Update Dockerfile

Dockerfile

 # base image
 FROM python:3.7-buster
-USER root 
-RUN apt update &&\
-    apt  install -q -y nfs-common
+#USER root 
+#RUN apt update &&\
+#    apt  install -q -y nfs-common
 #Upgrade pip
 RUN pip install --upgrade pip
 # copy over and install packages