ۓ,j6 PSrSSKJr SSKrSrSr"SS\5r Sr Sr S r g) zR Author(s): Matthew Loper See LICENCE.txt for licensing and contact information. Nc$URS5$)N)reshapeAs ښC:\Users\johnn\AppData\Local\Packages\PythonSoftwareFoundation.Python.3.13_qbz5n2kfra8p0\LocalCache\local-packages\Python313\site-packages\chumpy/utils.pyrowr  99W c$URS5$)N)rrrrs r colr r r c2\rSrSrSrSrSrSrSrSr g) timerc*SSKnUR5$Nr)time)selfrs r r timer.timesyy{r c<SUlUR5Ulgr)_elapsedr_startrs r __init__timer.__init__s iik r cURb*URUR5-UR- $UR$Nrrrrs r __call__timer.__call__s4 ;; "==499;.< <== r cURceU=RUR5UR- - slSUlgrr rs r pause timer.pauses6{{&&& t{{22  r cLURbeUR5Ulgr)rrrs r resume timer.resume s{{"""iik r )rrN) __name__ __module__ __qualname____firstlineno__rrr!r$r'__static_attributes__r r rrs"! "r rcJUR5HnU"U/UQ70UD6 M g)z* invoke func on each node of the dr graph N) tree_iterator)nodefuncargskwargs_nodes r dfs_do_func_on_graphr6$s)##% U$T$V$&r cg)zk Examines a pair of matrices and determines if the result of their multiplication should be sparse or not. F) lenshapesizespissparsenpuniquenonzeroallsumfloat) lhsrhslhs_rowslhs_colsrhs_rowsrhs_cols result_size lhs_zero_rows rhs_zero_cols num_zeross r sparse_is_desireablerM,s r cX[R"U5(a"U5(dr[X5(ab[R"U5(d[R"U5n[R"U5(d[R"U5nX4$)z This function checks to see if a sparse output is desireable given the inputs and if so, casts the inputs to sparse in order to make it so. )r;r<rM csc_matrix)rCrDs r %convert_inputs_to_sparse_if_necessaryrPQsm ;;s  2;;s#3#3  ) );;s##mmC(;;s##mmC( 8Or ) __doc__ scipy.sparsesparser;numpyr=r robjectrr6rMrPr.r r rVs8 "F"(%"3J r