[gentoo-commits] proj/pkgcore/pkgcore:master commit in: src/pkgcore/config/

["Arthur Zamarin" <arthurzam@gentoo.org>]

commit:     8384c20cc1b33a31ff1e49e61a4547c109b0d8e4
Author:     Brian Harring <ferringb <AT> gmail <DOT> com>
AuthorDate: Sun Jan 15 05:09:42 2023 +0000
Commit:     Arthur Zamarin <arthurzam <AT> gentoo <DOT> org>
CommitDate: Tue Jan 17 20:49:46 2023 +0000
URL:        https://gitweb.gentoo.org/proj/pkgcore/pkgcore.git/commit/?id=8384c20c

fix(config): add exception chaining for an internal error.

This code was written before exception chaining, but it's esoteric
enough we very much want the chain to be thrown.

Signed-off-by: Brian Harring <ferringb <AT> gmail.com>
Signed-off-by: Arthur Zamarin <arthurzam <AT> gentoo.org>

 src/pkgcore/config/basics.py | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/pkgcore/config/basics.py b/src/pkgcore/config/basics.py
index 2bc3e1c9b..91e16dabf 100644
--- a/src/pkgcore/config/basics.py
+++ b/src/pkgcore/config/basics.py
@@ -86,13 +86,12 @@ class ConfigType:
         if not getattr(hint_overrides, "authorative", None):
             try:
                 code = getattr(func_obj, "__code__")
-            except AttributeError:
+            except AttributeError as e:
                 if func_obj != object.__init__:
                     raise TypeError(
-                        "func %s has no %r attribute; likely a "
+                        f"func {original_func_obj!r} isn't usable; likely a "
                         "builtin object which can't be introspected without hints"
-                        % (original_func_obj, "__code__")
-                    )
+                    ) from e
             else:
                 if code.co_argcount and code.co_varnames[0] == "self":
                     args = code.co_varnames[1 : code.co_argcount]