Merge pull request #91 from scrapy/py3.13

Python 3.13 support

.github/workflows/main.yml

@@ -48,10 +48,13 @@ jobs:
  - python-version: '3.12'
  env:
  TOXENV: py
+ - python-version: '3.13.0-rc.1'
+ env:
+ TOXENV: py
  steps:
  - uses: actions/checkout@v4
  - name: Install system libraries
- if: contains(matrix.python-version, 'pypy')
+ if: contains(matrix.python-version, 'pypy') || contains(matrix.python-version, 'beta')
  run: |
  sudo apt-get update
  sudo apt-get install libxml2-dev libxslt-dev

setup.py

@@ -35,6 +35,7 @@
  "Programming Language :: Python :: 3.10",
  "Programming Language :: Python :: 3.11",
  "Programming Language :: Python :: 3.12",
+ "Programming Language :: Python :: 3.13",
  "Programming Language :: Python :: Implementation :: CPython",
  "Programming Language :: Python :: Implementation :: PyPy",
  ],

tests/test_utils_python.py

@@ -1,6 +1,7 @@
 import functools
 import operator
 import platform
+import sys
 import unittest
 from typing import Any
 
@@ -48,16 +49,18 @@ def __call__(self, a, b, c):
  self.assertEqual(get_func_args(str.split, stripself=True), ["sep", "maxsplit"])
  self.assertEqual(get_func_args(" ".join, stripself=True), ["iterable"])
 
- if platform.python_implementation() == "CPython":
- # This didn't work on older versions of CPython: https://github.com/python/cpython/issues/86951
+ if sys.version_info >= (3, 13) or platform.python_implementation() == "PyPy":
+ # the correct and correctly extracted signature
+ self.assertEqual(
+ get_func_args(operator.itemgetter(2), stripself=True), ["obj"]
+ )
+ elif platform.python_implementation() == "CPython":
+ # ["args", "kwargs"] is a correct result for the pre-3.13 incorrect function signature
+ # [] is an incorrect result on even older CPython (https://github.com/python/cpython/issues/86951)
  self.assertIn(
  get_func_args(operator.itemgetter(2), stripself=True),
  [[], ["args", "kwargs"]],
  )
- elif platform.python_implementation() == "PyPy":
- self.assertEqual(
- get_func_args(operator.itemgetter(2), stripself=True), ["obj"]
- )
 
 
 if __name__ == "__main__":