pythongh-118876: Set ns.temp before invoking its is_absolute method

Fixes an AttributeError that occurs when checking if ns.temp is an absolute path during building from source on Windows.

PC/layout/main.py

@@ -599,6 +599,13 @@ def main():
  ns.source = ns.source or (Path(__file__).resolve().parent.parent.parent)
  ns.build = ns.build or Path(sys.executable).parent
  ns.doc_build = ns.doc_build or (ns.source / "Doc" / "build")
+ if ns.copy and not ns.copy.is_absolute():
+ ns.copy = (Path.cwd() / ns.copy).resolve()
+ if not ns.temp:
+ if ns.copy and getattr(os.path, "isdevdrive", lambda d: False)(ns.copy):
+ ns.temp = ns.copy.with_name(ns.copy.name + "_temp")
+ else:
+ ns.temp = Path(tempfile.mkdtemp())
  if not ns.source.is_absolute():
  ns.source = (Path.cwd() / ns.source).resolve()
  if not ns.build.is_absolute():
@@ -617,21 +624,11 @@ def main():
  else:
  ns.arch = "amd64"
 
- if ns.copy and not ns.copy.is_absolute():
- ns.copy = (Path.cwd() / ns.copy).resolve()
  if ns.zip and not ns.zip.is_absolute():
  ns.zip = (Path.cwd() / ns.zip).resolve()
  if ns.catalog and not ns.catalog.is_absolute():
  ns.catalog = (Path.cwd() / ns.catalog).resolve()
 
- if not ns.temp:
- # Put temp on a Dev Drive for speed if we're copying to one.
- # If not, the regular temp dir will have to do.
- if ns.copy and getattr(os.path, "isdevdrive", lambda d: False)(ns.copy):
- ns.temp = ns.copy.with_name(ns.copy.name + "_temp")
- else:
- ns.temp = Path(tempfile.mkdtemp())
-
  configure_logger(ns)
 
  log_info(