Fix bug in merge_livy_pr.py because incubator-livy-website repo has no branch it's name started with "branch-"
diff --git a/merge_livy_pr.py b/merge_livy_pr.py
index b527a29..7296aef 100755
--- a/merge_livy_pr.py
+++ b/merge_livy_pr.py
@@ -359,7 +359,7 @@
original_head = get_current_ref()
branches = get_json("%s/branches" % GITHUB_API_BASE)
- branch_names = filter(lambda x: x.startswith("branch-"), [x['name'] for x in branches])
+ branch_names = [x['name'] for x in branches]
# Assumes branch names can be sorted lexicographically
latest_branch = sorted(branch_names, reverse=True)[0]