On Mon, 06 Feb 2006 04:40:31 GMT, Chason Hayes <[EMAIL PROTECTED]> wrote:
>I am trying to convert raw binary data to data with escaped octets in >order to store it in a bytea field on postgresql server. I could do this >easily in c/c++ but I need to do it in python. I am not sure how to read >and evaluate the binary value of a byte in a long string when it is a non >printable ascii value in python. I read some ways to use unpack from the >struct module, but i really couldn't understand where that would help. I >looked at the MIMIEncode module but I don't know how to convert the object >to a string. Is there a module that will convert the data? It seems to me >that this question must have been answered a million times before but I >can't find anything. > Have you considered just encoding the data as text in hex or base64, e.g., >>> import binascii >>> s = '\x00\x01\x02\x03ABCD0123' >>> binascii.hexlify(s) '000102034142434430313233' >>> binascii.b2a_base64(s) 'AAECA0FCQ0QwMTIz\n' which is also reversible later of course: >>> h = binascii.hexlify(s) >>> binascii.unhexlify(h) '\x00\x01\x02\x03ABCD0123' >>> b64 = binascii.b2a_base64(s) >>> binascii.a2b_base64(b64) '\x00\x01\x02\x03ABCD0123' Regards, Bengt Richter -- http://mail.python.org/mailman/listinfo/python-list
