Drop support for Python 3.8 to use latests xarray versions

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest]
-        python-version: ['3.8', '3.11']
+        python-version: ['3.9', '3.11']
 
     steps:
       - uses: actions/checkout@v4
@@ -39,7 +39,7 @@ jobs:
         uses: coverallsapp/github-action@v2
         with:
           file: coverage.xml
-        if: ${{ matrix.python-version == 3.8 && matrix.os == 'ubuntu-latest' }}
+        if: ${{ matrix.python-version == 3.9 && matrix.os == 'ubuntu-latest' }}
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 

.github/workflows/python-publish.yml

@@ -17,7 +17,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v4
       with:
-        python-version: '3.8'
+        python-version: '3.9'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

README.md

@@ -14,7 +14,7 @@
 
 This project is a library for running [System Dynamics](http://en.wikipedia.org/wiki/System_dynamics) (SD) models in Python, with the purpose of improving integration of *Big Data* and *Machine Learning* into the SD workflow.
 
-**The current version needs to run at least Python 3.8.**
+**The current version needs to run at least Python 3.9.**
 
 ## Resources
 

docs/conf.py

@@ -152,7 +152,7 @@
 ]
 
 intersphinx_mapping = {
-    'python': ('https://docs.python.org/3.8', None),
+    'python': ('https://docs.python.org/3.9', None),
     'pysdcookbook': ('http://pysd-cookbook.readthedocs.org/en/latest/', None),
     'pandas': ('https://pandas.pydata.org/docs/', None),
     'xarray': ('https://docs.xarray.dev/en/stable/', None),

docs/installation.rst

@@ -37,15 +37,15 @@ In the source directory use the command:
 
 Required Dependencies
 ---------------------
-PySD requires **Python 3.8** or above.
+PySD requires **Python 3.9** or above.
 
 PySD builds on the core Python data analytics stack, and the following third party libraries:
 
 * Numpy < 1.24
 * Scipy
 * Pandas (with Excel support: `pip install pandas[excel]`)
 * Parsimonious
-* xarray
+* xarray >= 2023.09
 * lxml
 * regex
 * chardet

docs/whats_new.rst

@@ -7,7 +7,7 @@ New Features
 
 Breaking changes
 ~~~~~~~~~~~~~~~~
-- Remove support for Python 3.7. (`@enekomartinmartinez <https://github.com/enekomartinmartinez>`_)
+- Remove support for Python 3.7 and 3.8. (`@enekomartinmartinez <https://github.com/enekomartinmartinez>`_)
 - Update the cellrange retrievel to be compatible with :py:mod:`openpyxl` >= 3.1. It breaks the code for lower versions. (`@enekomartinmartinez <https://github.com/enekomartinmartinez>`_)
 
 Deprecations
@@ -27,7 +27,7 @@ Performance
 Internal Changes
 ~~~~~~~~~~~~~~~~
 - Update libraries used for building documentation and `.readthedocs.yml`. (`@enekomartinmartinez <https://github.com/enekomartinmartinez>`_)
-- Avoid conflicting :py:mod:`xarray` versions. (`@enekomartinmartinez <https://github.com/enekomartinmartinez>`_)
+- Force to use :py:mod:`xarray` >= 2023.09. (`@enekomartinmartinez <https://github.com/enekomartinmartinez>`_)
 - Use `pandas[excel]` instead of xlrd dependency in the requirements. (`@gdrosos <https://github.com/gdrosos>`_)
 
 

pysd/pysd.py

@@ -11,11 +11,11 @@
 from pysd.py_backend.model import Model
 
 
-if sys.version_info[:2] < (3, 8):  # pragma: no cover
+if sys.version_info[:2] < (3, 9):  # pragma: no cover
     raise RuntimeError(
         "\n\n"
         + "Your Python version is no longer supported by PySD.\n"
-        + "The current version needs to run at least Python 3.8."
+        + "The current version needs to run at least Python 3.9."
         + " You are running:\n\tPython "
         + sys.version
         + "\nPlease update your Python version or use the last "

requirements.txt

@@ -1,7 +1,7 @@
 numpy<1.24
 pandas[excel]
 parsimonious
-xarray!=2023.8,!=2023.9
+xarray>=2023.9
 lxml
 regex
 chardet

setup.py

@@ -6,7 +6,7 @@
 setup(
     name='pysd',
     version=__version__,
-    python_requires='>=3.8',
+    python_requires='>=3.9',
     author='PySD contributors',
     packages=find_packages(exclude=['docs', 'tests', 'dist', 'build']),
     url='https://github.com/SDXorg/pysd',
@@ -22,7 +22,6 @@
         'Topic :: Scientific/Engineering :: Information Analysis',
         'Intended Audience :: Science/Research',
 
-        'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3.11',

tests/pytest_types/data/pytest_data.py

@@ -109,7 +109,7 @@ def test_invalid_interp_method(self):
                 xr.DataArray([1, 2], {"dim": ["A", "B"]}, ["dim"])
             ]),
             xr.DataArray(
-                [[[1, 2], [1, 2]], [[10, 20], [10, 20]], [[1, 2], [1, 2]]],
+                [[[1, 1], [2, 2]], [[10, 10], [20, 20]], [[1, 1], [2, 2]]],
                 {"time": [1, 20, 40], "dim":["A", "B"], "dim2": ["C", "D"]},
                 ["time", "dim", "dim2"])
         )

tests/pytest_types/lookup/pytest_lookups.py

@@ -68,7 +68,7 @@
                 xr.DataArray([1, 2], {"dim": ["A", "B"]}, ["dim"])
             ]),
             xr.DataArray(
-                [[[1, 2], [1, 2]], [[10, 20], [10, 20]], [[1, 2], [1, 2]]],
+                [[[1, 1], [2, 2]], [[10, 10], [20, 20]], [[1, 1], [2, 2]]],
                 {
                     "lookup_dim": [1, 20, 40],
                     "dim":["A", "B"],