pyfeelpp_tests.ipynb

{
  "nbformat": 4,
  "nbformat_minor": 0,
  "metadata": {
    "colab": {
      "name": "pyfeelpp-tests.ipynb",
      "provenance": [],
      "collapsed_sections": [],
      "authorship_tag": "ABX9TyMfyGSxE8DqUksRF10uEKWG",
      "include_colab_link": true
    },
    "kernelspec": {
      "name": "python3",
      "display_name": "Python 3"
    }
  },
  "cells": [
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "view-in-github",
        "colab_type": "text"
      },
      "source": [
        "<a href=\"https://colab.research.google.com/github/feelpp/book.feelpp.org/blob/master/pyfeelpp_tests.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "u1ZkrTtLX6Gc"
      },
      "source": [
        "# Feel++ Notebook\n",
        "\n",
        "In this notebook, we \n",
        "\n",
        "\n",
        "* install Feel++\n",
        "* test it some core functionalities\n",
        "* retrieve results to visualize them locally in Paraview\n",
        "\n"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "qDeEfoDNXg3-"
      },
      "source": [
        "## Installation of Feel++\n",
        "we start with installing Feel++ in colab\n",
        "\n",
        "\n",
        "*   set the proper sources\n",
        "*   add the bintray key\n",
        "*   update the repo \n",
        "*   install python3-feelpp \n",
        "\n",
        "\n",
        "\n"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "hmaekcuWFU2D",
        "outputId": "04ab5cac-36dd-413c-a7b6-03299e461d85",
        "colab": {
          "base_uri": "https://localhost:8080/"
        }
      },
      "source": [
        "!echo \"deb https://dl.bintray.com/feelpp/ubuntu bionic latest\" | tee -a /etc/apt/sources.list\n",
        "!wget -qO - https://bintray.com/user/downloadSubjectPublicKey?username=bintray | apt-key add -\n",
        "!apt update\n",
        "!apt install feelpp-quickstart feelpp-data\n",
        "!apt install python3-mpi4py python3-feelpp ssh "
      ],
      "execution_count": 3,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "deb https://dl.bintray.com/feelpp/ubuntu bionic latest\n",
            "OK\n",
            "Get:1 https://cloud.r-project.org/bin/linux/ubuntu bionic-cran40/ InRelease [3,626 B]\n",
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            "Hit:6 https://developer.download.nvidia.com/compute/machine-learning/repos/ubuntu1804/x86_64  Release\n",
            "Get:7 https://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64  Release.gpg [836 B]\n",
            "Get:8 https://dl.bintray.com/feelpp/ubuntu bionic Release [3,560 B]\n",
            "Get:9 http://ppa.launchpad.net/c2d4u.team/c2d4u4.0+/ubuntu bionic InRelease [15.9 kB]\n",
            "Get:10 http://security.ubuntu.com/ubuntu bionic-security InRelease [88.7 kB]\n",
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            "Hit:12 http://archive.ubuntu.com/ubuntu bionic InRelease\n",
            "Get:13 https://dl.bintray.com/feelpp/ubuntu bionic Release.gpg [821 B]\n",
            "Get:15 http://archive.ubuntu.com/ubuntu bionic-updates InRelease [88.7 kB]\n",
            "Get:16 http://ppa.launchpad.net/graphics-drivers/ppa/ubuntu bionic InRelease [21.3 kB]\n",
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            "Get:19 http://ppa.launchpad.net/c2d4u.team/c2d4u4.0+/ubuntu bionic/main Sources [1,687 kB]\n",
            "Get:20 https://dl.bintray.com/feelpp/ubuntu bionic/latest amd64 Packages [2,428 B]\n",
            "Get:21 http://security.ubuntu.com/ubuntu bionic-security/universe amd64 Packages [1,354 kB]\n",
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            "Reading package lists... Done\n",
            "Building dependency tree       \n",
            "Reading state information... Done\n",
            "35 packages can be upgraded. Run 'apt list --upgradable' to see them.\n",
            "Reading package lists... Done\n",
            "Building dependency tree       \n",
            "Reading state information... Done\n",
            "The following additional packages will be installed:\n",
            "  feelpp-tools gmsh gmsh-doc ipython3 libamd2 libbson-1.0-0 libbtf1 libcamd2\n",
            "  libccolamd2 libcgns3.3 libcholmod3 libcln6 libcolamd2 libfeelpp1\n",
            "  libfftw3-long3 libfftw3-mpi3 libfftw3-single3 libfltk-gl1.3\n",
            "  libfltk-images1.3 libfltk1.3 libglpk40 libgmsh3 libgsl23 libgslcblas0\n",
            "  libhypre-2.13.0 libklu1 libmed1v5 libmetis5 libmongoc-1.0-0 libmumps-5.1.2\n",
            "  liboce-foundation11 liboce-modeling11 libparpack2 libpetsc3.7.7\n",
            "  libptscotch-6.0 libscalapack-openmpi2.0 libscotch-6.0 libslepc3.7.4\n",
            "  libsuitesparseconfig5 libsuperlu-dist5 libtet1.5 libumfpack5\n",
            "  python3-decorator python3-ipython python3-ipython-genutils python3-mpmath\n",
            "  python3-olefile python3-pexpect python3-pickleshare python3-pil\n",
            "  python3-pkg-resources python3-prompt-toolkit python3-ptyprocess\n",
            "  python3-pygments python3-simplegeneric python3-six python3-sympy\n",
            "  python3-traitlets python3-wcwidth\n",
            "Suggested packages:\n",
            "  pi libfftw3-bin libfftw3-dev libfftw3-mpi-dev libiodbc2-dev\n",
            "  default-libmysqlclient-dev gsl-ref-psdoc | gsl-doc-pdf | gsl-doc-info\n",
            "  | gsl-ref-html libmed-doc libmed-tools scalapack-doc python3-gmpy2\n",
            "  python3-matplotlib python-mpmath-doc python-pexpect-doc python-pil-doc\n",
            "  python3-pil-dbg python3-setuptools ttf-bitstream-vera texlive-fonts-extra\n",
            "  dvipng python-sympy-doc\n",
            "The following NEW packages will be installed:\n",
            "  feelpp-data feelpp-quickstart feelpp-tools gmsh gmsh-doc ipython3 libamd2\n",
            "  libbson-1.0-0 libbtf1 libcamd2 libccolamd2 libcgns3.3 libcholmod3 libcln6\n",
            "  libcolamd2 libfeelpp1 libfftw3-long3 libfftw3-mpi3 libfftw3-single3\n",
            "  libfltk-gl1.3 libfltk-images1.3 libfltk1.3 libglpk40 libgmsh3 libgsl23\n",
            "  libgslcblas0 libhypre-2.13.0 libklu1 libmed1v5 libmetis5 libmongoc-1.0-0\n",
            "  libmumps-5.1.2 liboce-foundation11 liboce-modeling11 libparpack2\n",
            "  libpetsc3.7.7 libptscotch-6.0 libscalapack-openmpi2.0 libscotch-6.0\n",
            "  libslepc3.7.4 libsuitesparseconfig5 libsuperlu-dist5 libtet1.5 libumfpack5\n",
            "  python3-decorator python3-ipython python3-ipython-genutils python3-mpmath\n",
            "  python3-olefile python3-pexpect python3-pickleshare python3-pil\n",
            "  python3-pkg-resources python3-prompt-toolkit python3-ptyprocess\n",
            "  python3-pygments python3-simplegeneric python3-six python3-sympy\n",
            "  python3-traitlets python3-wcwidth\n",
            "0 upgraded, 61 newly installed, 0 to remove and 35 not upgraded.\n",
            "Need to get 81.7 MB of archives.\n",
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            "Setting up libbtf1:amd64 (1:5.1.2-2) ...\n",
            "Setting up libscotch-6.0 (6.0.4.dfsg1-8) ...\n",
            "Setting up libmed1v5:amd64 (3.0.6-11build1) ...\n",
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            "Setting up python3-pickleshare (0.7.4-2) ...\n",
            "Setting up python3-pil:amd64 (5.1.0-1ubuntu0.3) ...\n",
            "Setting up python3-simplegeneric (0.8.1-1) ...\n",
            "Setting up python3-olefile (0.45.1-1) ...\n",
            "Setting up libtet1.5:amd64 (1.5.0-4) ...\n",
            "Setting up libscalapack-openmpi2.0 (2.0.2-4) ...\n",
            "Setting up gmsh-doc (3.0.6+dfsg1-1) ...\n",
            "Setting up feelpp-data (0.109.0~alpha.1-1) ...\n",
            "Setting up libbson-1.0-0 (1.9.2-1) ...\n",
            "Setting up python3-six (1.11.0-2) ...\n",
            "Setting up libptscotch-6.0 (6.0.4.dfsg1-8) ...\n",
            "Setting up libparpack2:amd64 (3.5.0+real-2) ...\n",
            "Setting up python3-pkg-resources (39.0.1-2) ...\n",
            "Setting up libcgns3.3:amd64 (3.3.0-5) ...\n",
            "Setting up python3-mpmath (1.0.0-1) ...\n",
            "Setting up liboce-foundation11:amd64 (0.18.2-2build1) ...\n",
            "Setting up liboce-modeling11:amd64 (0.18.2-2build1) ...\n",
            "Setting up python3-wcwidth (0.1.7+dfsg1-1) ...\n",
            "Setting up python3-ipython-genutils (0.2.0-1) ...\n",
            "Setting up libsuperlu-dist5 (5.3.0+dfsg1-1) ...\n",
            "Setting up libsuitesparseconfig5:amd64 (1:5.1.2-2) ...\n",
            "Setting up libmetis5:amd64 (5.1.0.dfsg-5) ...\n",
            "Setting up libcolamd2:amd64 (1:5.1.2-2) ...\n",
            "Setting up libfltk1.3:amd64 (1.3.4-6) ...\n",
            "Setting up libccolamd2:amd64 (1:5.1.2-2) ...\n",
            "Setting up libfftw3-single3:amd64 (3.3.7-1) ...\n",
            "Setting up libfltk-images1.3:amd64 (1.3.4-6) ...\n",
            "Setting up libmongoc-1.0-0 (1.9.2+dfsg-1build1) ...\n",
            "Setting up python3-sympy (1.1.1-5) ...\n",
            "Setting up libgslcblas0:amd64 (2.4+dfsg-6) ...\n",
            "Setting up libfftw3-long3:amd64 (3.3.7-1) ...\n",
            "Setting up python3-decorator (4.1.2-1) ...\n",
            "Setting up python3-traitlets (4.3.2-1) ...\n",
            "Setting up python3-ptyprocess (0.5.2-1) ...\n",
            "Setting up python3-pygments (2.2.0+dfsg-1) ...\n",
            "Setting up libmumps-5.1.2:amd64 (5.1.2-4) ...\n",
            "Setting up python3-prompt-toolkit (1.0.15-1) ...\n",
            "Setting up libgsl23:amd64 (2.4+dfsg-6) ...\n",
            "Setting up libfltk-gl1.3:amd64 (1.3.4-6) ...\n",
            "Setting up libhypre-2.13.0:amd64 (2.13.0-2) ...\n",
            "Setting up libcamd2:amd64 (1:5.1.2-2) ...\n",
            "Setting up libfftw3-mpi3:amd64 (3.3.7-1) ...\n",
            "Setting up libamd2:amd64 (1:5.1.2-2) ...\n",
            "Setting up python3-pexpect (4.2.1-1) ...\n",
            "Setting up libglpk40:amd64 (4.65-1) ...\n",
            "Setting up libgmsh3:amd64 (3.0.6+dfsg1-1) ...\n",
            "Setting up python3-ipython (5.5.0-1) ...\n",
            "Setting up libklu1:amd64 (1:5.1.2-2) ...\n",
            "Setting up libcholmod3:amd64 (1:5.1.2-2) ...\n",
            "Setting up gmsh (3.0.6+dfsg1-1) ...\n",
            "Setting up ipython3 (5.5.0-1) ...\n",
            "Setting up libumfpack5:amd64 (1:5.1.2-2) ...\n",
            "Setting up libpetsc3.7.7:amd64 (3.7.7+dfsg1-2build5) ...\n",
            "update-alternatives: using /usr/lib/x86_64-linux-gnu/libpetsc_real.so.3.7.7 to provide /usr/lib/x86_64-linux-gnu/libpetsc.so.3.7 (libpetsc.so.3.7) in auto mode\n",
            "update-alternatives: using /usr/lib/x86_64-linux-gnu/libpetsc_real.so.3.7.7 to provide /usr/lib/x86_64-linux-gnu/libpetsc_real.so.3.7 (libpetsc_real.so.3.7) in auto mode\n",
            "Setting up libslepc3.7.4 (3.7.4+dfsg1-2build8) ...\n",
            "update-alternatives: using /usr/lib/x86_64-linux-gnu/libslepc_real.so.3.7.4 to provide /usr/lib/x86_64-linux-gnu/libslepc.so.3.7 (libslepc.so.3.7) in auto mode\n",
            "update-alternatives: using /usr/lib/x86_64-linux-gnu/libslepc_real.so.3.7.4 to provide /usr/lib/x86_64-linux-gnu/libslepc_real.so.3.7 (libslepc_real.so.3.7) in auto mode\n",
            "Setting up libfeelpp1 (0.109.0~alpha.1-1) ...\n",
            "Setting up feelpp-tools (0.109.0~alpha.1-1) ...\n",
            "Setting up feelpp-quickstart (0.109.0~alpha.1-1) ...\n",
            "Processing triggers for man-db (2.8.3-2ubuntu0.1) ...\n",
            "Processing triggers for mime-support (3.60ubuntu1) ...\n",
            "Processing triggers for libc-bin (2.27-3ubuntu1.2) ...\n",
            "/sbin/ldconfig.real: /usr/local/lib/python3.6/dist-packages/ideep4py/lib/libmkldnn.so.0 is not a symbolic link\n",
            "\n",
            "Reading package lists... Done\n",
            "Building dependency tree       \n",
            "Reading state information... Done\n",
            "The following additional packages will be installed:\n",
            "  ncurses-term openssh-server openssh-sftp-server python3-certifi\n",
            "  python3-chardet python3-idna python3-requests python3-urllib3 ssh-import-id\n",
            "Suggested packages:\n",
            "  molly-guard monkeysphere rssh ssh-askpass ufw python3-matplotlib\n",
            "  python3-scipy python3-cryptography python3-openssl python3-socks\n",
            "The following NEW packages will be installed:\n",
            "  ncurses-term openssh-server openssh-sftp-server python3-certifi\n",
            "  python3-chardet python3-feelpp python3-idna python3-mpi4py python3-requests\n",
            "  python3-urllib3 ssh ssh-import-id\n",
            "0 upgraded, 12 newly installed, 0 to remove and 35 not upgraded.\n",
            "Need to get 5,412 kB of archives.\n",
            "After this operation, 39.2 MB of additional disk space will be used.\n",
            "Get:1 https://dl.bintray.com/feelpp/ubuntu bionic/latest amd64 python3-feelpp amd64 0.109.0~alpha.1-1 [3,948 kB]\n",
            "Get:2 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 openssh-sftp-server amd64 1:7.6p1-4ubuntu0.3 [45.6 kB]\n",
            "Get:3 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 openssh-server amd64 1:7.6p1-4ubuntu0.3 [333 kB]\n",
            "Get:4 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 ssh all 1:7.6p1-4ubuntu0.3 [5,204 B]\n",
            "Get:5 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 ncurses-term all 6.1-1ubuntu1.18.04 [248 kB]\n",
            "Get:6 http://archive.ubuntu.com/ubuntu bionic/main amd64 python3-certifi all 2018.1.18-2 [144 kB]\n",
            "Get:7 http://archive.ubuntu.com/ubuntu bionic/main amd64 python3-chardet all 3.0.4-1 [80.3 kB]\n",
            "Get:8 http://archive.ubuntu.com/ubuntu bionic/main amd64 python3-idna all 2.6-1 [32.5 kB]\n",
            "Get:9 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 python3-urllib3 all 1.22-1ubuntu0.18.04.2 [86.2 kB]\n",
            "Get:10 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 python3-requests all 2.18.4-2ubuntu0.1 [58.3 kB]\n",
            "Get:11 http://archive.ubuntu.com/ubuntu bionic/universe amd64 python3-mpi4py amd64 2.0.0-3 [420 kB]\n",
            "Get:12 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 ssh-import-id all 5.7-0ubuntu1.1 [10.9 kB]\n",
            "Fetched 5,412 kB in 2s (3,590 kB/s)\n",
            "Preconfiguring packages ...\n",
            "Selecting previously unselected package openssh-sftp-server.\n",
            "(Reading database ... 147681 files and directories currently installed.)\n",
            "Preparing to unpack .../00-openssh-sftp-server_1%3a7.6p1-4ubuntu0.3_amd64.deb ...\n",
            "Unpacking openssh-sftp-server (1:7.6p1-4ubuntu0.3) ...\n",
            "Selecting previously unselected package openssh-server.\n",
            "Preparing to unpack .../01-openssh-server_1%3a7.6p1-4ubuntu0.3_amd64.deb ...\n",
            "Unpacking openssh-server (1:7.6p1-4ubuntu0.3) ...\n",
            "Selecting previously unselected package ssh.\n",
            "Preparing to unpack .../02-ssh_1%3a7.6p1-4ubuntu0.3_all.deb ...\n",
            "Unpacking ssh (1:7.6p1-4ubuntu0.3) ...\n",
            "Selecting previously unselected package ncurses-term.\n",
            "Preparing to unpack .../03-ncurses-term_6.1-1ubuntu1.18.04_all.deb ...\n",
            "Unpacking ncurses-term (6.1-1ubuntu1.18.04) ...\n",
            "Selecting previously unselected package python3-certifi.\n",
            "Preparing to unpack .../04-python3-certifi_2018.1.18-2_all.deb ...\n",
            "Unpacking python3-certifi (2018.1.18-2) ...\n",
            "Selecting previously unselected package python3-chardet.\n",
            "Preparing to unpack .../05-python3-chardet_3.0.4-1_all.deb ...\n",
            "Unpacking python3-chardet (3.0.4-1) ...\n",
            "Selecting previously unselected package python3-idna.\n",
            "Preparing to unpack .../06-python3-idna_2.6-1_all.deb ...\n",
            "Unpacking python3-idna (2.6-1) ...\n",
            "Selecting previously unselected package python3-urllib3.\n",
            "Preparing to unpack .../07-python3-urllib3_1.22-1ubuntu0.18.04.2_all.deb ...\n",
            "Unpacking python3-urllib3 (1.22-1ubuntu0.18.04.2) ...\n",
            "Selecting previously unselected package python3-requests.\n",
            "Preparing to unpack .../08-python3-requests_2.18.4-2ubuntu0.1_all.deb ...\n",
            "Unpacking python3-requests (2.18.4-2ubuntu0.1) ...\n",
            "Selecting previously unselected package python3-feelpp.\n",
            "Preparing to unpack .../09-python3-feelpp_0.109.0~alpha.1-1_amd64.deb ...\n",
            "Unpacking python3-feelpp (0.109.0~alpha.1-1) ...\n",
            "Selecting previously unselected package python3-mpi4py.\n",
            "Preparing to unpack .../10-python3-mpi4py_2.0.0-3_amd64.deb ...\n",
            "Unpacking python3-mpi4py (2.0.0-3) ...\n",
            "Selecting previously unselected package ssh-import-id.\n",
            "Preparing to unpack .../11-ssh-import-id_5.7-0ubuntu1.1_all.deb ...\n",
            "Unpacking ssh-import-id (5.7-0ubuntu1.1) ...\n",
            "Setting up ncurses-term (6.1-1ubuntu1.18.04) ...\n",
            "Setting up python3-idna (2.6-1) ...\n",
            "Setting up python3-certifi (2018.1.18-2) ...\n",
            "Setting up openssh-sftp-server (1:7.6p1-4ubuntu0.3) ...\n",
            "Setting up python3-feelpp (0.109.0~alpha.1-1) ...\n",
            "Setting up python3-chardet (3.0.4-1) ...\n",
            "Setting up python3-mpi4py (2.0.0-3) ...\n",
            "Setting up python3-urllib3 (1.22-1ubuntu0.18.04.2) ...\n",
            "Setting up openssh-server (1:7.6p1-4ubuntu0.3) ...\n",
            "\n",
            "Creating config file /etc/ssh/sshd_config with new version\n",
            "Creating SSH2 RSA key; this may take some time ...\n",
            "2048 SHA256:7e42Bn0c4Ed42TbpnBFE04t0C9JnSZC8tLFsd7hVvJY root@874a0093cfd6 (RSA)\n",
            "Creating SSH2 ECDSA key; this may take some time ...\n",
            "256 SHA256:+wtHUM61l1g11mePVVSspMvK43xAKMx0d+CFBMAjE9s root@874a0093cfd6 (ECDSA)\n",
            "Creating SSH2 ED25519 key; this may take some time ...\n",
            "256 SHA256:ZbNuWm3tv6VsMoeVpyRGqdQFK1XqvBT1W5d5lW53Wv8 root@874a0093cfd6 (ED25519)\n",
            "Created symlink /etc/systemd/system/sshd.service → /lib/systemd/system/ssh.service.\n",
            "Created symlink /etc/systemd/system/multi-user.target.wants/ssh.service → /lib/systemd/system/ssh.service.\n",
            "invoke-rc.d: could not determine current runlevel\n",
            "invoke-rc.d: policy-rc.d denied execution of start.\n",
            "Setting up python3-requests (2.18.4-2ubuntu0.1) ...\n",
            "Setting up ssh-import-id (5.7-0ubuntu1.1) ...\n",
            "Setting up ssh (1:7.6p1-4ubuntu0.3) ...\n",
            "Processing triggers for man-db (2.8.3-2ubuntu0.1) ...\n",
            "Processing triggers for systemd (237-3ubuntu10.42) ...\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "cjxKdKAH8Dsj"
      },
      "source": [
        "## Core Test"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "YwTYYKjFSbFl",
        "outputId": "87fcc80f-4015-4263-a551-19a233f8739c",
        "colab": {
          "base_uri": "https://localhost:8080/"
        }
      },
      "source": [
        "import sys\n",
        "import feelpp\n",
        "e=feelpp.Environment(sys.argv)\n",
        "e.setConfigFile(\"/usr/share/feelpp/data/testcases/quickstart/cases/triangle/triangle.cfg\")\n",
        "print(e.numberOfProcessors())\n",
        "print(\"isMasterRank:\",e.isMasterRank() )"
      ],
      "execution_count": 4,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "1\n",
            "isMasterRank: True\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "tZBM2nGp78s2"
      },
      "source": [
        "## Mesh Test"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "U6TFGEl1VWRi",
        "outputId": "72dd43e5-37a0-4a4e-cf88-c2b7d6494f8f",
        "colab": {
          "base_uri": "https://localhost:8080/"
        }
      },
      "source": [
        "geo={\n",
        "    '2':feelpp.download( \"github:{repo:feelpp,path:feelpp/quickstart/laplacian/cases/feelpp2d/feelpp2d.geo}\", worldComm=feelpp.Environment.worldCommPtr() )[0],\n",
        "    '3':feelpp.download( \"github:{repo:feelpp,path:feelpp/quickstart/laplacian/cases/feelpp3d/feelpp3d.geo}\", worldComm=feelpp.Environment.worldCommPtr() )[0]\n",
        "}\n",
        "\n",
        "\n",
        "def run( m, geofile ):\n",
        "    if e.isMasterRank():\n",
        "        print(\"mesh dim:\", m.dimension())\n",
        "    \n",
        "    m=feelpp.load(m,geofile,0.1)\n",
        "    if e.isMasterRank():\n",
        "        print(\"mesh \",m.dimension(),\"D nelts:\", m.numGlobalElements() )\n",
        "        print(\"mesh \",m.dimension(),\"D nfaces:\", m.numGlobalFaces() )\n",
        "        print(\"mesh \",m.dimension(),\"D hmin:\", m.hMin())\n",
        "        print(\"mesh \",m.dimension(),\"D havg:\", m.hAverage())\n",
        "        print(\"mesh \",m.dimension(),\"D hmax:\", m.hMax())\n",
        "        print(\"mesh \",m.dimension(),\"D measure:\", m.measure())\n",
        "    \n",
        "    r = feelpp.elements(m)\n",
        "    print(\"mesh elts:\", feelpp.nelements(r,True))\n",
        "    r = feelpp.boundaryfaces(m)\n",
        "    print(\"mesh boundary faces:\", feelpp.nfaces(r,True))\n",
        "\n",
        "run( feelpp.mesh(dim=2), geo['2'] )\n",
        "run( feelpp.mesh(dim=3,realdim=3), geo['3'] )\n"
      ],
      "execution_count": 5,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "mesh dim: 2\n",
            "mesh  2 D nelts: 5140\n",
            "mesh  2 D nfaces: 8015\n",
            "mesh  2 D hmin: 0.07512597426289651\n",
            "mesh  2 D havg: 0.1025627812243611\n",
            "mesh  2 D hmax: 0.12930415826864228\n",
            "mesh  2 D measure: 20.799999999999933\n",
            "mesh elts: 5140\n",
            "mesh boundary faces: 610\n",
            "mesh dim: 3\n",
            "mesh  3 D nelts: 93724\n",
            "mesh  3 D nfaces: 200042\n",
            "mesh  3 D hmin: 0.09999999999930598\n",
            "mesh  3 D havg: 0.16518630031776135\n",
            "mesh  3 D hmax: 0.23047955624802838\n",
            "mesh  3 D measure: 20.79999999999997\n",
            "mesh elts: 93724\n",
            "mesh boundary faces: 25188\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "oMBV9-YA8O5M"
      },
      "source": [
        "## FunctionSpace Test"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "SHZJgr2n8TN1",
        "outputId": "2736f28c-54b0-4046-b3aa-29d5e43d077b",
        "colab": {
          "base_uri": "https://localhost:8080/"
        }
      },
      "source": [
        "geo={\n",
        "    '2':feelpp.download( \"github:{repo:feelpp,path:feelpp/quickstart/laplacian/cases/feelpp2d/feelpp2d.geo}\", worldComm=feelpp.Environment.worldCommPtr() )[0],\n",
        "    '3':feelpp.download( \"github:{repo:feelpp,path:feelpp/quickstart/laplacian/cases/feelpp3d/feelpp3d.geo}\", worldComm=feelpp.Environment.worldCommPtr() )[0]\n",
        "}\n",
        "\n",
        "def run( m, geo ):\n",
        "    m2d = feelpp.load(m,geo,0.1)\n",
        "    Xh=feelpp.functionSpace(mesh=m2d)\n",
        "\n",
        "    if e.isMasterRank():\n",
        "        print(\"Xh basisname: \", Xh.basisName())\n",
        "        print(\"Xh nDof: \", Xh.nDof())\n",
        "        print(\"Xh nLocalDof: \", Xh.nLocalDof())\n",
        "        print(\"Xh nLocalDofWithGhost: \", Xh.nLocalDofWithGhost())\n",
        "        print(\"Xh nLocalDofWithoutGhost: \", Xh.nLocalDofWithoutGhost())\n",
        "\n",
        "    m3=Xh.mesh()\n",
        "\n",
        "    assert m3==m2d\n",
        "\n",
        "    u=Xh.element()\n",
        "    u.on(range=feelpp.elements(m2d),expr=feelpp.expr(\"x:x\"))\n",
        "\n",
        "    assert u.functionSpace() == Xh\n",
        "    assert u.size() == Xh.nDof()\n",
        "\n",
        "run( feelpp.mesh(dim=2), geo['2'] )\n",
        "run( feelpp.mesh(dim=3,realdim=3), geo['3'] )\n"
      ],
      "execution_count": 6,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "Xh basisname:  lagrange\n",
            "Xh nDof:  2870\n",
            "Xh nLocalDof:  2870\n",
            "Xh nLocalDofWithGhost:  2870\n",
            "Xh nLocalDofWithoutGhost:  2870\n",
            "Xh basisname:  lagrange\n",
            "Xh nDof:  21755\n",
            "Xh nLocalDof:  21755\n",
            "Xh nLocalDofWithGhost:  21755\n",
            "Xh nLocalDofWithoutGhost:  21755\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "Xm8UO_xT80Iv"
      },
      "source": [
        "## Exporter Test"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "RAizbUyZ8QPS"
      },
      "source": [
        "\n",
        "geo={\n",
        "    '2':feelpp.download( \"github:{repo:feelpp,path:feelpp/quickstart/laplacian/cases/feelpp2d/feelpp2d.geo}\", worldComm=feelpp.Environment.worldCommPtr() )[0],\n",
        "    '3':feelpp.download( \"github:{repo:feelpp,path:feelpp/quickstart/laplacian/cases/feelpp3d/feelpp3d.geo}\", worldComm=feelpp.Environment.worldCommPtr() )[0]\n",
        "}\n",
        "\n",
        "def run( m, geo ):\n",
        "    mesh = feelpp.load(m,geo,0.1)\n",
        "\n",
        "    Xh=feelpp.functionSpace( space=\"Pch\", mesh=mesh, order=1 )\n",
        "    P0h = feelpp.functionSpace( space=\"Pdh\", mesh=mesh, order=0 )\n",
        "    #u=Xh.elementFromExpr(\"{sin(2*pi*x)*cos(pi*y)}:x:y\")\n",
        "    u=Xh.element()\n",
        "    u.on(range=feelpp.elements(mesh),expr=feelpp.expr(\"x*x:x\"))\n",
        "\n",
        "    e = feelpp.exporter(mesh=mesh,name=\"feelpp\"+str(m.dimension())+\"d\")\n",
        "    e.addScalar(\"un\", 1.)\n",
        "    e.addP1c(\"u\",u)\n",
        "    e.addP0d(\"pid\",feelpp.pid( P0h ))\n",
        "    e.save()\n",
        "\n",
        "run( feelpp.mesh( dim=2 ), geo['2'] )\n",
        "run( feelpp.mesh( dim=3, realdim=3 ), geo['3'] )\n"
      ],
      "execution_count": 21,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "2_FQ8dzqDkaP",
        "outputId": "c90ded8a-df6d-4b8a-cbd5-ee6390e06aff",
        "colab": {
          "base_uri": "https://localhost:8080/"
        }
      },
      "source": [
        "!ls -lrt exports/ensightgold/feelpp2d\n",
        "!ls -lrt exports/ensightgold/feelpp2d"
      ],
      "execution_count": 23,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "total 148\n",
            "-rw-r--r-- 1 root root 96852 Nov  6 06:59 feelpp2d.geo.0001\n",
            "-rw-r--r-- 1 root root 11724 Nov  6 06:59 feelpp2d.u.scl.0001\n",
            "-rw-r--r-- 1 root root   105 Nov  6 06:59 feelpp2d.timeset\n",
            "-rw-r--r-- 1 root root 20804 Nov  6 06:59 feelpp2d.pid.scl.0001\n",
            "-rw-r--r-- 1 root root   229 Nov  6 06:59 feelpp2d-paraview-1.sos\n",
            "-rw-r--r-- 1 root root   335 Nov  6 06:59 feelpp2d.case\n",
            "-rw-r--r-- 1 root root   249 Nov  6 06:59 feelpp2d-1.sos\n",
            "total 148\n",
            "-rw-r--r-- 1 root root 96852 Nov  6 06:59 feelpp2d.geo.0001\n",
            "-rw-r--r-- 1 root root 11724 Nov  6 06:59 feelpp2d.u.scl.0001\n",
            "-rw-r--r-- 1 root root   105 Nov  6 06:59 feelpp2d.timeset\n",
            "-rw-r--r-- 1 root root 20804 Nov  6 06:59 feelpp2d.pid.scl.0001\n",
            "-rw-r--r-- 1 root root   229 Nov  6 06:59 feelpp2d-paraview-1.sos\n",
            "-rw-r--r-- 1 root root   335 Nov  6 06:59 feelpp2d.case\n",
            "-rw-r--r-- 1 root root   249 Nov  6 06:59 feelpp2d-1.sos\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "0aJrXgmW86LX",
        "outputId": "1e6557ec-6e0b-4303-a013-0e4c0a3378ad",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 306
        }
      },
      "source": [
        "# Save to your local computer\n",
        "from google.colab import files\n",
        "!zip -r feelpp.zip exports/ensightgold/\n",
        "files.download('feelpp.zip')"
      ],
      "execution_count": 20,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "  adding: exports/ensightgold/ (stored 0%)\n",
            "  adding: exports/ensightgold/feelpp3d/ (stored 0%)\n",
            "  adding: exports/ensightgold/feelpp3d/feelpp3d.pid.scl.0001 (deflated 100%)\n",
            "  adding: exports/ensightgold/feelpp3d/feelpp3d.case (deflated 37%)\n",
            "  adding: exports/ensightgold/feelpp3d/feelpp3d.timeset (deflated 30%)\n",
            "  adding: exports/ensightgold/feelpp3d/feelpp3d.geo.0001 (deflated 41%)\n",
            "  adding: exports/ensightgold/feelpp3d/feelpp3d.u.scl.0001 (deflated 23%)\n",
            "  adding: exports/ensightgold/feelpp3d/feelpp3d-paraview-1.sos (deflated 24%)\n",
            "  adding: exports/ensightgold/feelpp3d/feelpp3d-1.sos (deflated 28%)\n",
            "  adding: exports/ensightgold/feelpp2d/ (stored 0%)\n",
            "  adding: exports/ensightgold/feelpp2d/feelpp2d.pid.scl.0001 (deflated 100%)\n",
            "  adding: exports/ensightgold/feelpp2d/feelpp2d-paraview-1.sos (deflated 24%)\n",
            "  adding: exports/ensightgold/feelpp2d/feelpp2d-1.sos (deflated 28%)\n",
            "  adding: exports/ensightgold/feelpp2d/feelpp2d.case (deflated 37%)\n",
            "  adding: exports/ensightgold/feelpp2d/feelpp2d.u.scl.0001 (deflated 27%)\n",
            "  adding: exports/ensightgold/feelpp2d/feelpp2d.geo.0001 (deflated 50%)\n",
            "  adding: exports/ensightgold/feelpp2d/feelpp2d.timeset (deflated 30%)\n"
          ],
          "name": "stdout"
        },
        {
          "output_type": "display_data",
          "data": {
            "application/javascript": [
              "\n",
              "    async function download(id, filename, size) {\n",
              "      if (!google.colab.kernel.accessAllowed) {\n",
              "        return;\n",
              "      }\n",
              "      const div = document.createElement('div');\n",
              "      const label = document.createElement('label');\n",
              "      label.textContent = `Downloading \"${filename}\": `;\n",
              "      div.appendChild(label);\n",
              "      const progress = document.createElement('progress');\n",
              "      progress.max = size;\n",
              "      div.appendChild(progress);\n",
              "      document.body.appendChild(div);\n",
              "\n",
              "      const buffers = [];\n",
              "      let downloaded = 0;\n",
              "\n",
              "      const channel = await google.colab.kernel.comms.open(id);\n",
              "      // Send a message to notify the kernel that we're ready.\n",
              "      channel.send({})\n",
              "\n",
              "      for await (const message of channel.messages) {\n",
              "        // Send a message to notify the kernel that we're ready.\n",
              "        channel.send({})\n",
              "        if (message.buffers) {\n",
              "          for (const buffer of message.buffers) {\n",
              "            buffers.push(buffer);\n",
              "            downloaded += buffer.byteLength;\n",
              "            progress.value = downloaded;\n",
              "          }\n",
              "        }\n",
              "      }\n",
              "      const blob = new Blob(buffers, {type: 'application/binary'});\n",
              "      const a = document.createElement('a');\n",
              "      a.href = window.URL.createObjectURL(blob);\n",
              "      a.download = filename;\n",
              "      div.appendChild(a);\n",
              "      a.click();\n",
              "      div.remove();\n",
              "    }\n",
              "  "
            ],
            "text/plain": [
              "<IPython.core.display.Javascript object>"
            ]
          },
          "metadata": {
            "tags": []
          }
        },
        {
          "output_type": "display_data",
          "data": {
            "application/javascript": [
              "download(\"download_80e3402b-b222-430c-899c-879048d8780d\", \"feelpp.zip\", 1174075)"
            ],
            "text/plain": [
              "<IPython.core.display.Javascript object>"
            ]
          },
          "metadata": {
            "tags": []
          }
        }
      ]
    }
  ]
}