How to generate grpc_python_out?

Nobody has claimed this yet.

I used the following code to generate the python classes
```
protobuf {
protoc {
artifact = 'com.google.protobuf:protoc:3.4.0'

}
plugins {

python {
}

}
generateProtoTasks {
// all() returns the collection of all protoc tasks
all().each { task ->
task.builtins {
remove java
python {}
}
}
}
}
```

I have problems though..

It generates the in the build/generated/source/proto/main/python but it does not generate my grpc_python_out? Is there a way to configure this? I am looking for something like _pb2_grpc.py but I cant seem to find it.

Any hints?

Start with the protobuf configuration shown in the issue and inspect build/generated/source/proto/main/python to compare the generated Python files with the requested _pb2_grpc.py output. Determine whether the configuration needs a gRPC Python generator, and consider the work complete when that file is generated for the proto input.

Written by the indexing model from the issue text.