old_contents: from setuptools import setup
  from os import path
  
  import sys
  setup_dir = path.dirname(__file__)
  sys.path.insert(0, setup_dir)
  
  from kapacitor.udf import VERSION
  
  setup(name='kapacitor_udf',
      version=VERSION,
      packages=[
          'kapacitor',
          'kapacitor.udf',
      ],
      install_requires=[
          "protobuf==3.4.0",
      ],
      maintainer_email="support@influxdb.com",
      license="MIT",
      url="github.com/influxdata/kapacitor",
      description="Kapacitor UDF Agent library",
  )
  
new_contents: from setuptools import setup
  from os import path
  
  import sys
  setup_dir = path.dirname(__file__)
  sys.path.insert(0, setup_dir)
  
  from kapacitor.udf import VERSION
  
  setup(name='kapacitor_udf',
      version=VERSION,
      packages=[
          'kapacitor',
          'kapacitor.udf',
      ],
      install_requires=[
          "protobuf==3.11.1",
      ],
      maintainer_email="support@influxdb.com",
      license="MIT",
      url="github.com/influxdata/kapacitor",
      description="Kapacitor UDF Agent library",
  )
  
subject: fix protobuf version in udf agent setup.py