
    bi                        d dl mZ d dlZd dlZd dlZd dlmZ d dlmZ d Z	d Z
d Zd Zd Zd	 Zd
 Zd Zd Zd Zd Zd Zd Zd Zd Zd Zd Zd Zd Zy)    )annotationsN)randomc                     t        d      t        j                  d      } t        t	        j
                  | d      j                               }t        |      dk(  sJ t        fd|D              sJ y )N      npartitions   kc              3  &   K   | ]  }|v  
 y wN .0iseqs     U/home/cdr/jupyterlab/.venv/lib/python3.12/site-packages/dask/bag/tests/test_random.py	<genexpr>z.test_choices_size_exactly_k.<locals>.<genexpr>        $AqCx$   	rangedbfrom_sequencelistr   choicescomputelenallsutlir   s     @r   test_choices_size_exactly_kr$      s`    
)C


3A
.C	fnnSA&..0	1Br7a<<$$$$$    c                     t        d      t        j                  d      } t        t	        j
                  | d      j                               }t        |      dk(  sJ t        fd|D              sJ y )Nr   r      r   c              3  &   K   | ]  }|v  
 y wr   r   r   s     r   r   z6test_choices_k_bigger_than_bag_size.<locals>.<genexpr>   r   r   r   r!   s     @r   #test_choices_k_bigger_than_bag_sizer)      s`    
(C


3A
.C	fnnSA&..0	1Br7a<<$$$$$r%   c                 h   t        d      t        j                  d      } | j                  d      } t	        t        j                  | d      j                               }| j                  t              j                         g dk(  sJ t        |      dk(  sJ t        fd|D              sJ y )	N
   	   partition_sizer   r
   r   r,   r      c              3  &   K   | ]  }|v  
 y wr   r   r   s     r   r   z/test_choices_empty_partition.<locals>.<genexpr>#   r   r   )r   r   r   repartitionr   r   r   r   map_partitionsr   r    r!   s     @r   test_choices_empty_partitionr4      s    
)C


3q
1C
//!
C	fnnSA&..0	1Bc"**,	999r7a<<$$$$$r%   c                 F   t        d      t        j                  d      } t        t	        j
                  | d      j                               }| j                  t              j                         ddgk(  sJ t        |      dk(  sJ t        fd|D              sJ y )Nr+   r,   r-   r
   r   r0   c              3  &   K   | ]  }|v  
 y wr   r   r   s     r   r   zEtest_choices_k_bigger_than_smallest_partition_size.<locals>.<genexpr>,   r   r   
r   r   r   r   r   r   r   r3   r   r    r!   s     @r   2test_choices_k_bigger_than_smallest_partition_sizer8   &   s    
)C


3q
1C	fnnSA&..0	1Bc"**,A666r7a<<$$$$$r%   c                 F   t        d      t        j                  d      } t        t	        j
                  | d      j                               }| j                  t              j                         ddgk(  sJ t        |      dk(  sJ t        fd|D              sJ y )Nr+   r,   r-   r   r0   c              3  &   K   | ]  }|v  
 y wr   r   r   s     r   r   zKtest_choices_k_equal_bag_size_with_unbalanced_partitions.<locals>.<genexpr>5   r   r   r7   r!   s     @r   8test_choices_k_equal_bag_size_with_unbalanced_partitionsr;   /   s    
)C


3q
1C	fnnSB'//1	2Bc"**,A666r7b==$$$$$r%   c                 H   t        d      t        j                  d      } t        t	        j
                  | dd      j                               }| j                  t              j                         g dk(  sJ t        |      dk(  sJ t        fd|D              sJ y )Nd   r+   r      r   split_every
r+   r+   r+   r+   r+   r+   r+   r+   r+   r+   c              3  &   K   | ]  }|v  
 y wr   r   r   s     r   r   z7test_choices_with_more_bag_partitons.<locals>.<genexpr>?   r   r   r7   r!   s     @r   $test_choices_with_more_bag_partitonsrC   8   s    
*C


3B
/C	fnnSBA6>>@	ABc"**,0XXXXr7b==$$$$$r%   c                    t        d      t        j                  d      } t        t	        j
                  | dd      j                               }| j                  t              j                         g dk(  sJ t        |      dk(  sJ t        fd|D              sJ t        t        |            t        |      k(  sJ y )Nr=   r+   r   r>   r?   rA   c              3  &   K   | ]  }|v  
 y wr   r   r   s     r   r   z6test_sample_with_more_bag_partitons.<locals>.<genexpr>I   r   r   r   r   r   r   r   sampler   r3   r   r    setr!   s     @r   #test_sample_with_more_bag_partitonsrI   B   s    
*C


3B
/C	fmmC215==?	@Bc"**,0XXXXr7b==$$$$$s2w<3r7"""r%   c                    t        d      t        j                  d      } t        t	        j
                  | d      j                               }| j                  t              j                         g dk(  sJ t        |      dk(  sJ t        fd|D              sJ t        t        |            t        |      k(  sJ y )Nr   r   r   r
   r   )   rK      c              3  &   K   | ]  }|v  
 y wr   r   r   s     r   r   z-test_sample_size_exactly_k.<locals>.<genexpr>S   r   r   rF   r!   s     @r   test_sample_size_exactly_krN   M   s    
)C


3A
.C	fmmC1%--/	0Bc"**,	999r7a<<$$$$$s2w<3r7"""r%   c                     t        d      } t        j                  | d      }t        j                  t
        d      5  t        j                  |d      j                          d d d        y # 1 sw Y   y xY w)Nr   r   zSample larger than population)matchr'   r   )	r   r   r   pytestraises
ValueErrorr   rG   r   r   r"   s     r   "test_sample_k_bigger_than_bag_sizerU   W   sX    
(C


3A
.C	z)H	I *cQ'')* * *s   &A--A6c                    t        d      t        j                  d      } | j                  d      } t	        t        j                  | d      j                               }| j                  t              j                         g dk(  sJ t        |      dk(  sJ t        fd|D              sJ t        t        |            t        |      k(  sJ y )	Nr+   r,   r-   r   r
   r   r/   c              3  &   K   | ]  }|v  
 y wr   r   r   s     r   r   z.test_sample_empty_partition.<locals>.<genexpr>f   r   r   )r   r   r   r2   r   r   rG   r   r3   r   r    rH   r!   s     @r   test_sample_empty_partitionrX   _   s    
)C


3q
1C
//!
C	fmmC1%--/	0Bc"**,	999r7a<<$$$$$s2w<3r7"""r%   c                    t        d      t        j                  d      } t        t	        j
                  | d      j                               }| j                  t              j                         ddgk(  sJ t        |      dk(  sJ t        fd|D              sJ t        t        |            t        |      k(  sJ y )Nr+   r,   r-   r
   r   r0   c              3  &   K   | ]  }|v  
 y wr   r   r   s     r   r   zItest_sample_size_k_bigger_than_smallest_partition_size.<locals>.<genexpr>p   r   r   rF   r!   s     @r   6test_sample_size_k_bigger_than_smallest_partition_sizer[   j   s    
)C


3q
1C	fmmC1%--/	0Bc"**,A666r7a<<$$$$$s2w<3r7"""r%   c                    t        d      t        j                  d      } t        t	        j
                  | d      j                               }| j                  t              j                         ddgk(  sJ t        |      dk(  sJ t        fd|D              sJ t        t        |            t        |      k(  sJ y )Nr+   r,   r-   r   r0   c              3  &   K   | ]  }|v  
 y wr   r   r   s     r   r   zJtest_sample_k_equal_bag_size_with_unbalanced_partitions.<locals>.<genexpr>z   r   r   rF   r!   s     @r   7test_sample_k_equal_bag_size_with_unbalanced_partitionsr^   t   s    
)C


3q
1C	fmmC2&..0	1Bc"**,A666r7b==$$$$$s2w<3r7"""r%   c                     t        j                  t        d      d      } t        j                  | dd      }|j                         }t        |      dk(  sJ y )Nr+   r   r-   r>   r
   r?   )r   r   r   r   rG   r   r   )bagbag2r   s      r   $test_sample_k_larger_than_partitionsrb   ~   sE    


59Q
7C==q1D
,,.Cs8q==r%   c                     t        d      } g d}d}t        j                  | ||      }t        t	        |            |k(  sJ y )Nr'   ){Gz?Q?re   re   r   )
populationweightsr   )r   r   &_weighted_sampling_without_replacementr   rH   )rf   pr   sampleds       r   *test_weighted_sampling_without_replacementrk      sE    qJ A	A;;qAG s7|!!!r%   c                     t        d      } t        j                  | d      }t        t	        j
                  |d      t        j                        sJ y )Nr   r   r   r
   r   )r   r   r   
isinstancer   rG   BagrT   s     r   test_sample_return_bagro      s<    
)C


3A
.CfmmC1-rvv666r%   c                 x   t        j                  ddgg ddgdgg      } t        j                  g d      }t        j                  | j	                         |j                         j                               j                  d      }t        j                  ||      j                         }t        |      dk(  sJ y )	Nr0   r
   )r   r'      rL   rK   )abcdr   r'   )
r   r   r   r   flattencountr   r2   zipr   )ABrr   Cs       r   $test_partitions_are_coerced_to_listsr|      s    
1a&)aS1#67A
-.Aqyy{aggi&7&7&9:FFqIA
q!Aq6Q;;r%   c                 *   d\  } }t        t        |             }t        |       D cg c]  }d }}t        |       D cg c]  }d }}d}t        |      D ]X  }t        j                  ||      \  }}|D ]  }||xx   dz  cc<    t	        j
                  ||      D ]  }||xx   dz  cc<    Z |D 	cg c]
  }	|	||z  z   }}	|D 	cg c]
  }	|	||z  z   }}	t        j                  dt        ||      d      sJ y c c}w c c}w c c}	w c c}	w 	N)r   r+   r   i  r0   r   g        rd   )abs_tol)	r   r   r   _sample_map_partitionsrndrG   mathisclosebhattacharyya
Nr   r   _distributionexpected_distributionrepspickspickrt   s
             r   0test_reservoir_sample_map_partitions_correctnessr      s.   DAq
uQx.C$Qx(!A(L((-a11Q11D4[ -00a8q 	$D!#	$JJsa( 	-D!$'1,'	-	- -99qAN9L95JKQ$(^KK <<]<)>?   )1 :K   	D	D6DDc                 *   d\  } }t        t        |             }t        |       D cg c]  }d }}t        |       D cg c]  }d }}d}t        |      D ]X  }t        j                  ||      \  }}|D ]  }||xx   dz  cc<    t	        j
                  ||      D ]  }||xx   dz  cc<    Z |D 	cg c]
  }	|	||z  z   }}	|D 	cg c]
  }	|	||z  z   }}	t        j                  dt        ||      d      sJ y c c}w c c}w c c}	w c c}	w r~   )	r   r   r   '_sample_with_replacement_map_partitionsr   r   r   r   r   r   s
             r   Atest_reservoir_sample_with_replacement_map_partitions_correctnessr      s.   DAq
uQx.C$Qx(!A(L((-a11Q11D4[ -AA#qIq 	$D!#	$KKq) 	-D!$'1,'	-	- -99qAN9L95JKQ$(^KK <<]<)>?   )1 :Kr   c                @    dt        d t        | |      D              z
  S )Nr0   c              3  R   K   | ]  \  }}t        j                  ||z         ! y wr   )r   sqrt)r   hihjs      r   r   z bhattacharyya.<locals>.<genexpr>   s!     @&"b499R"W%@s   %')sumrx   )h1h2s     r   r   r      s    s@CBK@@@@r%   )
__future__r   r   r   r   rQ   dask.bagr`   r   r$   r)   r4   r8   r;   rC   rI   rN   rU   rX   r[   r^   rb   rk   ro   r|   r   r   r   r   r%   r   <module>r      sw    "     %%%%%%##*###"7..Ar%   