From owner-freebsd-ports@freebsd.org Sat Apr 18 08:34:43 2020 Return-Path: Delivered-To: freebsd-ports@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id E51832C1E3F for ; Sat, 18 Apr 2020 08:34:43 +0000 (UTC) (envelope-from matthew@FreeBSD.org) Received: from smtp.freebsd.org (smtp.freebsd.org [96.47.72.83]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "smtp.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4945qR55ldz3K0Z for ; Sat, 18 Apr 2020 08:34:43 +0000 (UTC) (envelope-from matthew@FreeBSD.org) Received: from smtp.infracaninophile.co.uk (smtp.infracaninophile.co.uk [IPv6:2001:8b0:151:1:c4ea:bd49:619b:6cb3]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.infracaninophile.co.uk", Issuer "Let's Encrypt Authority X3" (verified OK)) (Authenticated sender: matthew/mail) by smtp.freebsd.org (Postfix) with ESMTPSA id 6A0A51804A for ; Sat, 18 Apr 2020 08:34:43 +0000 (UTC) (envelope-from matthew@FreeBSD.org) Received: from liminal.local (unknown [IPv6:2001:8b0:151:1:94d9:5e03:9fa7:ec24]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: m.seaman@infracaninophile.co.uk) by smtp.infracaninophile.co.uk (Postfix) with ESMTPSA id BC054117C for ; Sat, 18 Apr 2020 08:34:40 +0000 (UTC) Authentication-Results: smtp.infracaninophile.co.uk; dmarc=none (p=none dis=none) header.from=FreeBSD.org Authentication-Results: smtp.infracaninophile.co.uk/BC054117C; dkim=none; dkim-atps=neutral Subject: Re: python 2.7 marked as deprecated and EOL while 2.7.18 RC is available To: freebsd-ports@freebsd.org References: <102F7F34-78D0-45D8-A6CD-54C90BD46791@FreeBSD.org> <24218.18351.39302.604589@jerusalem.litteratus.org> <24218.25496.502886.46431@jerusalem.litteratus.org> From: Matthew Seaman Autocrypt: addr=matthew@FreeBSD.org; prefer-encrypt=mutual; keydata= mQINBFJIL80BEADi7/VbnnErDU6pjEhI/SzEZ/HbDRkJ5g7HroAtqIRm6nj8ZwOAgZ/2ZnWn 5F+fXTuLsG0FLNtkd17FoVcuCi5e/GPliXI5cmamV7E1Yz4T8UsJ7RQolimyxVexccKd16Tc AA7B9bFlJSKkBUSD0buj7VjT07xWhRzu6Vgi5r0UjLALYJz977uZA0F1aOGOXREDEAOhdcNc kSNjynqAwDA6dCT1Elpi4key1fYjv4jyDF+GU/YXul2Y/rguA8FCkHd9vyym5eAsLQ5mG00V V9fkEHIpH5KorNVnl/ufHXnkZqmHAZVpFDcrshb7aZ/pL45PXyWgLj+e6etelgj3a2bZi0JF cVdXCnBZVP2oIyYblM11ugTbfCwodORU8a5KfPeztMdAtDr4e+32NTrPdPi5rLT+GUsYz+PL 3A3m3u8bdsFp40DlIrBtSByVjqERxcfhphrEB4J8BXHUG7OAtXkZMlW/PGKDwXJq0O6Z5Tcg YHAoEiSWbXiexHgXNJyP+sqnIlhLWhSJGeJ+C83wqI6oYlZUCW00NkPxcIHnQPV/z+5wQVci TMyaWC2YCIHz4Ljs+TnwWMz0E8PNFDfHVbQ0W4PRGV7gRAqxfL+yKufauIEGbEq8rNDbSwL3 bcUCxR4ZDlaUEUwT4J8naf7rjdgiEYHs2Ig3jeK1+ER4FPG1sQARAQABtCRNYXR0aGV3IFNl 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10.15; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <24218.25496.502886.46431@jerusalem.litteratus.org> Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="fpYIaznjJoItMIs0wvIuMkFLgmGd3dFmX" X-BeenThere: freebsd-ports@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Porting software to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 18 Apr 2020 08:34:44 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --fpYIaznjJoItMIs0wvIuMkFLgmGd3dFmX Content-Type: multipart/mixed; boundary="MxSALFrPRRJnuj0Db4lwGPdvPKA1rBqHd" --MxSALFrPRRJnuj0Db4lwGPdvPKA1rBqHd Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: quoted-printable On 18/04/2020 03:19, Robert Huff wrote: > a) according to the Makefile, is it possible to build this with > python-37? (Or even -36?)=20 If the Makefile for the port says: USES=3D python:27 then the port is for python-2.7.x only. All other python ports will support python-3.x (which practically speaking means python-3.7). Note that ports that are python-2.7.x only are now as rare as hen's teeth as there has been an active program of deleting such. > b) will doing so break any port for which this port is a dependency? There are very few things still in the ports that use python and that only work with python-2.7. So, yes, everything can be upgraded to python-3. Whether that works entirely smoothly is another matter. Personally, I just changed my default settings in make.conf to make python-3.7 the default, and did a full rebuilt of my personal poudriere repo. A subsequent `pkg upgrade` replaced most of the python 2.7 bits installed with python 3.7 equivalents. I had to delete some python-2.7 ports that were no-longer needed, but on the whole everything pretty much just worked. Your milage may vary, so be sure to make use of ZFS snapshots or even good old backups to make sure you have a way of un-fubarring your system if it all does go a bit pear-shaped. Cheers, Matthew --MxSALFrPRRJnuj0Db4lwGPdvPKA1rBqHd-- --fpYIaznjJoItMIs0wvIuMkFLgmGd3dFmX Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEEGfFU7L8RLlBUTj8wAFE/EOCp5OcFAl6au59fFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldDE5 RjE1NEVDQkYxMTJFNTA1NDRFM0YzMDAwNTEzRjEwRTBBOUU0RTcACgkQAFE/EOCp 5OfmCg//QDfmcDDs8NIgV5B+LWFTNnBXm+K2Eb1iVAT8EebUGUDpmJJ5/kV3G/1Q JljLF8ezJumIkSUtrPE0VyB+n+5TmhbMQZX5fxMxRSeNNqEgqlT8hV1l4xWufYgw lJKzOd5O2eB3AItxZz4qKHPvMgAWi7+S3l9dV1sXoaAW4rGLHUgdxVsO3C0ih1uX i8A0whAnlHKWU7JTipyICZG89XxiwGWworW8lXDe5cP4KvB863xda0RpYe6qny2G u+4EqlaiptzrW/RYlFMjsOIQk97rMjiTVme0FeryZ+kDqIQD1kKXUKxabNwbcuxX LUTt+5Qp/1svQ7b0x3kwxD75Do3n3wnm3ugq5ORmGbGGn8XbOeN82ttHGN2Q8TdP ZlggWE3Qm5UsjBZtPKUHlVya7g0MvYQSxn5zPZojwdqoxpxL6vjgz9Z+LIaU/yrW BlyDOOeB6mI99RhdaLQ9es4vNW0R7VEFZBFcN7+hhBJhzUQa/RR/CTx92nJsorjj ujTOo0XLk0314wQDuNP9XXUbEhGVMuk31zQnS5OKo79SOUt7zajuH1VligVsos+i 3P+uo2oAxgUgpZgwkMS8MOGSMkvJT9OR6x7WGztVK2WXf+Bqdu8Gez7ILJS8+1nt l68QmC2gqIk78x2gR2QQRnCROR7G3QNZTUFQRrMarExz7K3WOak= =VgnG -----END PGP SIGNATURE----- --fpYIaznjJoItMIs0wvIuMkFLgmGd3dFmX--