Support Python 3.11

Author: KotlinIsland

.github/workflows/test.yml

@@ -14,7 +14,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: ['3.8', '3.9', '3.10.6']
+        python-version: ['3.8', '3.9', '3.10.6', '3.11']
 
     steps:
     - uses: actions/checkout@v3

pyproject.toml

@@ -19,6 +19,7 @@ classifiers = [
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "Topic :: Scientific/Engineering"
 ]
 packages = [
@@ -30,12 +31,13 @@ packages = [
 "Documentation" = "https://pandas.pydata.org/pandas-docs/stable"
 
 [tool.poetry.dependencies]
-python = ">=3.8,<3.11"
+python = ">=3.8,<3.12"
 types-pytz = ">= 2022.1.1"
 
 [tool.poetry.dev-dependencies]
 mypy = "==0.990"
-pyarrow = ">=9.0.0"
+# Until pyarrow releases wheels for 3.11 this is required to make the ci pass
+pyarrow = { version = ">=9.0.0", python = "<3.11" }
 pytest = ">=7.1.2"
 pyright = ">=1.1.278"
 poethepoet = "0.16.0"
@@ -47,8 +49,8 @@ pre-commit = ">=2.19.0"
 black = ">=22.8.0"
 isort = ">=5.10.1"
 openpyxl = ">=3.0.10"
-tables = ">=3.7.0"
-lxml = ">=4.7.1,<4.9.0"
+tables = { version = ">=3.7.0", python = "<3.11" }
+lxml = { version = ">=4.7.1,<4.9.0", python = "<3.11" }
 pyreadstat = ">=1.1.9"
 xlrd = ">=2.0.1"
 pyxlsb = ">=1.0.9"

tests/test_io.py

@@ -5,6 +5,7 @@
 import pathlib
 from pathlib import Path
 import sqlite3
+import sys
 from typing import (
     TYPE_CHECKING,
     Any,
@@ -69,6 +70,10 @@
 CWD = os.path.split(os.path.abspath(__file__))[0]
 
 
+if sys.version_info >= (3, 11):
+    # This is only needed temporarily due to no wheels being available for arrow on 3.11
+    _arrow = pytest.importorskip("arrow")
+
 @pytest.mark.skipif(WINDOWS, reason="ORC not available on windows")
 def test_orc():
     with ensure_clean() as path: