Coral TPU framework install

scripts.d/15_pkg_install.sh

@@ -23,6 +23,7 @@ INSTALL_PACKAGES=(
     net-tools # netstat
     libffi-dev # for building docker-compose using pip
     python3-coral-enviro # Coral environmental board
+    libusb-1.0-0 python3-pil python3-numpy libc++1 libc++abi1 libunwind8 libgcc1 # For Coral TPU
 )
 
 if [[ ${INSTALL_PACKAGES:-} ]] ; then

scripts.d/19_install_coraltpu.sh

@@ -0,0 +1,61 @@
+#!/bin/bash
+#
+# Copyright 2019 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# As modified for use in treehouses
+
+# Downloading and unpacking files
+wget https://dl.google.com/coral/edgetpu_api/edgetpu_api_latest.tar.gz -O edgetpu_api.tar.gz
+tar xzf edgetpu_api.tar.gz
+cd edgetpu_api || exit 1
+
+# Defining variables
+# SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+LIBEDGETPU_SRC="$PWD/libedgetpu/libedgetpu_arm32.so"
+LIBEDGETPU_DST="/usr/lib/arm-linux-gnueabihf/libedgetpu.so.1.0"
+UDEV_RULE_PATH="/etc/udev/rules.d/99-edgetpu-accelerator.rules"
+
+# Installing device rule file 
+
+if [[ -f "${UDEV_RULE_PATH}" ]]; then
+  rm -f "${UDEV_RULE_PATH}"
+fi
+
+cp -p "$PWD/99-edgetpu-accelerator.rules" "${UDEV_RULE_PATH}"
+udevadm control --reload-rules && udevadm trigger
+echo "Updated rules"
+
+# Installing Edge TPU runtime library
+if [[ -f "${LIBEDGETPU_DST}" ]]; then
+  echo "File already exists. Replacing it..."
+  rm -f "${LIBEDGETPU_DST}"
+fi
+
+mkdir /usr/lib/arm-linux-gnueabihf
+echo "Created arm-linux-gnueabihf directory"
+cp -p "${LIBEDGETPU_SRC}" "${LIBEDGETPU_DST}"
+echo "Copied EdgeTPU files"
+ldconfig
+echo "Updated libraries"
+
+# Python API.
+WHEEL="$(ls "$PWD/edgetpu-*-py3-none-any.whl" 2>/dev/null)"
+if [ $? = 0 ]; then
+  python3 -m pip install --no-deps "${WHEEL}"
+  echo "Installed Python API"
+fi
+
+cd .. && rm -rf edgetpu_api && rm -f edgetpu_api.tar.gz || exit 1
+echo "Leaving directory and removing files"