h lddlZddlmZmZmZddlmZmZm Z m Z ej Z e dddddej ddf dZdS)N) csr_matrix isspmatrixisspmatrix_csc)csgraph_to_densecsgraph_from_densecsgraph_masked_from_densecsgraph_from_maskedTFc |s|std|st|r|j}t|r,|rt |t |}nt ||}ntj |r@|r.|j } tj |j t |}||| <nft|}nV|rAt|||| | }|j } tj|j t }||| <nt!||| | }|jdkrtd|jd |jd krtd |S) z7Routine for validation and conversion of csgraph inputsz*Internal: dense or csr output must be true)dtypecopy) null_value)r rnan_null infinity_null)r )rrrz#compressed-sparse graph must be 2-Drrz,compressed-sparse graph must be shape (N, N)) ValueErrorrTrrDTYPErnpma isMaskedArraymaskarraydatar r asarrayrndimshape) csgraphdirectedr csr_output dense_output copy_if_densecopy_if_sparse null_value_innull_value_outrrrs \/var/www/html/Sam_Eipo/venv/lib/python3.11/site-packages/scipy/sparse/csgraph/_validation.pyvalidate_graphr' s G,GEFFF .11)'<  K NKKKGG&w>JJJGG   W % %<  3K MMMG ???}Q7=+++GHHH N)numpyr scipy.sparserrr_toolsrrr r float64rinfr'r(r&r/s??????????333333333333 -2"!&u!"26!% //////r(