tools/git_svn_gotorev.py: make assert message nicer

26b71b48 · Michael Arntzenius · 0583e2e4 · 26b71b48
Commit 26b71b48 authored Mar 20, 2015 by Michael Arntzenius
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tools/git_svn_gotorev.py tools/git_svn_gotorev.py +1 -1

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--- a/tools/git_svn_gotorev.py
+++ b/tools/git_svn_gotorev.py
@@ -45,7 +45,7 @@ def find_rev(svn_id, fetch_if_necessary=True):
 if __name__ == "__main__":
    repo, svn_rev, patch_dir = sys.argv[1:]
    svn_rev = int(svn_rev)
-    assert os.path.isdir(repo)
+    assert os.path.isdir(repo), "Expected to find repo directory at %s" % (repo,)
    commit, rid = find_rev(svn_rev)