old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  ###############################################################################
  #  Copyright Kitware Inc.
  #
  #  Licensed under the Apache License, Version 2.0 ( the "License" );
  #  you may not use this file except in compliance with the License.
  #  You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  #  Unless required by applicable law or agreed to in writing, software
  #  distributed under the License is distributed on an "AS IS" BASIS,
  #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  #  See the License for the specific language governing permissions and
  #  limitations under the License.
  ###############################################################################
  
  from ctk_cli import CLIArgumentParser
  
  
  def printVectorParameter(vec, name):
  
      print name, " = ",
  
      for i in range(len(vec)):
          if i > 0:
              print ", ",
          else:
              print vec[i],
  
      print
  
  
  def main(args):
  
      # scalar parameters
      print "Integer Parameter = ", args.integerVariable
      print "Double Parameter = ", args.doubleVariable
  
      # vector parameters
      printVectorParameter("Float Vector Parameter", args.floatVector)
      printVectorParameter("String Vector Parameter", args.stringVector)
  
      # enumeration parameters
      print "String Enumeration Parameter = ", args.stringChoice
  
      # boolean parameters
      print "Boolean 1 = ", args.boolean1
      print "Boolean 2 = ", args.boolean2
      print "Boolean 3 = ", args.boolean3
  
      # file, directory, and image parameters
      print "Input file = ", args.file1
      printVectorParameter("Input Files", args.files)
  
      print "Input Directory = ", args.directory1
  
      print "Input Image = ", args.image1
      print "Output Image = ", args.image2
  
      # Indexed parameters
      print "First index argument = ", args.arg0
      print "Second index argument = ", args.arg1
  
      # Write out the return parameters in "name = value" form
      if len(args.returnParameterFile) > 0 :
  
          with open(args.returnParameterFile, 'w') as rparamfile:
  
              rparamfile.write("anintegerreturn =  10\n")
              rparamfile.write("abooleanreturn = true\n")
              rparamfile.write("afloatreturn = 34.2\n")
              rparamfile.write("adoublereturn = 102.7\n")
              rparamfile.write("astringreturn = Good-bye\n")
              rparamfile.write("anintegervectorreturn = 4,5,6,7\n")
              rparamfile.write("astringchoicereturn = Ron\n")
  
  
  if __name__ == "__main__":
      main(CLIArgumentParser().parse_args())
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  
  ###############################################################################
  #  Copyright Kitware Inc.
  #
  #  Licensed under the Apache License, Version 2.0 ( the "License" );
  #  you may not use this file except in compliance with the License.
  #  You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  #  Unless required by applicable law or agreed to in writing, software
  #  distributed under the License is distributed on an "AS IS" BASIS,
  #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  #  See the License for the specific language governing permissions and
  #  limitations under the License.
  ###############################################################################
  
  import logging
  logging.basicConfig(level=logging.CRITICAL)
  
  from ctk_cli import CLIArgumentParser
  
  def printVectorParameter(vec, name):
  
      print name, " = ",
  
      for i in range(len(vec)):
          if i > 0:
              print ", ",
          else:
              print vec[i],
  
      print
  
  
  def main(args):
  
      # scalar parameters
      print "Integer Parameter = ", args.integerVariable
      print "Double Parameter = ", args.doubleVariable
  
      # vector parameters
      printVectorParameter("Float Vector Parameter", args.floatVector)
      printVectorParameter("String Vector Parameter", args.stringVector)
  
      # enumeration parameters
      print "String Enumeration Parameter = ", args.stringChoice
  
      # boolean parameters
      print "Boolean 1 = ", args.boolean1
      print "Boolean 2 = ", args.boolean2
      print "Boolean 3 = ", args.boolean3
  
      # file, directory, and image parameters
      print "Input file = ", args.file1
      printVectorParameter("Input Files", args.files)
  
      print "Input Directory = ", args.directory1
  
      print "Input Image = ", args.image1
      print "Output Image = ", args.image2
  
      # Indexed parameters
      print "First index argument = ", args.arg0
      print "Second index argument = ", args.arg1
  
      # Write out the return parameters in "name = value" form
      if len(args.returnParameterFile) > 0 :
  
          with open(args.returnParameterFile, 'w') as rparamfile:
  
              rparamfile.write("anintegerreturn =  10\n")
              rparamfile.write("abooleanreturn = true\n")
              rparamfile.write("afloatreturn = 34.2\n")
              rparamfile.write("adoublereturn = 102.7\n")
              rparamfile.write("astringreturn = Good-bye\n")
              rparamfile.write("anintegervectorreturn = 4,5,6,7\n")
              rparamfile.write("astringchoicereturn = Ron\n")
  
  
  if __name__ == "__main__":
      main(CLIArgumentParser().parse_args())
  
subject: Fix warning (#7)