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Tessero\Io\HarwellBoeing

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read static
read(string $text): array

Parse an HB-format string into a 0-indexed CSC description.

write static
write(int $nrows, int $ncols, array $indptr, array $indices, array $data, string $title = 'Default title', string $key = '0'): string

Write a 0-indexed CSC matrix as HB-format text matching scipy.io.hb_write.