bytestring.c: Implement indexing, slicing, concatenation and repeating.

Now these return bytestring objects, rather than Python strings.

diff --git a/catacomb-python.h b/catacomb-python.h
index bbb5fac..364a3c9 100644 (file)
--- a/catacomb-python.h
+++ b/catacomb-python.h
@@ -134,6 +134,7 @@
 } while (0)
 #define VALERR(str) EXCERR(PyExc_ValueError, str)
 #define TYERR(str) EXCERR(PyExc_TypeError, str)
+#define IXERR(str) EXCERR(PyExc_IndexError, str)
 #define ZDIVERR(str) EXCERR(PyExc_ZeroDivisionError, str)
 #define SYSERR(str) EXCERR(PyExc_SystemError, str)
 #define NIERR(str) EXCERR(PyExc_NotImplementedError, str)