# Dataflow V1beta3 API - Module Google::Cloud::Dataflow::V1beta3::DefaultPackageSet (v0.17.0)

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The default set of packages to be staged on a pool of workers.

## Constants

### DEFAULT_PACKAGE_SET_UNKNOWN

**value:** 0  
The default set of packages to stage is unknown, or unspecified.

### DEFAULT_PACKAGE_SET_NONE

**value:** 1  
Indicates that no packages should be staged at the worker unless
explicitly specified by the job.

### DEFAULT_PACKAGE_SET_JAVA

**value:** 2  
Stage packages typically useful to workers written in Java.

### DEFAULT_PACKAGE_SET_PYTHON

**value:** 3  
Stage packages typically useful to workers written in Python.