Remove shebang from Python modules

This patch removes the shebang line from all Python modules.

For executable scripts, the shebang is best provided by distro
packaging and/or by console_scripts.

Closes #351

Change-Id: I0024b785b018dc362b148dee3006e5d1bae15587

lib/ClusterShell/CLI/Clubak.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2010-2012 CEA/DAM
 # Copyright (C) 2017 Stephane Thiell <sthiell@stanford.edu>

lib/ClusterShell/CLI/Clush.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2007-2016 CEA/DAM
 # Copyright (C) 2015-2017 Stephane Thiell <sthiell@stanford.edu>

lib/ClusterShell/CLI/Config.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2010-2016 CEA/DAM
 # Copyright (C) 2017 Stephane Thiell <sthiell@stanford.edu>

lib/ClusterShell/CLI/Display.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2010-2015 CEA/DAM
 #

lib/ClusterShell/CLI/Error.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2010-2012 CEA/DAM
 #

lib/ClusterShell/CLI/Nodeset.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2008-2016 CEA/DAM
 # Copyright (C) 2015-2017 Stephane Thiell <sthiell@stanford.edu>

lib/ClusterShell/CLI/OptionParser.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2010-2015 CEA/DAM
 #

lib/ClusterShell/CLI/Utils.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2010-2015 CEA/DAM
 #

lib/ClusterShell/Communication.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2010-2016 CEA/DAM
 # Copyright (C) 2010-2011 Henri Doreau <henri.doreau@cea.fr>

lib/ClusterShell/Gateway.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2010-2016 CEA/DAM
 # Copyright (C) 2010-2011 Henri Doreau <henri.doreau@cea.fr>

lib/ClusterShell/Propagation.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2010-2016 CEA/DAM
 # Copyright (C) 2010-2011 Henri Doreau <henri.doreau@cea.fr>

lib/ClusterShell/Topology.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2010-2016 CEA/DAM
 # Copyright (C) 2010-2011 Henri Doreau <henri.doreau@cea.fr>

setup.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 #
 # Copyright (C) 2008-2016 CEA/DAM
 # Copyright (C) 2016-2017 Stephane Thiell <sthiell@stanford.edu>

tests/CLIClubakTest.py

@@ -1,9 +1,7 @@
-#!/usr/bin/env python
 # ClusterShell.CLI.Clubak test suite
 # Written by S. Thiell
 
-
-"""Unit test for CLI/Clubak.py"""
+"""Unit test for CLI.Clubak"""
 
 import re
 from textwrap import dedent

tests/CLIClushTest.py

@@ -1,13 +1,12 @@
-#!/usr/bin/env python
 # ClusterShell.CLI.Clush test suite
 # Written by S. Thiell
 
-
-"""Unit test for CLI/Clush.py"""
+"""Unit test for CLI.Clush"""
 
 import codecs
 import errno
 import os
+from os.path import basename
 import pwd
 import re
 import signal
@@ -367,7 +366,8 @@ def run(self):
         kth = KillerThread()
         args = ["-w", HOSTNAME, "--worker=exec", "-q", "--nostdin", "-b",
                 "echo start; sleep 10"]
-        process = Popen(["../lib/ClusterShell/CLI/Clush.py"] + args,
+        python_exec = basename(sys.executable or 'python')
+        process = Popen([python_exec, '-m', 'ClusterShell.CLI.Clush'] + args,
                         stderr=PIPE, stdout=PIPE, bufsize=0)
         kth.pidkill = process.pid
         kth.start()

tests/CLIConfigTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell.CLI.Config test suite
 # Written by S. Thiell
 
-
 """Unit test for CLI.Config"""
 
 import resource

tests/CLIDisplayTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell.CLI.Display test suite
 # Written by S. Thiell
 
-
 """Unit test for CLI.Display"""
 
 import os

tests/CLINodesetTest.py

@@ -1,9 +1,7 @@
-#!/usr/bin/env python
 # ClusterShell.CLI.Nodeset test suite
 # Written by S. Thiell
 
-
-"""Unit test for CLI/Nodeset.py"""
+"""Unit test for CLI.Nodeset"""
 
 import random
 from textwrap import dedent

tests/CLIOptionParserTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell.CLI.OptionParser test suite
 # Written by S. Thiell
 
-
 """Unit test for CLI.OptionParser"""
 
 from optparse import OptionConflictError

tests/DefaultsTest.py

@@ -1,9 +1,7 @@
-#!/usr/bin/env python
 # ClusterShell.Defaults test suite
 # Written by S. Thiell
 
-
-"""Unit test for ClusterShell Defaults module"""
+"""Unit test for ClusterShell.Defaults"""
 
 from textwrap import dedent
 import sys

tests/MisusageTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell common library misusages"""
 
 import sys

tests/MsgTreeTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell MsgTree Class"""
 
 from operator import itemgetter

tests/NodeSetErrorTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell.NodeSet.NodeSet error handling test suite
 # Written by S. Thiell
 
-
 """Unit test for RangeSet errors"""
 
 import sys

tests/NodeSetGroupTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
-# ClusterShell.Node* test suite
-
-
-"""Unit test for NodeSet with Group support"""
+"""
+Unit test for NodeSet with Group support
+"""
 
 import copy
 import shutil

tests/NodeSetTest.py

@@ -1,9 +1,7 @@
-#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 # ClusterShell.NodeSet test suite
 # Written by S. Thiell (first version in 2007)
 
-
 """Unit test for NodeSet"""
 
 import binascii

tests/RangeSetErrorTest.py

@@ -1,9 +1,6 @@
-#!/usr/bin/env python
-# ClusterShell.NodeSet.RangeSet error handling test suite
-# Written by S. Thiell
-
-
-"""Unit test for RangeSet errors"""
+"""
+Unit test for RangeSet errors
+"""
 
 import copy
 import sys

tests/RangeSetNDTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell.RangeSet.RangeSetND test suite
 # Written by S. Thiell
 
-
 """Unit test for RangeSetND"""
 
 import sys

tests/RangeSetTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell.NodeSet.RangeSet test suite
 # Written by S. Thiell
 
-
 """Unit test for RangeSet"""
 
 import binascii

tests/StreamWorkerTest.py

@@ -1,5 +1,6 @@
-#!/usr/bin/env python
-# StreamWorker test suite
+"""
+Unit test for StreamWorker
+"""
 
 import os
 import unittest

tests/TLib.py

@@ -1,5 +1,6 @@
-
-"""Unit test small library"""
+"""
+Unit test library
+"""
 
 import os
 import socket

tests/TaskDistantMixin.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell (distant) test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell Task (distant)"""
 
 import copy

tests/TaskDistantPdshMixin.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell (distant, pdsh worker) test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell Task (distant, pdsh worker)"""
 
 import shutil

tests/TaskDistantPdshTest.py

@@ -1,7 +1,6 @@
-#!/usr/bin/env python
-
-
-"""Unit test for ClusterShell Task with all engines (pdsh distant worker)"""
+"""
+Unit test for ClusterShell Task with all engines (pdsh distant worker)
+"""
 
 import sys
 import unittest

tests/TaskDistantTest.py

@@ -1,7 +1,6 @@
-#!/usr/bin/env python
-
-
-"""Unit test for ClusterShell Task with all engines (distant worker)"""
+"""
+Unit test for ClusterShell Task with all engines (distant worker)
+"""
 
 import sys
 import unittest

tests/TaskEventTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell (local) test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell Task (event-based mode)"""
 
 import copy

tests/TaskLocalMixin.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell (local) test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell Task (local)"""
 
 import copy

tests/TaskLocalTest.py

@@ -1,7 +1,6 @@
-#!/usr/bin/env python
-
-
-"""Unit test for ClusterShell Task with all engines (local worker)"""
+"""
+Unit test for ClusterShell Task with all engines (local worker)
+"""
 
 import sys
 import unittest

tests/TaskMsgTreeTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell TaskMsgTree variants"""
 
 import sys

tests/TaskPortTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell inter-Task msg"""
 
 import pickle

tests/TaskRLimitsTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell task resource consumption/limits test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell Task (resource limits)"""
 
 import resource

tests/TaskThreadJoinTest.py

@@ -1,10 +1,10 @@
-#!/usr/bin/env python
 # ClusterShell test suite
 # Written by S. Thiell 2010-01-16
 
-
-"""Unit test for ClusterShell task's join feature in multithreaded
-environments"""
+"""
+Unit test for ClusterShell task's join feature in multithreaded
+environments
+"""
 
 import sys
 import time

tests/TaskThreadSuspendTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell in multithreaded environments"""
 
 import random

tests/TaskTimeoutTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell (local) test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell Task/Worker timeout support"""
 
 import copy

tests/TaskTimerTest.py

@@ -1,8 +1,6 @@
-#!/usr/bin/env python
 # ClusterShell timer test suite
 # Written by S. Thiell
 
-
 """Unit test for ClusterShell Task's timer"""
 
 import copy

tests/TreeCopyTest.py

@@ -1,5 +1,6 @@
-#!/usr/bin/env python
-# ClusterShell.Worker.WorkerTree copy test
+"""
+Unit test for ClusterShell.Worker.WorkerTree
+"""
 
 import logging
 import unittest