chop#

hexrec.utils.chop(vector, window, align_base=0)[source]#

Chops a vector.

Iterates through the vector grouping its items into windows.

Parameters:

  • vector (items) – Vector to chop.

  • window (int) – Window length.

  • align_base (int) – Offset of the first window.

Yields:

list or items – vector slices of up to window elements.

Examples

>>> list(chop(b'ABCDEFG', 2))
['AB', 'CD', 'EF', 'G']

>>> b':'.join(chop(b'ABCDEFG', 2))
b'AB:CD:EF:G'

>>> list(chop(b'ABCDEFG', 4, 3))
[b'A', b'BCDE', b'FG']