python 3.6 is EOL (#264)

.github/workflows/test.yml

@@ -26,12 +26,12 @@ jobs:
         os: [ubuntu-latest]
         # only test oldest and most recent supported Python versions
         # no rasterio wheels on 3.10 yet, so we use 3.9 for now
-        python-version: ["3.6", "3.9"]
+        python-version: ["3.7", "3.9"]
 
     defaults:
       run:
         shell: bash
-    
+
     services:
       postgres:
         image: postgres
@@ -113,7 +113,6 @@ jobs:
 
       matrix:
         os: [macos-latest, windows-latest]
-        # Python 3.6 is EOL on conda-forge, so use 3.7 instead
         python-version: ["3.7", "3.10"]
 
     defaults:

README.md

@@ -10,7 +10,7 @@
 
 Terracotta is a pure Python tile server that runs as a WSGI app on a
 dedicated webserver or as a serverless app on AWS Lambda. It is built on a
-modern Python 3.6 stack, powered by awesome open-source software such as
+modern Python stack, powered by awesome open-source software such as
 [Flask](http://flask.pocoo.org), [Zappa](https://github.com/Miserlou/Zappa),
 and [Rasterio](https://github.com/mapbox/rasterio).
 

docs/get-started.rst

@@ -15,8 +15,7 @@ to create a new environment containing all dependencies and Terracotta:
 
    $ conda env create -f environment.yml
 
-If you already have a Python 3.6 installation that you want to use, you
-can just run
+If you already have Python 3.7 (or above) installed, you can just run
 
 .. code-block:: bash
 

docs/index.rst

@@ -19,7 +19,7 @@ Use cases
 Installation
 ------------
 
-If you are using Linux and already have Python 3.6+ installed, all you need to
+If you are using Linux and already have Python 3.7+ installed, all you need to
 do to check out Terracotta is
 
 .. code-block:: bash

docs/tutorials/aws.rst

@@ -30,17 +30,17 @@ a deployment environment:
    .. code-block:: bash
 
       $ pip install virtualenv --user
-      $ virtualenv ~/envs/tc-deploy --python=python3.6
+      $ virtualenv ~/envs/tc-deploy --python=python3.7
       $ source ~/envs/tc-deploy/bin/activate
 
-   If you do not have Python 3.6 installed, one way to get it is via the
+   If you do not have Python 3.7 installed, one way to get it is via the
    ``deadsnakes`` PPA (on Ubuntu):
 
    .. code-block:: bash
 
       $ sudo add-apt-repository ppa:deadsnakes/ppa
       $ sudo apt update
-      $ sudo apt install python3.6-dev
+      $ sudo apt install python3.7-dev
 
    Alternatively, you can use ``pyenv`` or ``conda``.
 

docs/tutorials/windows.rst

@@ -20,7 +20,7 @@ Set up conda and install Terracotta
 
       $ git clone https://github.com/DHI-GRAS/terracotta.git
 
-   Alternatively, 
+   Alternatively,
    `you can choose and download a release version <https://github.com/DHI-GRAS/terracotta/releases>`__.
 
 4. Go to the Terracotta folder, and run
@@ -54,7 +54,7 @@ support raster files located on AWS S3, and databases on S3 (through the
 :class:`~terracotta.drivers.mysql.MySQLDriver`). To use these features, you need
 to create an account and authenticate with it.
 
-1. If you do not have an account on AWS yet, 
+1. If you do not have an account on AWS yet,
    `just head over and create one <https://aws.amazon.com>`__.
 
 2. You will need to create an IAM user that has programmatic access to your account.
@@ -63,7 +63,7 @@ to create an account and authenticate with it.
 
    In the easiest setup, you can give it full permission to your account
    (but make sure to keep the key secret). For that, enter a username (such as
-   ``awscli``), check the box ``Programmatic access``, and attach the 
+   ``awscli``), check the box ``Programmatic access``, and attach the
    ``AdministratorAccess`` policy.
 
 3. After you have created the IAM user, AWS will show you the corresponding ID and
@@ -116,20 +116,20 @@ for deployment. This is why we rely on the Windows subsystem for Linux (WSL).
 2. This and all further steps should be executed in a WSL shell. We will have to re-install
    Terracotta and its dependencies inside Linux.
 
-   We will start by installing Python 3.6 and some libraries:
+   We will start by installing Python 3.7 and some libraries:
 
    .. code-block:: bash
 
       $ sudo add-apt-repository ppa:deadsnakes/ppa
       $ sudo apt update
-      $ sudo apt install build-essential gdal-bin git libgdal-dev python3.6-dev
+      $ sudo apt install build-essential gdal-bin git libgdal-dev python3.7-dev
 
 3. Create a new virtual Python environment that we will use to deploy Terracotta:
 
    .. code-block:: bash
 
       $ pip install virtualenv --user
-      $ virtualenv --python=python3.6 ~/envs/tc-deploy
+      $ virtualenv --python=python3.7 ~/envs/tc-deploy
 
    Activate the new environment by running
 
@@ -142,7 +142,7 @@ for deployment. This is why we rely on the Windows subsystem for Linux (WSL).
    .. code-block:: bash
 
       $ git clone https://github.com/DHI-GRAS/terracotta.git
-    
+
 5. Switch to the Terracotta folder and install the Zappa requirements and Terracotta:
 
    .. code-block:: bash

environment.yml

@@ -3,7 +3,7 @@ channels:
   - conda-forge
   - nodefaults
 dependencies:
-  - python>=3.6
+  - python>=3.7
   - numpy
   - rasterio>=1.0
   - shapely

readthedocs.yml

@@ -4,7 +4,7 @@ build:
     image: latest
 
 python:
-    version: 3.6
+    version: 3.7
     pip_install: true
     extra_requirements:
-      - docs
+      - docs

setup.py

@@ -31,7 +31,6 @@
         'Development Status :: 4 - Beta',
         'Intended Audience :: End Users/Desktop',
         'License :: OSI Approved :: MIT License',
-        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
@@ -47,7 +46,7 @@
     ],
     # module
     packages=find_packages(exclude=['docs', 'tests']),
-    python_requires='>=3.6',
+    python_requires='>=3.7',
     use_scm_version={
         'write_to': 'terracotta/_version.py'
     },

zappa_settings.toml.in

@@ -3,7 +3,7 @@ app_function = "terracotta.server.app.app"
 aws_region = "eu-central-1"
 profile_name = "default"
 project_name = "tc-test"
-runtime = "python3.6"
+runtime = "python3.7"
 s3_bucket = "zappa-teracotta-dev"
 exclude = [
     "*.gz",