PythonGateway-Template

intersystems-objectscript-template

This is a template for PythonGateway - InterSystems ObjectScript Github repository.

The template goes also with a few files which let you immediately compile your InterSystems ObjectScript files in InterSystems IRIS Community Edition (Advanced Analytics including IntegratedML) in a docker container.

Prerequisites

Make sure you have git and Docker desktop installed.

Installation

Clone/git pull the repo into any local directory

$ git clone https://github.com/intersystems-community/PythonGateway-Template.git

Open the terminal in this directory and run:

$ docker-compose build

3. Run the IRIS container with your project:

$ docker-compose up -d

How to Test it

Open IRIS terminal:

$ docker-compose exec iris iris session iris
PYTHON>write ##class(PackageSample.ObjectScript).Test()

How to start coding

This repository is ready to code in VSCode with ObjectScript plugin.
Install VSCode, Docker and ObjectScript plugin and open the folder in VSCode.
Open /src/cls/PackageSample/ObjectScript.cls class and try to make changes - it will be compiled in running IRIS docker container.

Feel free to delete PackageSample folder and place your ObjectScript classes in a form
/src/Package/Classname.cls
Read more about folder setup for InterSystems ObjectScript

The script in Installer.cls will import everything you place under /src into IRIS.

Use csvgen to load the data from CSV.

What’s inside the repository

Content

PythonGateway

Python Gateway for InterSystems Data Platforms. Execute Python code and more from InterSystems IRIS. This projects brings you the power of Python right into your InterSystems IRIS environment:

• Execute arbitrary Python code
• Seamlessly transfer data from InterSystems IRIS into Python
• Build intelligent Interoperability business processes with Python Interoperability Adapter
• Save, examine, modify and restore Python context from InterSystems IRIS

Readme. Articles.

PythonGatewaySamples / MLToolkit Experience Lab

Examples of PythonGateway usage. Readme.
If you’re just starting follow the tutorial at:

http://localhost:52773/csp/user/index.html

Where 52773 is a container web port.

DevOps

Dockerfile

The simplest dockerfile which starts IRIS and imports Installer.cls and then runs the Installer.setup method, which creates IRISAPP Namespace and imports ObjectScript code from /src folder into it.
Use the related docker-compose.yml to easily setup additional parametes like port number and where you map keys and host folders.
Use .env/ file to adjust the dockerfile being used in docker-compose.

.vscode/settings.json

Settings file to let you immedietly code in VSCode with VSCode ObjectScript plugin)

.vscode/launch.json

Config file if you want to debug with VSCode ObjectScript

Read about all the files in this artilce