read_text_floats (
        path,
        byte_offset,
        size,
        array=None,
        transpose=False,
        line_format=None,
        progress=None,
        )

Read ascii float values on as many lines as needed to get count values.

split_fields (
        line,
        field_size,
        max_fields,
        )

read_array (
        path,
        byte_offset,
        ijk_origin,
        ijk_size,
        ijk_step,
        full_size,
        type,
        byte_swap,
        progress=None,
        )

Read part of a matrix from a binary file making at most one copy of array in memory.

The code array.fromstring(file.read()) creates two copies in memory. The numpy.fromfile() routine can't read into an existing array.

allocate_array (
        ijk_size,
        value_type=float32,
        ijk_step=( 1, 1, 1 ),
        progress=None,
        )

read_float_lines (
        f,
        array,
        line_format,
        progress=None,
        )

report_memory_error (
        isz,
        jsz,
        ksz,
        value_type,
        )

read_full_array (
        path,
        byte_offset,
        size,
        type,
        byte_swap,
        progress=None,
        block_size=2 ** 20,
        )

Read an array from a binary file making at most one copy of array in memory.

The code array.fromstring(file.read()) creates two copies in memory. The numpy.fromfile() routine can't read into an existing array.