sync: Show number of running fetch jobsv2.34

Last of the recent `repo sync` UX changes. Show number of fetch jobs eg:
"Fetching:  3% (8/251) 0:03 | 8 jobs | 0:01 chromiumos/overlays/chrom.."

Bug: https://crbug.com/gerrit/11293
Change-Id: I1b3dcf3e56ae6731c6c6cb73cfce069b2f374b69
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/374920
Reviewed-by: Josip Sokcevic <sokcevic@google.com>
Commit-Queue: Gavin Mak <gavinmak@google.com>
Tested-by: Gavin Mak <gavinmak@google.com>
Reviewed-by: Joanna Wang <jojwang@google.com>

1 files changed, 5 insertions, 4 deletions

diff --git a/progress.py b/progress.py
index 6686ad4a..69c95927 100644
--- a/progress.py
+++ b/progress.py
@@ -76,6 +76,10 @@ def elapsed_str(total):
     return ret
 
 
+def jobs_str(total):
+    return f"{total} job{'s' if total > 1 else ''}"
+
+
 class Progress(object):
     def __init__(
         self,
@@ -170,10 +174,7 @@ class Progress(object):
         else:
             p = (100 * self._done) / self._total
             if self._show_jobs:
-                jobs = "[%d job%s] " % (
-                    self._active,
-                    "s" if self._active > 1 else "",
-                )
+                jobs = f"[{jobs_str(self._active)}] "
             else:
                 jobs = ""
             if self._show_elapsed: