Update xarray master ci (MITgcm#248)

* py36->py37 for latest xarray

* filename

* drop ci for 2.7, 3.6. Add 3.9

* update url, drop 2-3.6

* specify python>=3.7

* update dependencies in docs/readme

.github/workflows/ci.yaml

@@ -23,7 +23,7 @@ jobs:
       fail-fast: false
       matrix:
         os: ["ubuntu-latest"]
-        python-version: ["2.7","3.6", "3.7", "3.8"]
+        python-version: ["3.7", "3.8", "3.9"]
     steps:
       - uses: actions/checkout@v2
       - name: Cache conda
@@ -77,7 +77,7 @@ jobs:
         activate-environment: test_env # Defined in ci/environment-*.yml
         auto-update-conda: false
         python-version: 3.6
-        environment-file: ci/environment-py36-xarraymaster.yml
+        environment-file: ci/environment-py37-xarraymaster.yml
         use-only-tar-bz2: true # IMPORTANT: This needs to be set for caching to work properly!
     - name: Set up conda environment
       shell: bash -l {0}

README.rst

@@ -20,8 +20,8 @@ Installation
 Requirements
 ^^^^^^^^^^^^
 
-xmitgcm is compatible with python 3 and python 2.7. It requires xarray_
-(>= version 0.8.2) and dask_ (>= version 0.11.2).
+xmitgcm is compatible with python >=3.7. It requires xarray_
+(>= version 0.11.0) and dask_ (>= version 1.0).
 These packages are most reliably installed via the
 `conda <https://conda.pydata.org/docs/>`_ environment management
 system, which is part of the Anaconda_ python distribution. Assuming you have

ci/environment-py3.6.yml → ci/environment-py3.9.yml

@@ -2,7 +2,7 @@ name: test_env
 channels:
   - conda-forge
 dependencies:
-  - python=3.6
+  - python=3.9
   - xarray
   - dask
   - numpy
@@ -11,8 +11,7 @@ dependencies:
   - zarr
   - cftime
   - aiohttp
-  - pip:
-    - cachetools
-    - fsspec
-    - codecov
-    - pytest-cov
+  - pytest-cov
+  - codecov
+  - fsspec
+  - cachetools

ci/environment-py36-xarraymaster.yml → ci/environment-py37-xarraymaster.yml

@@ -2,7 +2,7 @@ name: test_env
 channels:
   - conda-forge
 dependencies:
-  - python=3.6
+  - python=3.7
   - dask
   - numpy
   - pytest

doc/installation.rst

@@ -5,8 +5,8 @@ Installation
 Requirements
 ^^^^^^^^^^^^
 
-xmitgcm is compatible with python 3 and python 2.7. It requires xarray_
-(>= version 0.8.2) and dask_ (>= version 0.11.2).
+xmitgcm is compatible with python >=3.7. It requires xarray_
+(>= version 0.11.0) and dask_ (>= version 1.0).
 These packages are most reliably installed via the
 `conda <http://conda.pydata.org/docs/>`_ environment management
 system, which is part of the Anaconda_ python distribution. Assuming you have

setup.py

@@ -11,23 +11,21 @@
 LICENSE = 'Apache'
 AUTHOR = 'Ryan Abernathey'
 AUTHOR_EMAIL = '[email protected]'
-URL = 'https://github.com/xgcm/xmitgcm'
+URL = 'https://github.com/MITgcm/xmitgcm'
 CLASSIFIERS = [
     'Development Status :: 4 - Beta',
     'License :: OSI Approved :: Apache Software License',
     'Operating System :: OS Independent',
     'Intended Audience :: Science/Research',
     'Programming Language :: Python',
-    'Programming Language :: Python :: 2',
-    'Programming Language :: Python :: 2.7',
     'Programming Language :: Python :: 3',
-    'Programming Language :: Python :: 3.6',
     'Programming Language :: Python :: 3.7',
     'Programming Language :: Python :: 3.8',
+    'Programming Language :: Python :: 3.9',
     'Topic :: Scientific/Engineering',
 ]
 
-INSTALL_REQUIRES = ['xarray >= 0.10.1', 'dask >= 1.0', 'cachetools']
+INSTALL_REQUIRES = ['xarray >= 0.11.0', 'dask >= 1.0', 'cachetools']
 SETUP_REQUIRES = ['pytest-runner']
 TESTS_REQUIRE = ['pytest >= 4.0', 'coverage']
 
@@ -49,4 +47,5 @@ def readme():
       setup_requires=SETUP_REQUIRES,
       tests_require=TESTS_REQUIRE,
       url=URL,
-      packages=find_packages())
+      packages=find_packages(),
+      python_requires='>=3.7')