Merge changes I92bb6ce6,I0ac871b6 into main

* changes:
  Suppress broad-exception-caught lint.
  Fix raise-missing-from lint.

2 files changed, 3 insertions, 3 deletions

diff --git a/external_updater.py b/external_updater.py
index 7ad47c4..5ed558a 100644
--- a/external_updater.py
+++ b/external_updater.py
@@ -244,7 +244,7 @@ def validate(args: argparse.Namespace) -> None:
         print(f'Validating {canonical_path}')
         updater, _ = build_updater(paths[0])
         print(updater.validate())
-    except Exception:
+    except Exception:  # pylint: disable=broad-exception-caught
         logging.exception("Failed to check or update %s", paths)
 
 
diff --git a/fileutils.py b/fileutils.py
index d211437..0432d5a 100644
--- a/fileutils.py
+++ b/fileutils.py
@@ -146,7 +146,7 @@ def canonicalize_project_path(proj_path: Path) -> Path:
     """
     try:
         return get_relative_project_path(proj_path)
-    except ValueError:
+    except ValueError as ex:
         # A less common use case, but the path might be to a non-local tree,
         # in which case the path will not be relative to our tree. This
         # happens when using external_updater in another project like the NDK
@@ -158,7 +158,7 @@ def canonicalize_project_path(proj_path: Path) -> Path:
         # hasn't existed before, so it has no canonical form.
         raise ValueError(
             f"{proj_path} must be either an absolute path or relative to {external_path()}"
-        )
+        ) from ex
 
 
 def read_metadata(proj_path: Path) -> metadata_pb2.MetaData: