The basic data model of openLCA is defined in the package org.openlca.core.model of the olca-core module. When you work with data in openLCA you will usually interact with the types of this package.
openLCA is a Java application and, thus, runs on the Java Virtual Machine (JVM). Jython is a Python 2.7 implementation that runs on the JVM. It compiles Python code to Java bytecode which is then ...