if hd == "0x" or hd == "0X" then return rets.is_hex
if hd == "0b" or hd == "0B" then return rets.is_bin
if hd == "0o" or hd == "0O" then return rets.is_oct
if hd == "0x" or hd == "0X" then return rets.is_hex
if hd == "0b" or hd == "0B" then return rets.is_bin
if hd == "0o" or hd == "0O" then return rets.is_oct