Added licence and copyright. Some documentation.

dblp/dblp_to_bracket.py

+#!/usr/bin/env python3
+
+# The MIT License (MIT)
+# Copyright (c) 2017 Thomas Hütter, Mateusz Pawlik.
+# 
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+# 
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+# 
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
 from lxml import etree
 import lxml.sax
 from xml.sax.handler import ContentHandler
 
-# This class implements the sax-like events for converting XML elemnts into
+# This script converts DBLP from XML to bracket notation.
+
+# NOTE: Filenames are hardcoded in this script.
+
+# This class implements the sax-like events for converting XML elements into
 # bracket-notation nodes and labels.
 class DBLPContentHandler(ContentHandler):
     def __init__(self):