try reuse deps cache for deploy

Author: mrmoje

.circleci/config.yml

@@ -56,6 +56,9 @@ jobs:
       - image: circleci/python:3.6.1
     working_directory: ~/repo
     steps:
+      - restore_cache:
+          keys:
+          - v1-dependencies-{{ checksum "requirements.txt" }}
       - run:
           name: deploy to github
           command: |