Merge pull request #308 from mdekstrand/tweak/drop37

Remove support for Python 3.7 and NumPy <1.19
lenskit · Feb 19, 2022 · f592194 · f592194
2 parents 9e471a6 + d137356
commit f592194
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Showing 7 changed files with 9 additions and 22 deletions.
diff --git a/.github/workflows/test-suite.yml b/.github/workflows/test-suite.yml
@@ -23,7 +23,6 @@ jobs:
       matrix:
         python:
         - "3.8"
-        - "3.7"
         - "3.9"
         - "3.10"
         platform:
@@ -173,7 +172,6 @@ jobs:
       fail-fast: false
       matrix:
         python:
-        - "3.7"
         - "3.8"
         - "3.9"
         - "3.10"
@@ -232,11 +230,12 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v1
         with:
-          python-version: '3.7'
+          python-version: '3.8'
           architecture: x64
 
       - name: Set up Python deps
         run: |
+          set -e
           python -m pip install -U pip
           python -m pip install -c min-constraints.txt .[test]
           python -m pip install pytest-cov

diff --git a/LICENSE.md b/LICENSE.md
@@ -1,4 +1,4 @@
-Copyright (c) 2018–2021 Boise State University
+Copyright (c) 2018–2022 Boise State University
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

diff --git a/lenskit/__init__.py b/lenskit/__init__.py
@@ -5,7 +5,7 @@
 
 from lenskit.algorithms import *  # noqa: F401,F403
 
-__version__ = '0.14.0'
+__version__ = '0.15.0'
 
 
 class DataWarning(UserWarning):

diff --git a/lenskit/sharing/shm.py b/lenskit/sharing/shm.py
@@ -3,14 +3,8 @@
 import pickle
 from . import sharing_mode, PersistedModel
 
-try:
-    import multiprocessing.shared_memory as shm
-    SHM_AVAILABLE = sys.platform != 'win32'
-except ImportError:
-    SHM_AVAILABLE = False
-
-if pickle.HIGHEST_PROTOCOL < 5:
-    import pickle5 as pickle
+import multiprocessing.shared_memory as shm
+SHM_AVAILABLE = sys.platform != 'win32'
 
 _log = logging.getLogger(__name__)
 
@@ -26,8 +20,6 @@ def persist_shm(model, dir=None):
     Returns:
         PersistedModel: The persisted object.
     """
-    if shm is None:
-        raise ImportError('multiprocessing.shared_memory')
 
     buffers = []
 

diff --git a/lenskit/util/parallel.py b/lenskit/util/parallel.py
@@ -17,9 +17,6 @@
 from lenskit.util.log import log_queue
 from lenskit.util.random import derive_seed, init_rng, get_root_seed
 
-if pickle.HIGHEST_PROTOCOL < 5:
-    import pickle5 as pickle
-
 _log = logging.getLogger(__name__)
 __work_model = None
 __work_func = None

diff --git a/min-constraints.txt b/min-constraints.txt
@@ -1,5 +1,5 @@
 pandas==1.0.0
-numpy==1.17.0
+numpy==1.19.0
 scipy==1.2.1
 numba==0.51.0
 pyarrow==0.15.1

diff --git a/pyproject.toml b/pyproject.toml
@@ -10,7 +10,6 @@ authors = [
 classifiers = [
     "License :: OSI Approved :: MIT License",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
@@ -19,11 +18,11 @@ classifiers = [
 ]
 readme = "README.md"
 license = { file = "LICENSE.md" }
-requires-python = ">= 3.7"
+requires-python = ">= 3.8"
 dynamic = ['version', 'description']
 dependencies = [
     "pandas >=1.0, ==1.*",
-    "numpy >= 1.17",
+    "numpy >= 1.19",
     "scipy >= 1.2",
     "numba >= 0.51, < 0.56",
     "cffi >= 1.12.2",