Fix test system on Python 2.6.6

test/replication/cluster.test.py

@@ -11,7 +11,7 @@ print '-------------------------------------------------------------'
 new_uuid = '8c7ff474-65f9-4abe-81a4-a3e1019bb1ae'
 
 # Requires panic_on_wal_error = false
-server.admin("box.space._cluster:replace{{1, '{}'}}".format(new_uuid))
+server.admin("box.space._cluster:replace{{1, '{0}'}}".format(new_uuid))
 server.admin("box.info.server.uuid")
 
 # Check log message

test/test-run.py

@@ -153,7 +153,7 @@ def main():
     failed_tests = []
 
     try:
-        color_stdout("Started {}\n".format(" ".join(sys.argv)), schema='tr_text')
+        color_stdout("Started {0}\n".format(" ".join(sys.argv)), schema='tr_text')
         suite_names = []
         if options.args.suites != []:
             suite_names = options.args.suites
@@ -166,7 +166,7 @@ def main():
 
         TarantoolServer.find_exe(options.args.builddir)
         UnittestServer.find_exe(options.args.builddir)
-        
+
 
         for suite in suites:
             failed_tests.extend(suite.run_all())