12 lines
313 B
Python
12 lines
313 B
Python
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def set_bitfield_bit(bitfield, i):
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"""
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Set the bit in ``bitfield`` at position ``i`` to ``1``.
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"""
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byte_index = i // 8
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bit_index = i % 8
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return (
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bitfield[:byte_index] +
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bytes([bitfield[byte_index] | (1 << bit_index)]) +
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bitfield[byte_index + 1:]
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)
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