Package org.apache.flink.python.env.embedded

Class EmbeddedPythonEnvironmentManager

java.lang.Object

org.apache.flink.python.env.AbstractPythonEnvironmentManager

org.apache.flink.python.env.embedded.EmbeddedPythonEnvironmentManager

All Implemented Interfaces:

AutoCloseable, PythonEnvironmentManager

@Internal
public class EmbeddedPythonEnvironmentManager
extends AbstractPythonEnvironmentManager

The base class of python environment manager which is used to create the PythonEnvironment object. It's used to run python UDF in embedded Python environment.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.python.env.AbstractPythonEnvironmentManager

AbstractPythonEnvironmentManager.PythonLeasedResource

Field Summary

Fields inherited from class org.apache.flink.python.env.AbstractPythonEnvironmentManager

dependencyInfo, PYFLINK_GATEWAY_DISABLED, PYTHON_ARCHIVES_DIR, PYTHON_FILES_DIR, PYTHON_REQUIREMENTS_CACHE, PYTHON_REQUIREMENTS_DIR, PYTHON_REQUIREMENTS_FILE, PYTHON_REQUIREMENTS_INSTALL_DIR, PYTHON_WORKING_DIR, resource

Constructor Summary

Constructors

Constructor	Description
EmbeddedPythonEnvironmentManager(PythonDependencyInfo dependencyInfo, String[] tmpDirectories, Map<String,String> systemEnv, org.apache.flink.api.common.JobID jobID)

Method Summary

Modifier and Type	Method	Description
PythonEnvironment	createEnvironment()	Creates the PythonEnvironment object used to execute Python functions.

Methods inherited from class org.apache.flink.python.env.AbstractPythonEnvironmentManager

close, constructEnvironmentVariables, getBaseDirectory, getPythonEnv, open

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

EmbeddedPythonEnvironmentManager

public EmbeddedPythonEnvironmentManager(PythonDependencyInfo dependencyInfo,
                                        String[] tmpDirectories,
                                        Map<String,String> systemEnv,
                                        org.apache.flink.api.common.JobID jobID)

Method Detail

createEnvironment

public PythonEnvironment createEnvironment()
                                    throws Exception

Description copied from interface: PythonEnvironmentManager

Creates the PythonEnvironment object used to execute Python functions.

Returns:

The PythonEnvironment object which represents the environment(embedded thread, process, docker, etc) the python worker would run in.

Throws:

Exception