o i @sLdZddlmZmZddlmZdeeBdefddZdedefd d Z d S) z?Miscellaneous utility routines relating to hex and byte strings)a2b_hexb2a_hex)default_encoding hexstringreturncCsBt|tr t|ddSt|trtt|ddtStd)azReturn bytestring for a string of hex bytes separated by whitespace This is useful for creating specific byte sequences for testing, using python's implied concatenation for strings with comments allowed. Examples -------- :: hex_string = ( "08 00 32 10 " # (0008,1032) SQ "Procedure Code Sequence" "08 00 00 00 " # length 8 "fe ff 00 e0 " # (FFFE,E000) Item Tag ) byte_string = hex2bytes(hex_string) Note in the example that all lines except the first must start with a space, alternatively the space could end the previous line.   z&argument shall be bytes or string type) isinstancebytesrreplacestrr TypeError)rrJ/mnt/sdb/aimis/docanh/lib/python3.10/site-packages/pydicom/util/hexutil.py hex2bytes s  r byte_stringcs0t|dfddtdtdDS)z4Return a hex string representation of encoded bytes.r c3s |] }||dVqdS)Nr).0isrr -szbytes2hex..rr)rdecodejoinrangelen)rrrr bytes2hex*s $rN) __doc__binasciirrpydicom.charsetrrr rrrrrrs  !