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+{
+ "cells": [
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "# Example of usage Spark OCR for Handwritting Detection & Recognition"
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Install spark-ocr python packge\n",
+ "Need to specify:\n",
+ "- secret\n",
+ "- license\n",
+ "- aws credentials"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 6,
+ "metadata": {
+ "execution": {
+ "iopub.execute_input": "2021-06-15T23:51:58.331238Z",
+ "iopub.status.busy": "2021-06-15T23:51:58.330333Z",
+ "iopub.status.idle": "2021-06-15T23:51:58.332742Z",
+ "shell.execute_reply": "2021-06-15T23:51:58.333275Z"
+ },
+ "pycharm": {
+ "name": "#%%\n"
+ }
+ },
+ "outputs": [],
+ "source": [
+ "secret = \"\"\n",
+ "license = \"\"\n",
+ "AWS_ACCESS_KEY_ID = \"\"\n",
+ "AWS_SECRET_ACCESS_KEY = \"\"\n",
+ "\n",
+ "version = secret.split(\"-\")[0]\n",
+ "spark_ocr_jar_path = \"../../target/scala-2.11\""
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 1,
+ "metadata": {},
+ "outputs": [],
+ "source": [
+ "imagePath = \"./data/signature/LCT04596-SLA-3-2.jpg\""
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "execution": {
+ "iopub.execute_input": "2021-06-15T23:51:58.340027Z",
+ "iopub.status.busy": "2021-06-15T23:51:58.339116Z",
+ "iopub.status.idle": "2021-06-15T23:51:58.373715Z",
+ "shell.execute_reply": "2021-06-15T23:51:58.374256Z"
+ },
+ "pycharm": {
+ "name": "#%%\n"
+ }
+ },
+ "outputs": [],
+ "source": [
+ "%%bash\n",
+ "if python -c 'import google.colab' &> /dev/null; then\n",
+ " echo \"Run on Google Colab!\"\n",
+ " echo \"Install Open JDK\"\n",
+ " apt-get install -y openjdk-8-jdk-headless -qq > /dev/null\n",
+ " java -version\n",
+ "fi"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 7,
+ "metadata": {
+ "execution": {
+ "iopub.execute_input": "2021-06-15T23:51:58.380578Z",
+ "iopub.status.busy": "2021-06-15T23:51:58.379679Z",
+ "iopub.status.idle": "2021-06-15T23:51:58.381970Z",
+ "shell.execute_reply": "2021-06-15T23:51:58.382523Z"
+ },
+ "pycharm": {
+ "name": "#%%\n"
+ }
+ },
+ "outputs": [],
+ "source": [
+ "import os\n",
+ "import sys\n",
+ "\n",
+ "if AWS_ACCESS_KEY_ID != \"\":\n",
+ " os.environ[\"AWS_ACCESS_KEY_ID\"] = AWS_ACCESS_KEY_ID\n",
+ " os.environ[\"AWS_SECRET_ACCESS_KEY\"] = AWS_SECRET_ACCESS_KEY\n",
+ " \n",
+ "if license:\n",
+ " os.environ['JSL_OCR_LICENSE'] = license\n",
+ " \n",
+ "if 'google.colab' in sys.modules:\n",
+ " os.environ[\"JAVA_HOME\"] = \"/usr/lib/jvm/java-8-openjdk-amd64\"\n",
+ " os.environ[\"PATH\"] = os.environ[\"JAVA_HOME\"] + \"/bin:\" + os.environ[\"PATH\"]"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "scrolled": true
+ },
+ "outputs": [],
+ "source": [
+ "#%pip install ../../python/dist/spark-ocr-3.6.0.spark30.tar.gz"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {},
+ "outputs": [],
+ "source": [
+ "# install from PYPI using secret\n",
+ "#%pip install spark-ocr==$version\\.spark30 --extra-index-url=https://pypi.johnsnowlabs.com/$secret --upgrade"
+ ]
+ },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Initialization of spark session\n",
+ "Need specify path to `spark-ocr-assembly.jar` or `secret`"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 6,
+ "metadata": {
+ "execution": {
+ "iopub.execute_input": "2021-06-15T23:51:58.387039Z",
+ "iopub.status.busy": "2021-06-15T23:51:58.386336Z",
+ "iopub.status.idle": "2021-06-15T23:52:05.516939Z",
+ "shell.execute_reply": "2021-06-15T23:52:05.517473Z"
+ },
+ "pycharm": {
+ "name": "#%%\n"
+ }
+ },
+ "outputs": [
+ {
+ "name": "stdout",
+ "output_type": "stream",
+ "text": [
+ "Spark version: 3.0.2\n",
+ "Spark OCR version: 3.6.0\n",
+ "\n"
+ ]
+ },
+ {
+ "data": {
+ "text/html": [
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SparkSession - in-memory
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SparkContext
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Spark UI
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