AMBARI-26100: Fix all python script file to python3 (apache#3799)

* fix: python script file to python3

ambari-agent/conf/unix/agent-multiplier.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.

ambari-agent/conf/unix/upgrade_agent_configs.py

@@ -1,4 +1,4 @@
-#!/usr/bin/ambari-python-wrap
+#!/usr/bin/env ambari-python-wrap
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file
@@ -56,4 +56,4 @@
   else:
     print("Values are not updated, configs {0} is not found".format(CONFIG_FILE))
 else:
-  print("Values are not updated, backup {0} is not found".format(CONFIG_FILE_BACKUP))
+  print("Values are not updated, backup {0} is not found".format(CONFIG_FILE_BACKUP))

ambari-agent/conf/windows/service_wrapper.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/ActionQueue.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/AgentException.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/BackgroundCommandExecutionHandle.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/ClusterCache.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/CommandHooksOrchestrator.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/ComponentStatusExecutor.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/ComponentVersionReporter.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/ExitHelper.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/Facter.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env ambari-python-wrap
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/Grep.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.

ambari-agent/src/main/python/ambari_agent/HostStatusReporter.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/NetUtil.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.

ambari-agent/src/main/python/ambari_agent/RecoveryManager.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.

ambari-agent/src/main/python/ambari_agent/RemoteDebugUtils.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/StaleAlertsMonitor.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.

ambari-agent/src/main/python/ambari_agent/Utils.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/alerts/__init__.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/alerts/collector.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file
@@ -91,7 +90,4 @@ def alerts(self):
       self.__buckets.clear()
       return alerts
     finally:
-      self.__lock.release()
-
-
-
+      self.__lock.release()

ambari-agent/src/main/python/ambari_agent/apscheduler/__init__.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 version_info = (2, 1, 2)
 version = '.'.join(str(n) for n in version_info[:3])
 release = '.'.join(str(n) for n in version_info)

ambari-agent/src/main/python/ambari_agent/apscheduler/events.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 __all__ = ('EVENT_SCHEDULER_START', 'EVENT_SCHEDULER_SHUTDOWN',
            'EVENT_JOBSTORE_ADDED', 'EVENT_JOBSTORE_REMOVED',
            'EVENT_JOBSTORE_JOB_ADDED', 'EVENT_JOBSTORE_JOB_REMOVED',

ambari-agent/src/main/python/ambari_agent/apscheduler/job.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Jobs represent scheduled tasks.
 """

ambari-agent/src/main/python/ambari_agent/apscheduler/jobstores/__init__.py

@@ -0,0 +1 @@
+#!/usr/bin/env python3

ambari-agent/src/main/python/ambari_agent/apscheduler/jobstores/base.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Abstract base class that provides the interface needed by all job stores.
 Job store methods are also documented here.

ambari-agent/src/main/python/ambari_agent/apscheduler/jobstores/mongodb_store.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Stores jobs in a MongoDB database.
 """

ambari-agent/src/main/python/ambari_agent/apscheduler/jobstores/ram_store.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Stores jobs in an array in RAM. Provides no persistence support.
 """

ambari-agent/src/main/python/ambari_agent/apscheduler/jobstores/redis_store.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Stores jobs in a Redis database.
 """

ambari-agent/src/main/python/ambari_agent/apscheduler/jobstores/shelve_store.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Stores jobs in a file governed by the :mod:`shelve` module.
 """

ambari-agent/src/main/python/ambari_agent/apscheduler/jobstores/sqlalchemy_store.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Stores jobs in a database table using SQLAlchemy.
 """

ambari-agent/src/main/python/ambari_agent/apscheduler/scheduler.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 This module is the main part of the library. It houses the Scheduler class
 and related exceptions.

ambari-agent/src/main/python/ambari_agent/apscheduler/threadpool.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Generic thread pool class. Modeled after Java's ThreadPoolExecutor.
 Please note that this ThreadPool does *not* fully implement the PEP 3148

ambari-agent/src/main/python/ambari_agent/apscheduler/triggers/__init__.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 from apscheduler.triggers.cron import CronTrigger
 from apscheduler.triggers.interval import IntervalTrigger
 from apscheduler.triggers.simple import SimpleTrigger

ambari-agent/src/main/python/ambari_agent/apscheduler/triggers/cron/__init__.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 from datetime import date, datetime
 
 from apscheduler.triggers.cron.fields import *

ambari-agent/src/main/python/ambari_agent/apscheduler/triggers/cron/expressions.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 This module contains the expressions applicable for CronTrigger's fields.
 """

ambari-agent/src/main/python/ambari_agent/apscheduler/triggers/cron/fields.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Fields represent CronTrigger options which map to :class:`~datetime.datetime`
 fields.

ambari-agent/src/main/python/ambari_agent/apscheduler/triggers/interval.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 from datetime import datetime, timedelta
 from math import ceil
 

ambari-agent/src/main/python/ambari_agent/apscheduler/triggers/simple.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 from apscheduler.util import convert_to_datetime
 
 

ambari-agent/src/main/python/ambari_agent/apscheduler/util.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 This module contains several handy functions primarily meant for internal use.
 """

ambari-agent/src/main/python/ambari_agent/debug.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file
@@ -47,5 +46,4 @@ def main():
   debug_process(pid)
 
 if __name__=='__main__':
-  main()
-
+  main()

ambari-agent/src/main/python/ambari_agent/listeners/CommandsEventListener.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/listeners/ConfigurationEventListener.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/listeners/HostLevelParamsEventListener.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/listeners/MetadataEventListener.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/listeners/TopologyEventListener.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/models/__init__.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/models/commands.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/ambari_agent/models/hooks.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/main/python/setup.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 # Licensed to the Apache Software Foundation (ASF) under one or more
 # contributor license agreements.  See the NOTICE file distributed with
 # this work for additional information regarding copyright ownership.

ambari-agent/src/test/python/ambari_agent/BaseStompServerTestCase.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/ambari_agent/TestCommandHooksOrchestrator.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 """
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/ambari_agent/TestKerberosCommon.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/ambari_agent/TestMain.py

@@ -1,5 +1,4 @@
 #!/usr/bin/env python3
-
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestContentSources.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestDataStructureUtils.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestDatanodeHelper.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestDirectoryResource.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestEncryption.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestExecuteHadoopResource.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestExecuteResource.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestFcntlBasedProcessLock.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestFileResource.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestFileSystem.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestGetPathFromUrl.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestGroupResource.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestLibraryFunctions.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestLinkResource.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestMonitorWebserverResource.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestPackageResource.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file

ambari-agent/src/test/python/resource_management/TestRepositoryResource.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 '''
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file