google-cloud-storage==1.10.0
pyspark==2.3.1
pyyaml==3.13
mock==2.0.0

google-cloud-storage==1.10.0
pyspark==2.3.2
pyyaml==4.2b1
mock==2.0.0

Update pyspark and pyyaml versions because of security vulnerabilities.
Update pyspark and pyyaml versions because of security vulnerabilities.

See: https://github.com/GoogleCloudPlatform/cloud-dataproc/network/alert/benchmarks/requirements.txt/pyyaml/open