From user-return-649-archive-asf-public=cust-asf.ponee.io@arrow.apache.org Mon Aug 31 01:36:25 2020 Return-Path: X-Original-To: archive-asf-public@cust-asf.ponee.io Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mailroute1-lw-us.apache.org (mailroute1-lw-us.apache.org [207.244.88.153]) by mx-eu-01.ponee.io (Postfix) with ESMTPS id 6AFAB18060E for ; Mon, 31 Aug 2020 03:36:25 +0200 (CEST) Received: from mail.apache.org (localhost [127.0.0.1]) by mailroute1-lw-us.apache.org (ASF Mail Server at mailroute1-lw-us.apache.org) with SMTP id 9F801123E70 for ; Mon, 31 Aug 2020 01:36:24 +0000 (UTC) Received: (qmail 31066 invoked by uid 500); 31 Aug 2020 01:36:24 -0000 Mailing-List: contact user-help@arrow.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@arrow.apache.org Delivered-To: mailing list user@arrow.apache.org Received: (qmail 31052 invoked by uid 99); 31 Aug 2020 01:36:24 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd1-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 31 Aug 2020 01:36:24 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd1-us-west.apache.org (ASF Mail Server at spamd1-us-west.apache.org) with ESMTP id 3D1DAC06DA for ; Mon, 31 Aug 2020 01:36:23 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: 0 X-Spam-Level: X-Spam-Status: No, score=0 tagged_above=-999 required=6.31 tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HTML_MESSAGE=0.2, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001] autolearn=disabled Authentication-Results: spamd1-us-west.apache.org (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com Received: from mx1-he-de.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id JzZMDBwMnjxJ for ; Mon, 31 Aug 2020 01:36:22 +0000 (UTC) Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=2a00:1450:4864:20::529; helo=mail-ed1-x529.google.com; envelope-from=niranda.perera@gmail.com; receiver= Received: from mail-ed1-x529.google.com (mail-ed1-x529.google.com [IPv6:2a00:1450:4864:20::529]) by mx1-he-de.apache.org (ASF Mail Server at mx1-he-de.apache.org) with ESMTPS id B0D717F81B for ; Mon, 31 Aug 2020 01:36:21 +0000 (UTC) Received: by mail-ed1-x529.google.com with SMTP id a12so3925204eds.13 for ; Sun, 30 Aug 2020 18:36:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=PGi1vBOCkCK/tdc2jTDn56U814BPlN2Vw6ib+tW4ulQ=; b=th+CtztGsoP6VTJOu6YjgowwE/tTeI8FqfwetJ6mxfCd03hkgOc+1IfwimKx14c7mK SmLUXn9K2r5VnQDhLg94Fvwdo7Sc5kB9VnUl4cXNlObEXNg5xP64FRYrj5rC5TjBqOQm yNXr6aiJGxQV6IlX16sD2PMHc9ojXnOzmYyEsa2ttDXMvVB2i3hOyvcD2gz18F5/TNDO bl2fFZtoaGvmROt11/9u/JmqtgVWC3YxtKXkETinKZUyqtebyb3axKz+izpy2ler1SFh +rC0yDiZHTKsiHkTWyPtkvC+IHYgWdcFVpEmuUwov7EiugdRwQmt4acVYuLSxR5MEcAJ +pHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=PGi1vBOCkCK/tdc2jTDn56U814BPlN2Vw6ib+tW4ulQ=; b=oX9cGPvQvgnuHDymxJxcosvoIV4Ij6vfCoQ5yEV0tNg2feIqCA9VeCzkf072XQXGFV Akkhdddn4dbqQFlIbAsjdlNubfsDnoRYzUdxWaXozYDe2AunQTsj7vooGfKoCKp0yxi/ f8nTVZVV/WfvGKKJzWBxuAir1rHTZAdEmKy0ytJoXKujx81r2yphMTje3lubzNnK9tkX QKOjGPhdakuG00hyl62Rc2qG66mjNc6I3EGF7QsmfhvlA4dh6DZwAenQNj9MX2K+Lh/u 10p9ny8qg9FqxYX9r2pVbNWoge/CsOC0PqDKzFldFZnIWLhtqIVMja/ze2cLIc6O/b8r GEpQ== X-Gm-Message-State: AOAM5308svSSMBjAgKnltUVVFYvI1DvccKa6mBbibyKufKg7Bxe42QMA 4liuw+5w4laUbvy8XzGzIYSNKxsjXsSuy2DVXx9bvY9zMl8= X-Google-Smtp-Source: ABdhPJyg5nWsCsyND/ZxGdvuiy1bztv5Y4OkDqlWRWbCh2/EijuUNJrcicYZIXJ6sCabl27oN+2RHlXkab+Mfh79Llw= X-Received: by 2002:a50:b046:: with SMTP id i64mr9700580edd.9.1598837775165; Sun, 30 Aug 2020 18:36:15 -0700 (PDT) MIME-Version: 1.0 From: Niranda Perera Date: Sun, 30 Aug 2020 21:36:04 -0400 Message-ID: Subject: numpy ndarrays and arrow tensors To: user@arrow.apache.org Content-Type: multipart/alternative; boundary="000000000000a46edc05ae226d24" --000000000000a46edc05ae226d24 Content-Type: text/plain; charset="UTF-8" Hi, Would there be a physical data copy when we change between arrow_tensor and numpy ndarrays? Best -- Niranda Perera @n1r44 +1 812 558 8884 / +94 71 554 8430 https://www.linkedin.com/in/niranda --000000000000a46edc05ae226d24 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi,=C2=A0

Would there be a physical dat= a copy when we change between arrow_tensor and numpy ndarrays?
Best=C2=A0
--
N= iranda Perera
+1 812 558 8884 / +94 71 554 8430
--000000000000a46edc05ae226d24--