#!/usr/bin/env python# CRC32 tools by Victorimportargparseimportosimportsys permitted_characters =set(map(ord,'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890_'))# \wtesting =Falseargs =Nonedefget_poly(): poly = parse_dword(args.poly)ifargs.msb: poly = reverseBits(poly) check3...