code: def _readBatchOutputForFile(self, directory, fileIO, filename, session, spatial, spatialReferenceID,
                                  replaceParamFile=None, maskMap=None):
          
          # Get contents of directory
          directoryList = os.listdir(directory)
  
          # Compile a list of files with that include the filename in them
          batchFiles = []
          for thing in directoryList:
              if filename in thing:
                  batchFiles.append(thing)
  
          numFilesRead = 0
  
          for batchFile in batchFiles:
              instance = fileIO()
              instance.projectFile = self
  
              if isinstance(instance, WMSDatasetFile):
                  instance.read(directory=directory, filename=batchFile, session=session, maskMap=maskMap, spatial=spatial,
                                spatialReferenceID=spatialReferenceID)
              else:
                  instance.read(directory, batchFile, session, spatial=spatial, spatialReferenceID=spatialReferenceID,
                                replaceParamFile=replaceParamFile)
              # Increment runCounter for next file
              numFilesRead += 1
  
          # Issue warnings
          if '[' in filename or ']' in filename:
              log.info('A file cannot be read, because the path to the '
                       'file in the project file has been replaced with '
                       'replacement variable {0}.'.format(filename))
  
          elif numFilesRead == 0:
              log.warning('{0} listed in project file, but no such '
                       'file exists.'.format(filename))
  
          else:
              log.info('Batch mode output detected. {0} files read '
                       'for file {1}'.format(numFilesRead, filename))
docs: When batch mode is run in GSSHA, the files of the same type are
          prepended with an integer to avoid filename conflicts.
          This will attempt to read files in this format and
          throw warnings if the files aren't found.