Merge pull request #889 from zssherman/remove_27_ci

PY: Removing Python 2.7 support from CI and documentation.

.travis.yml

@@ -13,10 +13,6 @@ env:
 
 matrix:
     include:
-    - python: 2.7
-      env:
-        - PYTHON_VERSION="2.7"
-        - PYTEST_ARGS="-v --cov pyart --ignore=pyart/util"
     - python: 3.6
       env:
         - PYTHON_VERSION="3.6"

INSTALL.rst

@@ -7,7 +7,7 @@ Required Dependencies
 
 Py-ART requires the following software.
 
-* Python__ 2.7.x, 3.6.x or 3.7.x
+* Python__ 3.6.x, 3.7.x or 3.8x
 
 __ http://www.python.org
 

README.rst

@@ -89,7 +89,7 @@ environment based on the `environment.yml <https://github.com/ARM-DOE/pyart/blob
 
 Or for a basic environment and downloading optional dependencies as needed::
 
-    conda create -n pyart_env -c conda-forge python=3.7 arm_pyart
+    conda create -n pyart_env -c conda-forge python=3.8 arm_pyart
 
 Basic command in a terminal or command prompt to install the latest version of
 Py-ART::
@@ -160,7 +160,7 @@ Other related open source software for working with weather radar data:
 Dependencies
 ============
 
-Py-ART is tested to work under Python 2.7, 3.6 and 3.7.
+Py-ART is tested to work under Python 3.6, 3.7 and 3.8
 
 The required dependencies to install Py-ART in addition to Python are:
 

appveyor.yml

@@ -1,20 +1,22 @@
+image: Visual Studio 2019
 environment:
 
   CONDA_PATH: "C:\\Miniconda"
 
   matrix:
-    - PYTHON_VERSION: "2.7"
-
+    - PYTHON_VERSION: "3.7"
     - PYTHON_VERSION: "3.8"
 
 platform:
     - x64
 
 install:
   # Use the pre-installed Miniconda for the desired arch
+  - ps: if($env:PYTHON_VERSION -eq '3.7')
+            { $env:CONDA_PATH="$($env:CONDA_PATH)37" }
   - ps: if($env:PLATFORM -eq 'x64')
           { $env:CONDA_PATH="$($env:CONDA_PATH)-x64" }
-  - ps: $env:path="$($env:CONDA_PATH);$($env:CONDA_PATH)\Scripts;$($env:CONDA_PATH)\Library\bin;C:\cygwin\bin;$($env:PATH)"
+  - ps: $env:path="$($env:CONDA_PATH);$($env:CONDA_PATH)\Scripts;$($env:CONDA_PATH)\Library\bin;$($env:PATH)"
   # Debugging
   #- "SET PATH"
   #- "python --version"
@@ -23,28 +25,26 @@ install:
   #- "conda list"
 
   # Create and activate a conda environment with the desired Python version
-  - "conda update --yes --quiet conda"
-  - "conda config --set changeps1 no"
-  - "conda config --add channels conda-forge"
-  - "conda config --add channels conda-forge"
-  - "conda create --yes --quiet -n matrix_env python=%PYTHON_VERSION%"
-  - "activate matrix_env"
+  - cmd: conda update --yes --quiet conda
+  - cmd: conda config --set changeps1 no
+  - cmd: conda config --add channels conda-forge
+  - cmd: conda config --add channels conda-forge
 
   # Install Py-ART dependecies
-  - "conda install -y -q numpy scipy matplotlib netcdf4 pytest pytest-cov cython cartopy xarray"
+  - cmd: conda create -y -q -n matrix_env python=%PYTHON_VERSON% numpy scipy matplotlib netcdf4 pytest pytest-cov cython cartopy xarray
+  - cmd: activate matrix_env
 
   # Check that we have the expected version and architecture for Python
   # in the conda environment
-  - "python --version"
-  - "python -c \"import struct; print(struct.calcsize('P') * 8)\""
-  - "conda list"
+  - cmd: python --version
+  - cmd: python -c "import struct; print(struct.calcsize('P') * 8)"
+  - cmd: conda list
 
   # build Py-ART
-  - "pip install -e ."
+  - cmd: pip install -e .
 
 build: false
 
 test_script:
   # run the unit tests
-  - "if \"%PYTHON_VERSION%\"==\"2.7\" (pytest -v --cov pyart --ignore pyart/util)"
-  - "if \"%PYTHON_VERSION%\"==\"3.8\" (pytest -v --cov pyart)"
+  - cmd: pytest -v --cov pyart