From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id E5B661382C5 for ; Fri, 19 Mar 2021 00:09:22 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 1086FE08A0; Fri, 19 Mar 2021 00:09:22 +0000 (UTC) Received: from crocodile.elm.relay.mailchannels.net (crocodile.elm.relay.mailchannels.net [23.83.212.45]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 8D118E08A0 for ; Fri, 19 Mar 2021 00:09:21 +0000 (UTC) X-Sender-Id: dreamhost|x-authsender|marcvinyals@velodius.com Received: from relay.mailchannels.net (localhost [127.0.0.1]) by relay.mailchannels.net (Postfix) with ESMTP id 0AD3B402A92 for ; Fri, 19 Mar 2021 00:09:20 +0000 (UTC) X-Sender-Id: dreamhost|x-authsender|marcvinyals@velodius.com Received: from pdx1-sub0-mail-a73.g.dreamhost.com (pop.dreamhost.com [64.90.62.162]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384) by 100.96.18.57 (trex/6.1.1); Fri, 19 Mar 2021 00:09:19 +0000 X-MC-Relay: Neutral X-MailChannels-SenderId: dreamhost|x-authsender|marcvinyals@velodius.com X-MailChannels-Auth-Id: dreamhost X-Tank-Skirt: 4b3d97f9088fb164_1616112559804_2858309398 X-MC-Loop-Signature: 1616112559804:1043509545 X-MC-Ingress-Time: 1616112559803 Received: from pdx1-sub0-mail-a73.g.dreamhost.com (localhost [127.0.0.1]) by pdx1-sub0-mail-a73.g.dreamhost.com (Postfix) with ESMTP id 5F6F77EEA7 for ; Thu, 18 Mar 2021 17:09:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=velodius.com; h=date:from :to:subject:message-id:mime-version:content-type :content-transfer-encoding; s=velodius.com; bh=tS1dAyju53XN8Puan KQ0QR0JqcY=; b=Gr6dbM5hAmS/o8uLAYNj2ArstrLJlRGupN6fYJB2GerfgH6Rb lIht6qleBIjsFN+Dbkix6WBJ3LpfElc+kNfG16SDZJqinnKitrNUxr+R7TAPuLTR 3aUzBooTq2sNNdrPaSeCW/m1B7fawmDGTQP4RpvXrTJ2QU73RS9Omc+wNQ= Date: Fri, 19 Mar 2021 02:09:14 +0200 X-DH-BACKEND: pdx1-sub0-mail-a73 From: Marc Vinyals To: gentoo-science@lists.gentoo.org Subject: [gentoo-science] ImportError with latest python-igraph Message-ID: <20210319020757.69892299@clevo-marc> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.32; x86_64-pc-linux-gnu) Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-science@lists.gentoo.org Reply-to: gentoo-science@lists.gentoo.org X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Archives-Salt: 6e5044e0-c688-4b64-a4b9-c4b869435b16 X-Archives-Hash: 839aedadeeb214deb0794b26550f80f0 Hi all, I am running into trouble when trying to use dev-python/python-igraph-0.9.0 with dev-libs/igraph-0.9.0: $ python3 Python 3.8.8 (default, Mar 14 2021, 23:44:05) [GCC 9.3.0] on linux Type "help", "copyright", "credits" or "license" for more information. >>> import igraph Traceback (most recent call last): File "", line 1, in File "/usr/lib/python3.8/site-packages/igraph/__init__.py", line 31, in from igraph._igraph import ( ImportError: /usr/lib/python3.8/site-packages/igraph/_igraph.cpython-38-x86_64-linux-gnu.so: undefined symbol: igraph_subcomponent To get this to work I have to downgrade both igraph and python-igraph to version 0.8.3 (mixing and matching do not work either because of different reasons, but that would be a separate issue). I did not try igraph-0.8.5. I did not find any reports of this issue upstream and this looks too basic to remain unnoticed, so I suspect the problem is somewhere else on my side, but just in case can anyone reproduce it? Best, Marc