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Test repository for a [PyImageJ](https://github.com/imagej/pyimagej) based SciJava scripting language engine.

<?xml version="1.0" encoding="UTF-8"?>

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">

<modelVersion>4.0.0</modelVersion>

<parent>

<groupId>org.scijava</groupId>

<artifactId>pom-scijava</artifactId>

<version>31.1.0</version>

<relativePath />

</parent>

<artifactId>scripting-python</artifactId>

<version>0.1-SNAPSHOT</version>

<name>SciJava Scripting: Python</name>

<description>Python scripting language plugin to be used with a conda environment.</description>

<url>https://github.com/scijava/scripting-python</url>

<inceptionYear>2021</inceptionYear>

<organization>

<name>SciJava</name>

<url>https://scijava.org/</url>

</organization>

<licenses>

<license>

<name>Simplified BSD License</name>

<distribution>repo</distribution>

</license>

</licenses>

<developers>

<developer>

<id>ctrueden</id>

<name>Curtis Rueden</name>

<url>https://imagej.net/User:Rueden</url>

<roles>

<role>founder</role>

<role>lead</role>

<role>developer</role>

<role>debugger</role>

<role>reviewer</role>

<role>support</role>

<role>maintainer</role>

</roles>

</developer>

</developers>

<contributors>

<contributor>

<name>Karl Duderstadt</name>

<url>https://imagej.net/people/karlduderstadt</url>

<properties><id>karlduderstadt</id></properties>

</contributor>

</contributors>

<mailingLists>

<mailingList>

<name>SciJava</name>

<subscribe>https://groups.google.com/group/scijava</subscribe>

<unsubscribe>https://groups.google.com/group/scijava</unsubscribe>

<post>scijava@googlegroups.com</post>

<archive>https://groups.google.com/group/scijava</archive>

</mailingList>

</mailingLists>

<scm>

<connection>scm:git:https://github.com/scijava/scripting-python</connection>

<developerConnection>scm:git:git@github.com:scijava/scripting-python</developerConnection>

<tag>HEAD</tag>

<url>https://github.com/scijava/scripting-python</url>

</scm>

<issueManagement>

<system>GitHub Issues</system>

<url>https://github.com/scijava/scripting-python/issues</url>

</issueManagement>

<ciManagement>

<system>GitHub Actions</system>

<url>https://github.com/scijava/scripting-python/actions</url>

</ciManagement>

<properties>

<package-name>org.scijava.plugins.scripting.python</package-name>

<main-class>org.scijava.plugins.scripting.python.Main</main-class>

<license.licenseName>bsd_2</license.licenseName>

<license.copyrightOwners>SciJava developers.</license.copyrightOwners>

<license.excludes>**/script_templates/**</license.excludes>

<!-- NB: Deploy releases to the SciJava Maven repository. -->

<releaseProfiles>sign,deploy-to-scijava</releaseProfiles>

</properties>

<dependencies>

<!-- SciJava dependencies -->

<dependency>

<groupId>org.scijava</groupId>

<artifactId>scijava-common</artifactId>

</dependency>

<!-- Third-party dependencies -->

<!-- Test dependencies -->

<dependency>

<groupId>junit</groupId>

<artifactId>junit</artifactId>

<scope>test</scope>

</dependency>

<dependency>

<groupId>org.scijava</groupId>

<artifactId>scijava-common</artifactId>

<classifier>tests</classifier>

<scope>test</scope>

</dependency>

</dependencies>

</project>

package org.scijava.plugins.scripting.python;

import org.scijava.script.ScriptREPL;

public class Main {

public static void main(String... args) throws Exception {

ScriptREPL.main(args);

}

}

package org.scijava.plugins.scripting.python;

import javax.script.ScriptException;

import org.scijava.script.AbstractScriptEngine;

import org.scijava.plugins.scripting.python.PythonScriptRunner;

public class PythonScriptEngine extends AbstractScriptEngine {

@Parameter

ObjectService objectService;

public PythonScriptEngine(Context context) {

context.inject(this);

}

@Override

public Object eval(String script) throws ScriptException {

Map<String, Object> vars;

//parse script parameters and build input map Map<String, Object> vars

return objectService.getObjects(PythonScriptRunner.class).stream().findAny().get().run(script, vars);

}

@Override

public Object eval(Reader reader) throws ScriptException {

StringBuilder buf = new StringBuilder();

char [] cbuf = new char [65536];

while (true) {

try {

int nChars = reader.read(cbuf);

if (nChars <= 0) break;

buf.append(cbuf, 0, nChars);

} catch (IOException e) {

throw new ScriptException(e);

}

}

return eval(buf.toString());

}

}

package org.scijava.plugins.scripting.python;

import java.security.CodeSource;

import javax.script.CompiledScript;

import javax.script.ScriptContext;

import javax.script.ScriptEngine;

import javax.script.ScriptException;

import org.scijava.Priority;

import org.scijava.plugin.Plugin;

import org.scijava.script.AdaptedScriptLanguage;

import org.scijava.script.ScriptLanguage;

import org.scijava.util.ClassUtils;

import org.scijava.util.Types;

@Plugin(type = ScriptLanguage.class, name = "Python 3", priority = Priority.HIGH)

public class PythonScriptLanguage extends AdaptedScriptLanguage {

@Override

public ScriptEngine getScriptEngine() {

return new PythonScriptEngine(getContext());

}

}

package org.scijava.plugins.scripting.python;

public interface PythonScriptRunner {

Object run(String script, Map<String, Object> vars);

}