Raise deprecation warnings with Python 3.6 and 3.7 (#754)

* Add deprecation warnings for Python 3.6 and 3.7

* Remove arrays from exclude in Github action

* Run tests and minimum dependencies on python 3.8

* Run linting and publish on 3.8

* Ignore D401 warnings

* Update setup.cfg

* Update testing.yml

.github/workflows/linting.yml

@@ -36,7 +36,7 @@ jobs:
         fail-fast: false
         matrix:
             os: ["ubuntu-latest"]
-            python-version: ["3.7"]
+            python-version: ["3.8"]
     name: Style check
     defaults:
       run:

.github/workflows/python-publish.yml

@@ -17,7 +17,7 @@ jobs:
     - name: Set up Python
       uses: actions/setup-python@v2
       with:
-        python-version: '3.7'
+        python-version: '3.8'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip

.github/workflows/testing.yml

@@ -39,6 +39,15 @@ jobs:
         matrix:
             os: ["ubuntu-latest", "macos-latest"]
             python-version: ["3.6", "3.7", "3.8", "3.9", "3.10"]
+            include:
+              # ubuntu-20.04 is used only to test python 3.6
+              - os: "ubuntu-20.04"
+                python-version: "3.6"
+            exclude:
+              # ubuntu-latest does not support python 3.6
+              - os: "ubuntu-latest"
+                python-version: "3.6"
+
     defaults:
       run:
         shell: bash
@@ -70,7 +79,7 @@ jobs:
         fail-fast: false
         matrix:
             os: ["ubuntu-latest"]
-            python-version: ["3.6"]
+            python-version: ["3.8"]
     defaults:
       run:
         shell: bash
@@ -79,7 +88,7 @@ jobs:
       - name: 'Set up python'
         uses: actions/setup-python@v2
         with:
-            python-version: 3.6
+            python-version: 3.8
       - name: 'Install NiMARE'
         shell: bash {0}
         run: pip install -e .[minimum,tests,peaks2maps-cpu]
@@ -102,7 +111,7 @@ jobs:
         fail-fast: false
         matrix:
             os: ["ubuntu-latest"]
-            python-version: ["3.7"]
+            python-version: ["3.8"]
     defaults:
       run:
         shell: bash
@@ -134,7 +143,7 @@ jobs:
         fail-fast: false
         matrix:
             os: ["ubuntu-latest"]
-            python-version: ["3.7"]
+            python-version: ["3.8"]
     defaults:
       run:
         shell: bash
@@ -166,7 +175,7 @@ jobs:
         fail-fast: false
         matrix:
             os: ["ubuntu-latest"]
-            python-version: ["3.7"]
+            python-version: ["3.8"]
     defaults:
       run:
         shell: bash

nimare/__init__.py

@@ -1,5 +1,6 @@
 """NiMARE: Neuroimaging Meta-Analysis Research Environment."""
 import logging
+import sys
 import warnings
 
 from ._version import get_versions
@@ -40,3 +41,34 @@
     ]
 
 del get_versions
+
+
+def _py367_deprecation_warning():
+    """Deprecation warnings message.
+
+    Notes
+    -----
+    Adapted from Nilearn.
+    """
+    py36_warning = (
+        "Python 3.6 and 3.7 support is deprecated and will be removed in release 0.1.0 of NiMARE. "
+        "Consider switching to Python 3.8, 3.9 or 3.10."
+    )
+    warnings.filterwarnings("once", message=py36_warning)
+    warnings.warn(message=py36_warning, category=FutureWarning, stacklevel=3)
+
+
+def _python_deprecation_warnings():
+    """Raise deprecation warnings.
+
+    Notes
+    -----
+    Adapted from Nilearn.
+    """
+    if sys.version_info.major == 3 and (
+        sys.version_info.minor == 6 or sys.version_info.minor == 7
+    ):
+        _py367_deprecation_warning()
+
+
+_python_deprecation_warnings()

setup.cfg

@@ -121,5 +121,7 @@ max-line-length = 99
 exclude = *build/,_version.py
 putty-ignore =
     */__init__.py : +F401
+per-file-ignores =
+    */__init__.py:D401
 ignore = E203,E402,E722,W503
 docstring-convention = numpy