feat(ci): test on Python 3.5

Author: chaimleib

.github/workflows/tests.yml

@@ -17,8 +17,10 @@ jobs:
   pytest:
     strategy:
       matrix:
-        python-version: ["3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14.0-alpha.5"]
+        python-version: ["3.5", "3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14.0-alpha.5"]
         include:
+          - python-version: "3.5"
+            os: ubuntu-20.04
           - python-version: "3.6"
             os: ubuntu-20.04
           - python-version: "3.7"
@@ -48,7 +50,6 @@ jobs:
       run: python -c "import sys; print(sys.version)"
     - name: Install dependencies
       run: |
-        python -m pip install --upgrade pip
         pip install -r requirements/pytest.txt
     - name: Test with pytest
       run: |
@@ -64,7 +65,6 @@ jobs:
       run: python2 -c "import sys; print(sys.version)"
     - name: Install dependencies
       run: |
-        python2 -m pip install --upgrade pip
         pip2 install -r requirements/pytest.txt
     - name: Test with pytest
       run: |

README.md

@@ -26,7 +26,7 @@ pip install intervaltree
 Features
 --------
 
-* Supports Python 2.7 and Python 3.6+ (Tested under 2.7, and 3.6 thru 3.11)
+* Supports Python 2.7 and Python 3.5+ (Tested under 2.7, and 3.5 thru 3.14)
 * Initializing
     * blank `tree = IntervalTree()`
     * from an iterable of `Interval` objects (`tree = IntervalTree(intervals)`)

pyproject.toml

@@ -17,6 +17,7 @@ classifiers = [
         'Programming Language :: Python :: 2',
         'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3',
+        'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',