Test fixes for changes in recent upstream Python (#582)

Author: AdamWill

toolz/tests/test_functoolz.py

@@ -738,10 +738,13 @@ def f(a, b):
 def test_excepts():
     # These are descriptors, make sure this works correctly.
     assert excepts.__name__ == 'excepts'
+    # in Python < 3.13 the second line is indented, in 3.13+
+    # it is not, strip all lines to fudge it
+    testlines = "\n".join((line.strip() for line in excepts.__doc__.splitlines()))
     assert (
         'A wrapper around a function to catch exceptions and\n'
-        '    dispatch to a handler.\n'
-    ) in excepts.__doc__
+        'dispatch to a handler.\n'
+    ) in testlines
 
     def idx(a):
         """idx docstring

toolz/tests/test_inspect_args.py

@@ -2,6 +2,7 @@
 import inspect
 import itertools
 import operator
+import sys
 import toolz
 from toolz.functoolz import (curry, is_valid_args, is_partial_args, is_arity,
                              num_required_args, has_varargs, has_keywords)
@@ -482,6 +483,22 @@ def __wrapped__(self):
     wrapped = Wrapped(func)
     assert inspect.signature(func) == inspect.signature(wrapped)
 
-    assert num_required_args(Wrapped) is None
-    _sigs.signatures[Wrapped] = (_sigs.expand_sig((0, lambda func: None)),)
+    # inspect.signature did not used to work properly on wrappers,
+    # but it was fixed in Python 3.11.9, Python 3.12.3 and Python
+    # 3.13+
+    inspectbroken = True
+    if sys.version_info.major > 3:
+        inspectbroken = False
+    if sys.version_info.major == 3:
+        if sys.version_info.minor == 11 and sys.version_info.micro > 8:
+            inspectbroken = False
+        if sys.version_info.minor == 12 and sys.version_info.micro > 2:
+            inspectbroken = False
+        if sys.version_info.minor > 12:
+            inspectbroken = False
+
+    if inspectbroken:
+        assert num_required_args(Wrapped) is None
+        _sigs.signatures[Wrapped] = (_sigs.expand_sig((0, lambda func: None)),)
+
     assert num_required_args(Wrapped) == 1