Support newer Python versions / Unsupport older Python versions (#89)

* Fix tox run

* Add settings to gitignore

* Add testing for multiple SQLA versions. Drop py36 testing

* Drop py36 tests. Add 3.8, 3.9 and pypy-3.8

* Update supported languages

* Update changelog

Author: fayazkhan

.github/workflows/run-tests.yml

@@ -14,18 +14,24 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - "3.6"
           - "3.7"
+          - "3.8"
+          - "3.9"
+          - "pypy-3.8"
         sqlalchemy-version:
           - "1.0.0"
           - "1.1.0"
           - "1.2.0"
           - "1.3.0"
         include:
-          - os: ubuntu-20.04
-            python-version: "3.6"
           - os: ubuntu-22.04
             python-version: "3.7"
+          - os: ubuntu-latest
+            python-version: "3.8"
+          - os: ubuntu-latest
+            python-version: "3.9"
+          - os: ubuntu-latest
+            python-version: "pypy-3.8"
 
     runs-on: ${{ matrix.os }}
     steps:

.gitignore

@@ -26,4 +26,5 @@ __pycache__
 _build
 .ropeproject
 _themes
-.aider.*
+.aider.*
+.vscode/

CHANGES.rst

@@ -1,9 +1,10 @@
 0.2.6 (2020-XX-XX)
 ==================
 
-see issue #63 & #87
+see issues #63, #87 & #89
 
 - Support for joined-table inheritance
+- Restrict to Python 3.7 - 3.9
 - Restrict to SQLA 1.0 - 1.3
 
 0.2.5 (2019-07-23)

setup.py

@@ -32,13 +32,10 @@ def read(name):
         "Natural Language :: English",
         "Operating System :: OS Independent",
         "Programming Language :: Python",
-        "Programming Language :: Python :: 2.6",
-        "Programming Language :: Python :: 2.7",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.4",
-        "Programming Language :: Python :: 3.5",
-        "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "Framework :: Pyramid",
         "Framework :: Flask",
         "Topic :: Internet",

tox.ini

@@ -1,8 +1,12 @@
 # content of: tox.ini , put in same dir as setup.py
 [tox]
-envlist = py27,py36,py37,py38,pypy
+envlist = py3{7-9}-sqla1{0-3},pypy38-sqla1{0-3}
+requires = tox-uv
 [testenv]
 deps=
-    -rrequirements.txt
-    nose
+    sqla10: SQLAlchemy~=1.0.0
+    sqla11: SQLAlchemy~=1.1.0
+    sqla12: SQLAlchemy~=1.2.0
+    sqla13: SQLAlchemy~=1.3.0
+    -rrequirements-test.txt
 commands=nosetests