Fix formatting for Python 2.6

Daniel Holth · djc · commit 9324ae415c49 · 2016-05-05T22:24:44.000+02:00
diff --git a/couchdb/loader.py b/couchdb/loader.py
@@ -106,7 +106,7 @@ def main():
     try:
         directory = sys.argv[1]
     except IndexError:
-        sys.stderr.write("Usage:\n\t{} [directory]\n".format(sys.argv[0]))
+        sys.stderr.write("Usage:\n\t{0} [directory]\n".format(sys.argv[0]))
         sys.exit(1)
     obj = load_design_doc(directory)
     sys.stdout.write(json.dumps(obj, indent=2))
