Change Python version to 3.8

.travis.yml

@@ -5,7 +5,7 @@ services:
 
 language: python
 
-python: 3.7
+python: 3.8
 
 before_install:
   - docker-compose -v
@@ -14,7 +14,7 @@ before_install:
 matrix:
   include:
     - name: Test results
-      script: tox -e py37
+      script: tox -e py38
     - name: Black template
       script: tox -e black-template
     - name: Basic Docker

CONTRIBUTING.rst

@@ -39,9 +39,9 @@ To run all tests using various versions of python in virtualenvs defined in tox.
 It is possible to test with a specific version of python. To do this, the command
 is::
 
-    $ tox -e py37
+    $ tox -e py38
 
-This will run py.test with the python3.7 interpreter, for example.
+This will run py.test with the python3.8 interpreter, for example.
 
 To run a particular test with tox for against your current Python version::
 

README.rst

@@ -37,7 +37,7 @@ Features
 ---------
 
 * For Django 3.0
-* Works with Python 3.7
+* Works with Python 3.8
 * Renders Django projects with 100% starting test coverage
 * Twitter Bootstrap_ v4 (`maintained Foundation fork`_ also available)
 * 12-Factor_ based settings via django-environ_

docs/deployment-on-pythonanywhere.rst

@@ -35,7 +35,7 @@ Make sure your project is fully committed and pushed up to Bitbucket or Github o
 
     git clone <my-repo-url>  # you can also use hg
     cd my-project-name
-    mkvirtualenv --python=/usr/bin/python3.7 my-project-name
+    mkvirtualenv --python=/usr/bin/python3.8 my-project-name
     pip install -r requirements/production.txt  # may take a few minutes
 
 

docs/developing-locally.rst

@@ -9,7 +9,7 @@ Setting Up Development Environment
 
 Make sure to have the following on your host:
 
-* Python 3.7
+* Python 3.8
 * PostgreSQL_.
 * Redis_, if using Celery
 
@@ -17,7 +17,7 @@ First things first.
 
 #. Create a virtualenv: ::
 
-    $ python3.7 -m venv <virtual env path>
+    $ python3.8 -m venv <virtual env path>
 
 #. Activate the virtualenv you have just created: ::
 

hooks/pre_gen_project.py

@@ -35,7 +35,7 @@ if "{{ cookiecutter.use_docker }}".lower() == "n":
     if python_major_version == 2:
         print(
             WARNING + "You're running cookiecutter under Python 2, but the generated "
-            "project requires Python 3.7+. Do you want to proceed (y/n)? " + TERMINATOR
+            "project requires Python 3.8+. Do you want to proceed (y/n)? " + TERMINATOR
         )
         yes_options, no_options = frozenset(["y"]), frozenset(["n"])
         while True:

setup.py

@@ -40,7 +40,7 @@ setup(
         "License :: OSI Approved :: BSD License",
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: Implementation :: CPython",
         "Topic :: Software Development",
     ],

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 skipsdist = true
-envlist = py37,black-template
+envlist = py38,black-template
 
 [testenv]
 deps = -rrequirements.txt

{{cookiecutter.project_slug}}/.travis.yml

@@ -10,7 +10,7 @@ before_install:
   - sudo apt-get install -qq libsqlite3-dev libxml2 libxml2-dev libssl-dev libbz2-dev wget curl llvm
 language: python
 python:
-  - "3.7"
+  - "3.8"
 install:
   - pip install -r requirements/local.txt
 script:

{{cookiecutter.project_slug}}/compose/local/django/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.7-slim-buster
+FROM python:3.8-slim-buster
 
 ENV PYTHONUNBUFFERED 1
 ENV PYTHONDONTWRITEBYTECODE 1

{{cookiecutter.project_slug}}/compose/production/django/Dockerfile

@@ -9,7 +9,7 @@ RUN npm run build
 
 # Python build stage
 {%- endif %}
-FROM python:3.7-slim-buster
+FROM python:3.8-slim-buster
 
 ENV PYTHONUNBUFFERED 1
 

{{cookiecutter.project_slug}}/runtime.txt

@@ -1 +1 @@
-python-3.7.6
+python-3.8.2

{{cookiecutter.project_slug}}/setup.cfg

@@ -7,7 +7,7 @@ max-line-length = 120
 exclude = .tox,.git,*/migrations/*,*/static/CACHE/*,docs,node_modules
 
 [mypy]
-python_version = 3.7
+python_version = 3.8
 check_untyped_defs = True
 ignore_missing_imports = True
 warn_unused_ignores = True