bpo-37645: add new function _PyObject_FunctionStr() (GH-14890)

Additional note: the `method_check_args` function in `Objects/descrobject.c` is written in such a way that it applies to all kinds of descriptors. In particular, a future re-implementation of `wrapper_descriptor` could use that code.

CC @vstinner @encukou 


https://bugs.python.org/issue37645



Automerge-Triggered-By: @encukou

1 files changed, 19 insertions, 19 deletions

diff --git a/Lib/test/test_extcall.py b/Lib/test/test_extcall.py
index d9dcb709f7..4edb6680e0 100644
--- a/Lib/test/test_extcall.py
+++ b/Lib/test/test_extcall.py
@@ -52,15 +52,15 @@ Here we add keyword arguments
     >>> f(1, 2, **{'a': -1, 'b': 5}, **{'a': 4, 'c': 6})
     Traceback (most recent call last):
         ...
-    TypeError: f() got multiple values for keyword argument 'a'
+    TypeError: test.test_extcall.f() got multiple values for keyword argument 'a'
     >>> f(1, 2, **{'a': -1, 'b': 5}, a=4, c=6)
     Traceback (most recent call last):
         ...
-    TypeError: f() got multiple values for keyword argument 'a'
+    TypeError: test.test_extcall.f() got multiple values for keyword argument 'a'
     >>> f(1, 2, a=3, **{'a': 4}, **{'a': 5})
     Traceback (most recent call last):
         ...
-    TypeError: f() got multiple values for keyword argument 'a'
+    TypeError: test.test_extcall.f() got multiple values for keyword argument 'a'
     >>> f(1, 2, 3, *[4, 5], **{'a':6, 'b':7})
     (1, 2, 3, 4, 5) {'a': 6, 'b': 7}
     >>> f(1, 2, 3, x=4, y=5, *(6, 7), **{'a':8, 'b': 9})
@@ -118,7 +118,7 @@ Verify clearing of SF bug #733667
     >>> g(*Nothing())
     Traceback (most recent call last):
       ...
-    TypeError: g() argument after * must be an iterable, not Nothing
+    TypeError: test.test_extcall.g() argument after * must be an iterable, not Nothing
 
     >>> class Nothing:
     ...     def __len__(self): return 5
@@ -127,7 +127,7 @@ Verify clearing of SF bug #733667
     >>> g(*Nothing())
     Traceback (most recent call last):
       ...
-    TypeError: g() argument after * must be an iterable, not Nothing
+    TypeError: test.test_extcall.g() argument after * must be an iterable, not Nothing
 
     >>> class Nothing():
     ...     def __len__(self): return 5
@@ -247,17 +247,17 @@ What about willful misconduct?
     >>> h(*h)
     Traceback (most recent call last):
       ...
-    TypeError: h() argument after * must be an iterable, not function
+    TypeError: test.test_extcall.h() argument after * must be an iterable, not function
 
     >>> h(1, *h)
     Traceback (most recent call last):
       ...
-    TypeError: h() argument after * must be an iterable, not function
+    TypeError: test.test_extcall.h() argument after * must be an iterable, not function
 
     >>> h(*[1], *h)
     Traceback (most recent call last):
       ...
-    TypeError: h() argument after * must be an iterable, not function
+    TypeError: test.test_extcall.h() argument after * must be an iterable, not function
 
     >>> dir(*h)
     Traceback (most recent call last):
@@ -268,38 +268,38 @@ What about willful misconduct?
     >>> nothing(*h)
     Traceback (most recent call last):
       ...
-    TypeError: NoneType object argument after * must be an iterable, \
+    TypeError: None argument after * must be an iterable, \
 not function
 
     >>> h(**h)
     Traceback (most recent call last):
       ...
-    TypeError: h() argument after ** must be a mapping, not function
+    TypeError: test.test_extcall.h() argument after ** must be a mapping, not function
 
     >>> h(**[])
     Traceback (most recent call last):
       ...
-    TypeError: h() argument after ** must be a mapping, not list
+    TypeError: test.test_extcall.h() argument after ** must be a mapping, not list
 
     >>> h(a=1, **h)
     Traceback (most recent call last):
       ...
-    TypeError: h() argument after ** must be a mapping, not function
+    TypeError: test.test_extcall.h() argument after ** must be a mapping, not function
 
     >>> h(a=1, **[])
     Traceback (most recent call last):
       ...
-    TypeError: h() argument after ** must be a mapping, not list
+    TypeError: test.test_extcall.h() argument after ** must be a mapping, not list
 
     >>> h(**{'a': 1}, **h)
     Traceback (most recent call last):
       ...
-    TypeError: h() argument after ** must be a mapping, not function
+    TypeError: test.test_extcall.h() argument after ** must be a mapping, not function
 
     >>> h(**{'a': 1}, **[])
     Traceback (most recent call last):
       ...
-    TypeError: h() argument after ** must be a mapping, not list
+    TypeError: test.test_extcall.h() argument after ** must be a mapping, not list
 
     >>> dir(**h)
     Traceback (most recent call last):
@@ -309,7 +309,7 @@ not function
     >>> nothing(**h)
     Traceback (most recent call last):
       ...
-    TypeError: NoneType object argument after ** must be a mapping, \
+    TypeError: None argument after ** must be a mapping, \
 not function
 
     >>> dir(b=1, **{'b': 1})
@@ -351,17 +351,17 @@ Test a kwargs mapping with duplicated keys.
     >>> g(**MultiDict([('x', 1), ('x', 2)]))
     Traceback (most recent call last):
       ...
-    TypeError: g() got multiple values for keyword argument 'x'
+    TypeError: test.test_extcall.g() got multiple values for keyword argument 'x'
 
     >>> g(a=3, **MultiDict([('x', 1), ('x', 2)]))
     Traceback (most recent call last):
       ...
-    TypeError: g() got multiple values for keyword argument 'x'
+    TypeError: test.test_extcall.g() got multiple values for keyword argument 'x'
 
     >>> g(**MultiDict([('a', 3)]), **MultiDict([('x', 1), ('x', 2)]))
     Traceback (most recent call last):
       ...
-    TypeError: g() got multiple values for keyword argument 'x'
+    TypeError: test.test_extcall.g() got multiple values for keyword argument 'x'
 
 Another helper function