delimiter_comment_collision_raises     "r  c                   C   r  )Nr  rk   r  r   r  r   r   r   r   r   )test_delimiter_quotechar_collision_raises  r  r  c                   C   r  )Nr  rk   1 2 3r   )r   r  r   r   r   r   r   'test_comment_quotechar_collision_raises  r  r  c                   C   sL   t jtdd tjtddddgd W d    d S 1 sw   Y  d S )Nz0Comment characters.*cannot include the delimiterrk   r  r   r   r   r   r   r   r   r   5test_delimiter_and_multiple_comments_collision_raises  s
   "r  c                 C   s   t jtdd tjtd|  d|  d|  d|  d	| d W d    n1 s(w   Y  t jtdd tjtd|  d|  d|  d|  d	| d	 W d    d S 1 sVw   Y  d S )
Nr  rk   r  rN  z3
45z6
r   r  r   )r~   r   r   r   ,test_collision_with_default_delimiter_raises  s   .."r  nl)r   rK  c                 C   s   t d|  d|  d|  |  d|  d|  d|  |  }d}tjt|d tj|| d	 W d    n1 s5w   Y  tjt|d tj|| d
 W d    n1 sSw   Y  tjt|d tj|| d W d    d S 1 srw   Y  d S )Nr  rN  rO  r  r  rR  z&control character.*cannot be a newlinerk   r   r  r  r  )r  r%   r   r   r   r   %test_control_character_newline_raises  s   4"r  )generic_data
long_datumunitless_dtyper   )z2012-03z
2013-01-15ZM8zM8[D])
spam-a-lottis_but_a_scratchr   U17nrows)re   r   `  c                 C   s   | gd |g }t j||d}td|}t j||d}|j|jks%J t|| t \}	}
t	|	 t
|
d}|d| W d   n1 sLw   Y  t j|
|d}t|
 |j|jkseJ t|| dS )zCheck that the correct unit (e.g. month, day, second) is discovered from
    the data when a user specifies a unitless datetime.r   r7   r   r'  Nr   r   r   r   r   r8   r   r   oscloseopenr+  remove)r  r  r  r   r  r   r   r%   r&   fdfnamer,  r   r   r   test_parametric_unit_discovery  s   



r  c                  C   s   dgd dg } t jdgd dg dd}dd }td	| }t j|d
|d d}|j|jks1J t|| t \}}t	| t
|d}|d	|  W d    n1 sXw   Y  t j|d
|d d}t| |j|jkssJ t|| d S )Nr  r  ZXXXtis_but_a_scratchr  r  r7   c                 S   s
   |  dS r   )stripr   r   r   r   r     s   
 z>test_str_dtype_unit_discovery_with_converter.<locals>.<lambda>r   r   )r8   r   r   r'  r  )r   r   r   r%   r&   r  r  r,  r   r   r   ,test_str_dtype_unit_discovery_with_converter  s$   



r  c                   C   s
  t jtdd tjtddd W d    n1 sw   Y  t jtdd tjtddd W d    n1 s;w   Y  t jtdd tjtddd W d    n1 s[w   Y  t jtdd tjtdd	dgd W d    d S 1 s~w   Y  d S )
Nz#Text reading control character mustrk   r  r   r   r  z"comments cannot be an empty stringr  r   )rq   rr   rw   r   r   r   rs   r   r   r   r   test_control_character_empty  s   "r  c                  C   s&   t jtdddd} t| g d dS )z<Byte control characters (comments, delimiter) are supported.z#header
1,2,3   #   ,)r   r   r%  N)r   r   r   r   )r&   r   r   r    test_control_characters_as_bytes   s   r  zignore::UserWarningc                  C   s`   t jdgdtd} t| dksJ tddD ]}t jd| gdtd} t| |d ks-J qd S )Nr   r   rN   r   r>   i   )r   r   r   lenr   )r   r   r   r   r   test_field_growing_cases  s   r  )k__doc__r   r  rq   tempfiler   r   ior   numpyr   Znumpy.ma.testutilsr   Znumpy.testingr   r   r   r   r  r  r'   Zfixturer<   rB   rG   rQ   rR   r`   rh   ru   rx   r{   r}   r   r   r\   r   r   Zskipifimplementationversionr8   r   r   r   r   r   r   r   r   r   r   r   r   r   r   	typecodesfilterwarningsr   r   r5  r6  r   r   r   r   r   r   r   r   r   r  r  r  r  r  r  r  r"  r#  r$  r-  r.  reprr9  r;  r=  r>  rC  rG  rH  rI  rP  rT  rb  rc  r  r  r  r  r  r  r  r  r  r  r  r   r   r   r   <module>   s   

 





















	










		
	


I




