Slightly customized a configuration I found on github

.gitignore

@@ -0,0 +1 @@
+/password.env

Dockerfile

@@ -1,5 +1,5 @@
 #
-FROM python:3.6.5
+FROM python:3.7
 LABEL maintainer="https://github.com/akailash/"
 
 ARG ARG_DEVPI_SERVER_VERSION=5.3.1

docker-compose.yml

@@ -1,12 +1,11 @@
 version: '2'
 services:
-
   devpi:
-      image: muccg/devpi:latest
+    build: .
     volumes:
-      - ./data:/data
+      - e:/devpi:/data
     ports:
       - 3141:3141
-    environment:
-      - DEVPI_PASSWORD=
+    env_file:
+      - password.env
     restart: always