style: use `import error` everywhere

Align with Google style guides and `import error` as a module rather
than import classes out of it.

Change-Id: I8686fbe7887bd6ceac7a07877af63934f0d0ddd2
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/647563
Commit-Queue: Mike Frysinger <vapier@google.com>
Reviewed-by: Gavin Mak <gavinmak@google.com>
Reviewed-by: Insaf Latypov <saferif@google.com>
Tested-by: Mike Frysinger <vapier@google.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/fetch.py b/fetch.py
index 509a0fcbd..7e9a528b4 100644
--- a/fetch.py
+++ b/fetch.py
@@ -19,10 +19,10 @@ import sys
 from urllib.parse import urlparse
 from urllib.request import urlopen
 
-from error import RepoExitError
+import error
 
 
-class FetchFileError(RepoExitError):
+class FetchFileError(error.RepoExitError):
     """Exit error when fetch_file fails."""