music21_setup.ipynb

music21_setup.ipynb

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  "metadata": {
    "colab": {
      "name": "music21_setup.ipynb",
      "provenance": [],
      "collapsed_sections": [],
      "include_colab_link": true
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    "kernelspec": {
      "name": "python3",
      "display_name": "Python 3"
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  "cells": [
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "view-in-github",
        "colab_type": "text"
      },
      "source": [
        "<a href=\"https://colab.research.google.com/gist/mscuthbert/431dee45c01598a0c11bc27823bd1c5b/music21_setup.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
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    {
      "cell_type": "markdown",
      "metadata": {
        "id": "7ayYu78SYWs7",
        "colab_type": "text"
      },
      "source": [
        "# Set up music21 and MuseScore to use in Google Colab"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "0bh1YgqP56Gq",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "!pip install --upgrade music21"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "8r3K2_Tu7NUo",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "!add-apt-repository ppa:mscore-ubuntu/mscore-stable -y\n",
        "!apt-get update\n",
        "!apt-get install musescore"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "Yxxz3oEIVkeI",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "!apt-get install xvfb"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "jlUJpNN4Ve8K",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "!sh -e /etc/init.d/x11-common start"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "lToMN9CS9yac",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "import os\n",
        "os.putenv('DISPLAY', ':99.0')"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "-O9gCut2XFvd",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "!start-stop-daemon --start --pidfile /var/run/xvfb.pid --make-pidfile --background --exec /usr/bin/Xvfb -- :99 -screen 0 1024x768x24 -ac +extension GLX +render -noreset"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "CP91XD_o8nr4",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "from music21 import *\n",
        "us = environment.UserSettings()\n",
        "us['musescoreDirectPNGPath'] = '/usr/bin/mscore'\n",
        "us['directoryScratch'] = '/tmp'\n",
        "\n",
        "# music21 is Open Source under the BSD License\n",
        "# Copyright (c) 2006-20 Michael Scott Cuthbert and cuthbertLab\n",
        "# Support music21 by citing it in your research:\n",
        "# Cuthbert, Michael Scott.  _music21: a Toolkit for Computer-Aided Music Research_, http://web.mit.edu/music21. 2006-20."
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "6C3G6bMAYQSz",
        "colab_type": "text"
      },
      "source": [
        "# Begin music21 code here..."
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "RtkrxnZAYVg7",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "n = note.Note('C#5')\n",
        "n.show()"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "RQE81xRKZhTV",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        ""
      ],
      "execution_count": 0,
      "outputs": []
    }
  ]
}

Is it possible to connect midi to google colab ?

I'll still be working on it. Apparently the HTML injection from Jupyter isn't working here, and I don't know enough yet on how to debug. It is a priority.