--- a/hgext/fastannotate/commands.py	Tue Oct 08 19:35:30 2019 -0700
+++ b/hgext/fastannotate/commands.py	Sun Oct 06 20:17:41 2019 -0700
@@ -218,7 +218,7 @@
     paths = list(_matchpaths(repo, rev, pats, opts, aopts))
 
     # for client, prefetch from the server
-    if util.safehasattr(repo, b'prefetchfastannotate'):
+    if util.safehasattr(repo, 'prefetchfastannotate'):
         repo.prefetchfastannotate(paths)
 
     for path in paths:
@@ -273,7 +273,7 @@
 
     # check if we need to do prefetch (client-side)
     rev = opts.get(r'rev')
-    if util.safehasattr(repo, b'prefetchfastannotate') and rev is not None:
+    if util.safehasattr(repo, 'prefetchfastannotate') and rev is not None:
         paths = list(_matchpaths(repo, rev, pats, pycompat.byteskwargs(opts)))
         repo.prefetchfastannotate(paths)
 
@@ -320,7 +320,7 @@
     ctx = scmutil.revsingle(repo, rev)
     m = scmutil.match(ctx, pats, opts)
     paths = list(ctx.walk(m))
-    if util.safehasattr(repo, b'prefetchfastannotate'):
+    if util.safehasattr(repo, 'prefetchfastannotate'):
         # client
         if opts.get(b'REV'):
             raise error.Abort(_(b'--rev cannot be used for client'))