def read_shortstr(self):
self.bitcount = self.bits = <NUM_LIT:0><EOL>slen = unpack('<STR_LIT:B>', self.input.read(<NUM_LIT:1>))[<NUM_LIT:0>]<EOL>return self.input.read(slen).decode('<STR_LIT:utf-8>')<EOL>
Read a short string that's stored in up to 255 bytes.

        The encoding isn't specified in the AMQP spec, so
        assume it's utf-8