U
    NZfs                     @   s   d Z ddlZddlZddlZddlm  mZ ddl	m
Z
mZmZmZ ddlmZ ddlmZmZ ejdd ZejG dd deZejG d	d
 d
eZejG dd deZdS )z Test cases for .hist method     N)	DataFrameIndexSeriesto_datetime)TestPlotBase_check_plot_worksc                   C   s   t jddS )Ntsname)tmZmakeTimeSeries r   r   J/tmp/pip-unpacked-wheel-nbcvw55c/pandas/tests/plotting/test_hist_method.pyr      s    r   c                   @   s   e Zd Zdd Zdd Zdd Zejjdd Z	d	d
 Z
dd Zdd Zejdddddgdd Zejdddgdd Zejdddgdd Zd d! Zejjd"d#ejd$d% Zejd&d' ZdS )(TestSeriesPlotsc              	   C   s8  t |j t |jdd t |jdd tjtdd t |j|jjd W 5 Q R X tjtdd t |j|jjdd W 5 Q R X | jd	d	\}}t |j|d
d t |j||d
d t |j|d
d t	  | jd	d\}\}}t |j||d
d t |j||d
d d}t
jt|d |j|j|d W 5 Q R X d S )NFZgrid   
   figsizeZcheck_stacklevelby   )r   bins   T)axdefault_axes)r   figurer   )r   r      )r   r   r   z`Cannot pass 'figure' when using the 'by' argument, since a new 'Figure' instance will be createdmatch)r   r   )r   histr   assert_produces_warningUserWarningindexmonthpltsubplotsclosepytestraises
ValueError)selfr   figr   ax1ax2msgr   r   r   test_hist_legacy   s&    
z TestSeriesPlots.test_hist_legacyc                 C   s<   t tjdd}|jddd d }t|jdks8td S )Nr   r   r   r   )r   nprandomrandnr!   lenpatchesAssertionError)r,   dfr   r   r   r   test_hist_bins_legacy8   s    z%TestSeriesPlots.test_hist_bins_legacyc              	   C   s`   |}d}t jt|d |jjdd W 5 Q R X t jt|d |jjddgd W 5 Q R X d S )Nz7The 'layout' keyword is not supported when 'by' is Noner   r   r   layoutr   )r)   r*   r+   heightr!   )r,   hist_dfr9   r0   r   r   r   test_hist_layout=   s    z TestSeriesPlots.test_hist_layoutc              	   C   s  |}t jtdd t|jj|jdd}W 5 Q R X | j|ddd t jtdd t|jj|jdd}W 5 Q R X | j|ddd t jtdd t|jj|jd	d}W 5 Q R X | j|d
d	d t jtdd t|jj|jdd}W 5 Q R X | j|d
dd t jtdd t|jj|jdd}W 5 Q R X | j|d
dd t jtdd t|jj|jdd}W 5 Q R X | j|d
dd t jtdd t|jj|j	dd}W 5 Q R X | j|ddd |jj|jddd}| j|d
ddd d S )NFr   r   r   r   r=   r   axes_numr=   )   )rE   r      r   rH   r   rF   r   r   )rE   r   rF   rH   r   rH   rE   rH   r   )      )r   r=   r   rD   r=   r   )
r   r"   r#   r   r>   r!   gender_check_axes_shapecategory	classroomr,   r?   r9   axesr   r   r   test_hist_layout_with_byF   s0    z(TestSeriesPlots.test_hist_layout_with_byc                 C   sp   ddl m}m} ttjd}ttjd}|d |  |d |  | }|j}t	|dkslt
d S )Nr   )gcfsubplotr   y   z   )Zmatplotlib.pyplotrX   rY   r   r3   r4   r5   r!   rV   r6   r8   )r,   rX   rY   xyr-   rV   r   r   r   test_hist_no_overlapl   s    z$TestSeriesPlots.test_hist_no_overlapc                 C   s.   |}|j j|jd}t| j dks*td S )Nr   r   )r>   r!   rQ   r6   r&   get_fignumsr8   rU   r   r   r   test_hist_by_no_extra_plots|   s    z+TestSeriesPlots.test_hist_by_no_extra_plotsc              	   C   sR   ddl m} | }| }|d}d}tjt|d |j||d W 5 Q R X d S )Nr   )r   o   z&passed axis not bound to passed figurer   )r   r   )Zpylabr   Zadd_subplotr)   r*   r8   r!   )r,   r   r   Zfig1Zfig2r.   r0   r   r   r   +test_plot_fails_when_ax_differs_from_figure   s    
z;TestSeriesPlots.test_plot_fails_when_ax_differs_from_figurehisttype, expectedbarTZ
barstackedTstepFZ
stepfilledTc                 C   s0   t tjdd}|j|d}| j||d d S )Nr   r   histtypeZfilled)r   r3   r4   randintr!   _check_patches_all_filled)r,   rk   expectedserr   r   r   r   test_histtype_argument   s    z&TestSeriesPlots.test_histtype_argumentz&by, expected_axes_num, expected_layout)Nr   r;   )br   )r   r   c                 C   sd   ddg ddg  }t tjd|dd}d|j_t|jdd|d	}| j|||d
 | 	|d d S )N   12   ar$   r
   rr   T)r   legendr   rC   )
r   r3   r4   r5   r$   r
   r   r!   rR   _check_legend_labels)r,   r   expected_axes_numexpected_layoutr$   srV   r   r   r   test_hist_with_legend   s    z%TestSeriesPlots.test_hist_with_legendr   Nrr   c              	   C   s`   ddg ddg  }t tjd|dd}d|j_tjtdd	 |j	d
|dd W 5 Q R X d S )Nrs   rt   ru   rv   rw   rx   rr    Cannot use both legend and labelr   Tc)ry   r   label)
r   r3   r4   r5   r$   r
   r)   r*   r+   r!   )r,   r   r$   r}   r   r   r   test_hist_with_legend_raises   s
    z,TestSeriesPlots.test_hist_with_legend_raisesc                 C   s   | j  \}}|jjd|d}t|jdks0t| |j	 d t
  | j  \}}|jjd|d}| |j	 d t
  | j  \}}|jjdd|d}t
  d S )	Nr   r   r   Z	FrequencyZ
horizontal)Zorientationr   leftT)ZalignZstackedr   )r&   r'   plotr!   r6   r7   r8   _check_text_labelsyaxisZ	get_labelr   r(   Zxaxis)r,   r   _r   r   r   r   test_hist_kwargs   s    z TestSeriesPlots.test_hist_kwargszApi changed in 3.6.0)reasonc                 C   s   | j  \}}|jjd|d}| j|dd | }| |dgt|  | }| |dgt|  t	|jj
 t	|jj | j  \}}|jj
d|d}| j|dd | }| |dgt|  | }| |dgt|  d S )NT)logyr   logr    )r&   r'   r   r!   _check_ax_scalesZget_xticklabelsr   r6   Zget_yticklabelsr   kdedensity)r,   r   r   r   ZxlabelsZylabelsr   r   r   test_hist_kde   s     zTestSeriesPlots.test_hist_kdec                 C   s   | j  \}}|jjddd|d}| j|dd t|jdksBt| j|jdgd d | j  \}}|jj	dd|d	}| j|dd |
 }t|d
kst| |dg d S )NTr   rr   )r   r   colorr   r   r   )Z
facecolorsr)r   r   r   r   )r&   r'   r   r!   r   r6   r7   r8   Z_check_colorsr   	get_lines)r,   r   r   r   linesr   r   r   test_hist_kde_color   s    z#TestSeriesPlots.test_hist_kde_color)__name__
__module____qualname__r1   r:   r@   r)   markslowrW   r^   r`   rb   parametrizerq   r~   r   r   ZxfailtdZskip_if_no_scipyr   r   r   r   r   r   r      s<   	
%
	
 

	r   c                   @   s  e Zd Zejjdd Zdd Zdd Zdd Z	d	d
 Z
ejdddddgfdddgdddgfgdd Zejdddddgdd Zejdddgejdddgdd Zejdddgejdddgdd  Zd!d" Zd#d$ Zd%d& Zejd'd( ZdS ))TestDataFramePlotsc              	      s  ddl m  tjtdd t|j W 5 Q R X ttj	
dd}ttj	jdddtjd	|d< tjtdd t|jdd
}W 5 Q R X | j|ddd |d  rtt|dg j ttj	
dd}t|j ttj	
dd}ttj	jdddtjd	|d< tjtdd t|jdd}W 5 Q R X | j|ddd tjtdd t|jddd W 5 Q R X tjtdd t|jdd W 5 Q R X tjtdd t|jdd W 5 Q R X |d }d\}}d\}}|j||||d}| j|||||d d\}}d\}}|j||||d}| j|||||d t  |jdddd}	 fdd|	 D }
t|
d   d! t  |jdd"}	| j|	d#d$ t  tt |jd%d& W 5 Q R X d S )'Nr   	RectangleFr   d   r        j+2Z     ReZsizedtyper   rE   rJ   rC   r;   r   r   rM   r<      T)sharexshareyr   r   r2         rv   (   
xlabelsizexrot
ylabelsizeyrotrH   )
cumulativer   r   c                    s   g | ]}t | r|qS r   
isinstance.0r\   r   r   r   
<listcomp>2  s     
 z:TestDataFramePlots.test_hist_df_legacy.<locals>.<listcomp>rF         ?)r   r   r   re   )foo)matplotlib.patchesr   r   r"   r#   r   r!   r   r3   r4   r5   r   rm   int64rR   get_visibler8   _check_ticks_propsr(   get_childrenassert_almost_equal
get_heightr   external_error_raisedAttributeError)r,   r?   r9   rV   rp   xfyfr   r   r   rectsr   r   r   test_hist_df_legacy   s    
        z&TestDataFramePlots.test_hist_df_legacyc                 C   s   t tjdtjdddttjjdddtjdttjjdddtjdddd}|t}d	}t	j
t|d
 |  W 5 Q R X d S )Nr   r   l     p/ l    @spc/ )r   T)utc)rw   rr   r   dzDhist method requires numerical or datetime columns, nothing to plot.r   )r   r3   r4   Zrandrm   r   r   Zastypeobjectr)   r*   r+   r!   )r,   r9   Zdf_or0   r   r   r   *test_hist_non_numerical_or_datetime_raises@  s4    
      
z=TestDataFramePlots.test_hist_non_numerical_or_datetime_raisesc                 C   s6  t tjdd}ttjjdddtjd|d< d ddddddddd	d	dd
d
ddd	ddddddddddf	}|D ],}|j|d d}|d }| j|d|d qd}t	j
t|d |jdd W 5 Q R X td}t	j
t|d |jdd W 5 Q R X d}t	j
t|d |jdd W 5 Q R X d S )Nr   r   r   r   r   rJ   )r=   expected_sizerG   rL   )rE   rE   rK   )rH   rF   )rF   r   rI   r=   r<   r   rE   rC   z1Layout of 1x1 must be larger than required size 3r   r;   z)Layout must be a tuple of (rows, columns))r   1At least one dimension of layout must be positiverF   rF   )r   r3   r4   r5   r   rm   r   r!   rR   r)   r*   r+   reescape)r,   r9   Zlayout_to_expected_sizeZlayout_testrV   ro   r0   r   r   r   r@   Y  s@    

z#TestDataFramePlots.test_hist_layoutc                 C   sT   t tjdd}ttjjdddtjd|d< t|jdd | j	
  t  d S )Nr   r   r   r   r   T)r   )r   r3   r4   r5   r   rm   r   r   r!   r&   Ztight_layoutr   r(   )r,   r9   r   r   r   test_tight_layout  s    	
z$TestDataFramePlots.test_tight_layoutc                 C   sJ   t dddddgdddddgd}t|jd	d
dddd}| j|dd d S )N      ?      ?333333??rE   pigrabbit)lengthanimalTr   r   r   r   )r   columnr   r   r   r   )r   r   r!   r   )r,   r9   rV   r   r   r   test_hist_subplot_xrot  s    z)TestDataFramePlots.test_hist_subplot_xrotzcolumn, expectedNwidthr   r>   c                    st   t dddddgddddd	gd	dd
ddgddddddgd}t|jd|dd  fddtd	D }||ksptd S )Nffffff?皙?g333333?g?r   r   r   r   rE   g333333@r   r   )r   r   r>   r   r   ZduckZchickenZhorse)r$   Tr   rE   )r   r   r=   c                    s   g | ]} d |f   qS )r   )Z	get_title)r   irV   r   r   r     s     zGTestDataFramePlots.test_hist_column_order_unchanged.<locals>.<listcomp>)r   r   r!   ranger8   )r,   r   ro   r9   resultr   r   r    test_hist_column_order_unchanged  s    

z3TestDataFramePlots.test_hist_column_order_unchangedrc   rd   rf   rg   ri   c                 C   s<   t tjjddddddgd}|j|d}| j||d	 d S )
Nr   r   r   r   r   rw   rr   columnsrj   rl   r   r3   r4   rm   r!   rn   r,   rk   ro   r9   r   r   r   r   rq     s    z)TestDataFramePlots.test_histtype_argumentr   r   r   rr   c                 C   s   |d kr|d k	rdnd}d|f}|p*ddg}|d k	r>|gd }t ddg ddg  dd	}ttjd
d|ddgd}t|jdd||d}| j|||d |d kr|d kr|d }t||D ]\}	}
| 	|
|	 qd S )Nr   r   rw   rr   rs   rt   ru   r   r	   rv   r$   r   T)r   ry   r   r   rC   r   )
r   r   r3   r4   r5   r   r!   rR   ziprz   )r,   r   r   r{   r|   Zexpected_labelsr$   r9   rV   Zexpected_labelr   r   r   r   r~     s&    
z(TestDataFramePlots.test_hist_with_legendc              	   C   sh   t ddg ddg  dd}ttjdd|dd	gd
}tjtdd |jd||dd W 5 Q R X d S )Nrs   rt   ru   r   r	   rv   r   rw   rr   r   r   r   Tr   )ry   r   r   r   )	r   r   r3   r4   r5   r)   r*   r+   r!   )r,   r   r   r$   r9   r   r   r   r     s    z/TestDataFramePlots.test_hist_with_legend_raisesc                 C   sF   t tjdd}| j \}}|jjd|d}t|j	dksBt
d S )Nr   r   r   r   )r   r3   r4   r5   r&   r'   r   r!   r6   r7   r8   r,   r9   r   r   r   r   r   test_hist_df_kwargs  s    z&TestDataFramePlots.test_hist_df_kwargsc                 C   s   t tjdddddddgd}d	d
gd |d< | j \}}|jjd|d}t	|j
dksdt| j \}}|jj|d}t	|j
dkstd S )N*   r   rH   ABCDr   r\   r]   r   Er   r   )r   r   )r   r3   r4   RandomStater5   r&   r'   r   r!   r6   r7   r8   r   r   r   r   test_hist_df_with_nonnumerics  s     
z0TestDataFramePlots.test_hist_df_with_nonnumericsc                 C   s  t tjddtdd}| j \}}|d jjd|d}|d jj|ddd	 | j	|dd
gd |
  stt|j
  stt  | j \}}|d jjdd|d}|d jj|ddd	 | j	|jdd
gd |j
  rt|
  stt  | j \}}|d jjdd|d}|d jj|dd | j	|jddgd |j
  sft|
  sxtt  d S )Nrv   rH   Zabcdr   rw   T)ry   r   rr   )r   ry   secondary_yz	b (right))labels)ry   r   r   z	a (right))r   ry   )r   r3   r4   r5   listr&   r'   r   r!   rz   Z	get_yaxisr   r8   Zright_axr   r(   Zleft_axr   r   r   r   test_hist_secondary_legend  s,    z-TestDataFramePlots.test_hist_secondary_legendc              	      s|  t tjddgdtjtjgdddggtdd}td	dd
g}t dddgdddggtdd}tdd	d	gd
d
d
gg}ddlm  | j \}}|j	j
||d  fdd| D }dd |D }| j \}}	|j	j
|	|d  fdd|	 D }
dd |
D }tdd t||D s&ttdd	gd
d
gg}d}tjt|d$ | j \}}|j	j
||d W 5 Q R X d S )Nr   g333333?g?r   g?r   abcr   g      ?g?r   r   )r   weightsc                    s   g | ]}t | r|qS r   r   r   r   r   r   r   A  s     
 zFTestDataFramePlots.test_hist_with_nans_and_weights.<locals>.<listcomp>c                 S   s   g | ]}|  qS r   r   r   Zrectr   r   r   r   B  s     c                    s   g | ]}t | r|qS r   r   r   r   r   r   r   E  s     
 c                 S   s   g | ]}|  qS r   r   r  r   r   r   r   F  s     c                 s   s   | ]\}}||kV  qd S )Nr   )r   Zh0h1r   r   r   	<genexpr>G  s     zETestDataFramePlots.test_hist_with_nans_and_weights.<locals>.<genexpr>z?weights must have the same shape as data, or be a single columnr   )r   r3   nanr   arrayr   r   r&   r'   r   r!   r   allr   r8   r)   r*   r+   )r,   r9   r   Z	no_nan_dfZno_nan_weightsr   Zax0r   Zheightsr.   Zno_nan_rectsZno_nan_heightsZidxerror_weightsr0   r/   r   r   r   test_hist_with_nans_and_weights2  s,      z2TestDataFramePlots.test_hist_with_nans_and_weights)r   r   r   r)   r   r   r   r   r@   r   r   r   r   rq   r~   r   r   r   r   r   skip_if_no_mplr  r   r   r   r   r      sB   
U*
	
&r   c                   @   sj   e Zd Zdd Zdd Zejjdd Zdd Z	d	d
 Z
dd Zdd Zejdddddgdd ZdS )TestDataFrameGroupByPlotsc                    s  ddl m  ddlm} ttjdddgd}ttjj	dd	dtj
d
|d< tj	ddd|d< dgd |d< ||j|jd}| j|ddd t  |j|jd}| j|ddd t  |jddd}| j|ddd | j|dd t  d\}}d\}}||j|jdd||||dd	}| D ]4} fdd| D }	|	d  }
t|
d q(| j|||||d t  ||j|jdd }| j|d!d" t  tt ||j|jd#d$ W 5 Q R X d%}tjt|d& |jdd'd( W 5 Q R X d S ))Nr   r   )_grouped_histi  r   r   r   r   r   r   r   rH   r   Xr   r   rJ   rC   rv   )r   Zrotr;   r   r   r   T)r   r   r   r   r   r   r   r   c                    s   g | ]}t | r|qS r   r   r   r   r   r   r     s     
 zFTestDataFrameGroupByPlots.test_grouped_hist_legacy.<locals>.<listcomp>rF   r   r   )r   r   r   r   re   )r   r   z$Specify figure size by tuple insteadr   default)r   r   )r   r   Z pandas.plotting._matplotlib.histr
  r   r3   r4   r5   r   rm   r   r   r   rR   r   r(   r!   r   Zravelr   r   r   r   r   r   r)   r*   r+   )r,   r
  r9   rV   r   r   r   r   r   r   r>   r0   r   r   r   test_grouped_hist_legacyS  sp        z2TestDataFrameGroupByPlots.test_grouped_hist_legacyc                 C   s   d}t tjjdd|d}t tjjdd|d}tjdjddg|d}t|||d	}|d
}| }t	|dks|t
t	| j dkst
t  d S )Nr      r   r   <   r   r   r   )r>   weightrQ   rQ   r   )r   r3   r4   normalr   choicer   groupbyr!   r6   r8   r&   r_   r   r(   )r,   nr  r>   Z
gender_intZdf_intgbrV   r   r   r   test_grouped_hist_legacy2  s    
z3TestDataFrameGroupByPlots.test_grouped_hist_legacy2c              	   C   s:  |}d}t jt|d |jd|jdd W 5 Q R X d}t jt|d |jd|jdd W 5 Q R X d	}t jt|d |jd|jd
d W 5 Q R X tjtdd t	|jd|jdd}W 5 Q R X | j
|ddd tjtdd t	|jd|jdd}W 5 Q R X | j
|ddd |jd|jdd}| j
|ddd |jd|jdd}| j
|ddd |jd|jddd}| j
|dddd t  tjtdd t	|jdddd}W 5 Q R X | j
|ddd tjtdd t	|jdd}W 5 Q R X | j
|ddd |jddd}| j
|ddd |jdddgd }| j
|ddd d S )!Nz1Layout of 1x1 must be larger than required size 2r   r  r;   )r   r   r=   z1Layout of 1x3 must be larger than required size 4r>   r   r   r   Fr   rA   r   rC   rI   rG   rH   )rF   r   rM   )rN   r   )r   r   r=   r   rP   rT   rJ   rE   r   rQ   )rE   r   rB   rS   )r   )r)   r*   r+   r!   rQ   rS   r   r"   r#   r   rR   r(   )r,   r?   r9   r0   rV   r   r   r   test_grouped_hist_layout  s`             z2TestDataFrameGroupByPlots.test_grouped_hist_layoutc              	   C   s   |}| j dd\}}|jdddg|d d}| j|ddd	 t||d  |d j|ks`t|jd
|d d}| j|ddd	 t||d  |d j|kst| j dd\}}d}tj	t
|d |jd|d}W 5 Q R X d S )Nr   rE   r>   r  rS   r   )r   r   r   rC   rT   r   )r   r   z@The number of passed axes must be 1, the same as the output plotr   )r&   r'   r!   rR   r   Zassert_numpy_array_equalr   r8   r)   r*   r+   )r,   r?   r9   r-   rV   Zreturnedr0   r   r   r   test_grouped_hist_multiple_axes  s    z9TestDataFrameGroupByPlots.test_grouped_hist_multiple_axesc                 C   sv   |}|j d|jdd\}}| |||s0t| |||sFt| |||r\t| |||rrtd S )Nr>   T)r   r   r   r!   rQ   
get_x_axisjoinedr8   
get_y_axisr,   r?   r9   r.   r/   r   r   r   test_axis_share_x  s    z+TestDataFrameGroupByPlots.test_axis_share_xc                 C   sv   |}|j d|jdd\}}| |||s0t| |||sFt| |||r\t| |||rrtd S )Nr>   T)r   r   r   )r!   rQ   r  r  r8   r  r  r   r   r   test_axis_share_y  s    z+TestDataFrameGroupByPlots.test_axis_share_yc                 C   sx   |}|j d|jddd\}}| |||s2t| |||sHt| |||s^t| |||sttd S )Nr>   T)r   r   r   r   r  r  r   r   r   test_axis_share_xy  s    z,TestDataFrameGroupByPlots.test_axis_share_xyrc   rd   rf   rg   ri   c                 C   s>   t tjjddddddgd}|jd|d}| j||d	 d S )
Nr   r   r   r   rw   rr   r   )r   rk   rl   r   r   r   r   r   rq     s    z0TestDataFrameGroupByPlots.test_histtype_argumentN)r   r   r   r  r  r)   r   r   r  r  r  r  r   r   rq   r   r   r   r   r	  Q  s"   E
6	r	  )__doc__r   Znumpyr3   r)   Zpandas.util._test_decoratorsutilZ_test_decoratorsr   Zpandasr   r   r   r   Zpandas._testingZ_testingr   Zpandas.tests.plotting.commonr   r   Zfixturer   r  r   r   r	  r   r   r   r   <module>   s$   
 M  j