diff options
Diffstat (limited to 'pipermail/pycrypto/2010q4/000319.html')
| -rw-r--r-- | pipermail/pycrypto/2010q4/000319.html | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/pipermail/pycrypto/2010q4/000319.html b/pipermail/pycrypto/2010q4/000319.html new file mode 100644 index 0000000..34cbaa2 --- /dev/null +++ b/pipermail/pycrypto/2010q4/000319.html @@ -0,0 +1,101 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> +<HTML> + <HEAD> + <TITLE> [pycrypto] Once again: Python3 with PyCrypto + </TITLE> + <LINK REL="Index" HREF="index.html" > + <LINK REL="made" HREF="mailto:pycrypto%40lists.dlitz.net?Subject=%5Bpycrypto%5D%20Once%20again%3A%20Python3%20with%20PyCrypto&In-Reply-To=20101224021815.GG11168%40rivest.dlitz.net"> + <META NAME="robots" CONTENT="index,nofollow"> + <META http-equiv="Content-Type" content="text/html; charset=us-ascii"> + <LINK REL="Previous" HREF="000314.html"> + <LINK REL="Next" HREF="000320.html"> + </HEAD> + <BODY BGCOLOR="#ffffff"> + <H1>[pycrypto] Once again: Python3 with PyCrypto</H1> + <B>Thorsten Behrens</B> + <A HREF="mailto:pycrypto%40lists.dlitz.net?Subject=%5Bpycrypto%5D%20Once%20again%3A%20Python3%20with%20PyCrypto&In-Reply-To=20101224021815.GG11168%40rivest.dlitz.net" + TITLE="[pycrypto] Once again: Python3 with PyCrypto">sbehrens at gmx.li + </A><BR> + <I>Thu Dec 23 22:51:33 CST 2010</I> + <P><UL> + <LI>Previous message: <A HREF="000314.html">[pycrypto] Once again: Python3 with PyCrypto +</A></li> + <LI>Next message: <A HREF="000320.html">[pycrypto] Once again: Python3 with PyCrypto +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#319">[ date ]</a> + <a href="thread.html#319">[ thread ]</a> + <a href="subject.html#319">[ subject ]</a> + <a href="author.html#319">[ author ]</a> + </LI> + </UL> + <HR> +<!--beginarticle--> +<PRE>On 12/23/2010 9:18 PM, Dwayne C. Litzenberger wrote: +><i> Also, down the road, I could be convinced to drop Python 2.1 support, if I +</I>><i> had some concrete examples showing that the result would be substantially +</I>><i> less error-prone, easier to maintain, etc. +</I>So far, it doesn't look like that's needed. dict.has_key() cannot be +replaced with "in" for 2.1, but 2to3 seems to handle it fine. + +Does "setup.py test" touch all of the pycrypto library, or only part of +it? That is, can I rely on its output to know whether a conversion to +Python 3.x was successful? + +I can use some assistance with asn1.py. It defines the magic slice +methods. These are gone for good in Python 3.x (deprecated since Python +2.0). My understanding is that in Python 2.x, it's still necessary to +define these, as they may get called when the parent class has them. +Fair enough. + +As I understand it, in 3.x, the item methods are called with a sequence +wherever a slice method would have been called before. Given this code, +then, is that going to cause issues? Do the item methods need to be +changed to make sure the class still behaves as expected under 3.x? + +class DerSequence(DerObject): + def __init__(self): + DerObject.__init__(self, 'SEQUENCE') + self._seq = [] + def __delitem__(self, n): + del self._seq[n] + def __getitem__(self, n): + return self._seq[n] + def __setitem__(self, key, value): + self._seq[key] = value + def __setslice__(self,i,j,sequence): + self._seq[i:j] = sequence + def __delslice__(self,i,j): + del self._seq[i:j] + def __getslice__(self, i, j): + return self._seq[max(0, i):max(0, j)] + def __len__(self): + return len(self._seq) + def append(self, item): + return self._seq.append(item) + +</PRE> + + + + +<!--endarticle--> + <HR> + <P><UL> + <!--threads--> + <LI>Previous message: <A HREF="000314.html">[pycrypto] Once again: Python3 with PyCrypto +</A></li> + <LI>Next message: <A HREF="000320.html">[pycrypto] Once again: Python3 with PyCrypto +</A></li> + <LI> <B>Messages sorted by:</B> + <a href="date.html#319">[ date ]</a> + <a href="thread.html#319">[ thread ]</a> + <a href="subject.html#319">[ subject ]</a> + <a href="author.html#319">[ author ]</a> + </LI> + </UL> + +<hr> +<a href="http://lists.dlitz.net/cgi-bin/mailman/listinfo/pycrypto">More information about the pycrypto +mailing list</a><br> +</body></html> |