o
    g=                     @   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
 ejdddggdd Zejd	i d
diddigdd Zdd Zdd Zdd Zejdg ddd Zejdddgdd Zdd ZdS ) zf
Tests that comments are properly handled during parsing
for all of the parsers defined in parsers.py
    )StringION)	DataFrame	na_valuesNaNc                 C   sL   | }d}t g ddtjdggg dd}|jt|d|d}t|| d S )	Nz&A,B,C
1,2.,4.#hello world
5.,NaN,10.0
g      ?g       @      @      @      $@ABCcolumns#commentr   r   npnanread_csvr   tmassert_frame_equal)all_parsersr   parserdataexpectedresult r   a/home/ubuntu/cloudmapper/venv/lib/python3.10/site-packages/pandas/tests/io/parser/test_comment.pytest_comment   s   r    read_kwargslineterminator*delim_whitespaceTc                 C   s   | }d}| dr|dd}n| dr(|jdkrtd |d| d}d	|d
< |jt|fi |}tg ddtj	dggg dd}t
|| d S )Nz@# empty
A,B,C
1,2.,4.#hello world
#ignore this line
5.,NaN,10.0
r$   , r"   cz2Custom terminator not supported with Python engine
r   r   r   r   r	   r
   r   )getreplaceenginepytestskipr   r   r   r   r   r   r   )r   r!   r   r   r   r   r   r   r   test_line_comment   s   



r.   c                 C   L   | }d}t g ddtjdggg dd}|jt|ddd	}t|| d S )
NzH# empty
random line
# second empty line
1,2,3
A,B,C
1,2.,4.
5.,NaN,10.0
r   r   r	   r
   r   r      )r   skiprowsr   r   r   r   r   r   r   r   r   test_comment_skiprows8   s   	r3   c                 C   r/   )
Nz<# empty
# second empty line
1,2,3
A,B,C
1,2.,4.
5.,NaN,10.0
r   r   r	   r
   r   r      r   headerr   r2   r   r   r   test_comment_headerJ   s   r7   c                 C   sN   | }d}t g ddtjdggg dd}|jt|ddd	d
}t|| d S )NzU# empty
# second empty line
# third empty line
X,Y,Z
1,2,3
A,B,C
1,2.,4.
5.,NaN,10.0
r   r   r	   r
   r   r   r0   r4   )r   r1   r6   r   r2   r   r   r   test_comment_skiprows_header[   s   r8   comment_char)r   ~&^r#   @c                 C   sN   | }d}|j t|d||d}tg dg dgg dd}t|| d S )Nz,a,b,c
1,2,3#ignore this!
4,5,6#ignorethistoor   )r   r4         )r0         abr'   r   )r   r   r*   r   r   r   )r   r9   r   r   r   r   r   r   r   test_custom_comment_charp   s   rF   r6   inferc                 C   sh   | }d}|d u rt ddgddgddgd}nt g d	gg d
d}|jt|d|d}t|| d S )Nz # notes
a,b,c
# more notes
1,2,3rD   1rE   2r'   3)r   r4   r?   r>   rC   r   r   r5   )r   r   r   r   r   )r   r6   r   r   r   r   r   r   r   test_comment_first_line|   s   rK   c                 C   s~   | j dkrd}|jtjj|td | }d}|jt|ddd}t	g dg d	d
t
jt
jgdt
jdgd}t|| d S )Nr'   z=see gh-34002: works on the python engine but not the c engine)reasonraiseszU# this is a comment
col1,col2,col3,col4
1,2,3,4#inline comment
4,5#,6,10
7,8,#N/A,11
r   z#N/Ar   )r4   r0      )r?   rA      g      @r   g      &@)col1col2col3col4)r+   node
add_markerr,   markxfailAssertionErrorr   r   r   r   r   r   r   )r   requestrL   r   r   r   r   r   r   r   "test_comment_char_in_default_value   s   

rZ   )__doc__ior   numpyr   r,   pandasr   pandas._testing_testingr   rV   parametrizer    r.   r3   r7   r8   rF   rK   rZ   r   r   r   r   <module>   s(    



