New 'ipaaca-catlog' utility: pretty-print / minimal console log filter

Arguments:
  --delimiter delim             field delimiter, default '\t'
  --strip                       call strip() in each field first
  --fields name1 [name2 [...]]  fields to print (in order)
                                defaults to: 'time' 'text'

ipaacatools/scripts/ipaaca-catlog

+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+# This file is part of IPAACA, the
+#  "Incremental Processing Architecture
+#   for Artificial Conversational Agents".
+#
+# Copyright (c) 2009-2015 Social Cognitive Systems Group
+#                         CITEC, Bielefeld University
+#
+# http://opensource.cit-ec.de/projects/ipaaca/
+# http://purl.org/net/ipaaca
+#
+# This file may be licensed under the terms of of the
+# GNU Lesser General Public License Version 3 (the ``LGPL''),
+# or (at your option) any later version.
+#
+# Software distributed under the License is distributed
+# on an ``AS IS'' basis, WITHOUT WARRANTY OF ANY KIND, either
+# express or implied. See the LGPL for the specific language
+# governing rights and limitations.
+#
+# You should have received a copy of the LGPL along with this
+# program. If not, go to http://www.gnu.org/licenses/lgpl.html
+# or write to the Free Software Foundation, Inc.,
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+#
+# The development of this software was supported by the
+# Excellence Cluster EXC 277 Cognitive Interaction Technology.
+# The Excellence Cluster EXC 277 is a grant of the Deutsche
+# Forschungsgemeinschaft (DFG) in the context of the German
+# Excellence Initiative.
+
+
+from __future__ import division, print_function
+
+import sys
+import ipaaca
+
+if __name__=='__main__':
+	iap = ipaaca.IpaacaArgumentParser(
+        'ipaaca-logcat')
+	iap.add_argument(
+		'-s', '--strip-fields',
+		dest='strip', action='store_true',
+		default=False,
+		help='strip leading/trailing whitespace from all fields')
+	iap.add_argument(
+		'-d', '--delimiter',
+		dest='delimiter', nargs=1,
+		default=['\t'],
+		help='field delimiter, interpreted as python unicode string (default \'\\t\')')
+	iap.add_argument(
+		'-f', '--fields',
+		dest='fields', default=['time', 'text'], nargs='+',
+		help='fields to print (defaults: \'time\' \'text\')')
+	arguments = iap.parse_args()
+	delimiter = eval("u'"+arguments.delimiter[0]+"'", {"__builtins__":None}, {} )
+	#print(arguments); sys.exit(1)
+	modify = (lambda s: s.strip()) if arguments.strip else (lambda s: s)
+	#modify = lambda s: type(s).__name__
+	for line in sys.stdin:
+		record = eval(line.strip(), {"__builtins__":None}, {} )
+		print(delimiter.join([modify(unicode(record[f])) for f in arguments.fields]))
+