Merge branch 'jk2K-develop-patch-45914' into 'develop'

upgrade python to 3.7

Closes #314

See merge request bramw/baserow!176

.gitlab-ci.yml

@@ -32,7 +32,7 @@ web-frontend-test:
 
 backend-flake8:
   stage: lint
-  image: python:3.6
+  image: python:3.7
   script:
     - cd backend
     - make install-dependencies
@@ -41,7 +41,7 @@ backend-flake8:
 
 backend-pytest:
   stage: test
-  image: python:3.6
+  image: python:3.7
   services:
     - name: postgres:11.3
       alias: db
@@ -60,7 +60,7 @@ backend-pytest:
 
 backend-setup:
   stage: build
-  image: python:3.6
+  image: python:3.7
   script:
     - pip install -e ./backend
     - python -c 'import baserow'

backend/Dockerfile.demo

@@ -1,4 +1,4 @@
-FROM python:3.6
+FROM python:3.7
 
 ADD . /backend
 RUN mkdir -p /media

backend/Dockerfile.dev

@@ -1,4 +1,4 @@
-FROM python:3.6
+FROM python:3.7
 
 ADD . /backend
 

plugin-boilerplate/{{ cookiecutter.project_slug }}/Dockerfile.backend

@@ -1,4 +1,4 @@
-FROM python:3.6
+FROM python:3.7
 
 ADD ./baserow /baserow
 ADD ./{{ cookiecutter.project_slug }} /{{ cookiecutter.project_slug }}