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diff --git a/scripts/genpinyintable.py b/scripts/genpinyintable.py
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+++ b/scripts/genpinyintable.py
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+# -*- coding: utf-8 -*-
+# vim:set et sts=4 sw=4:
+#
+# libpinyin - Library to deal with pinyin.
+#
+# Copyright (C) 2011 Peng Wu <alexepico@gmail.com>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+import operator
+import bopomofo
+from pinyintable import *
+from chewingkey import gen_table_index
+
+
+content_table = []
+pinyin_index = []
+bopomofo_index = []
+
+#pinyin table
+def filter_pinyin_list():
+    for (correct, wrong, bopomofo, flags, chewing) in gen_pinyin_list():
+        flags = '|'.join(flags)
+        chewing = "ChewingKey({0})".format(', '.join(chewing))
+        #correct = correct.replace("v", "ü")
+        content_table.append((correct, bopomofo, chewing))
+        if "IS_PINYIN" in flags:
+            pinyin_index.append((wrong, flags, correct))
+        if "IS_CHEWING" in flags:
+            bopomofo_index.append((bopomofo, flags))
+
+
+def sort_all():
+    global content_table, pinyin_index, bopomofo_index
+    #remove duplicates
+    content_table = list(set(content_table))
+    pinyin_index = list(set(pinyin_index))
+    bopomofo_index = list(set(bopomofo_index))
+    #define sort function
+    sortfunc = operator.itemgetter(0)
+    #begin sort
+    content_table = sorted(content_table, key=sortfunc)
+    #prepend zero item to reserve the invalid item
+    content_table.insert(0, ("", "", "ChewingKey()"))
+    #sort index
+    pinyin_index = sorted(pinyin_index, key=sortfunc)
+    bopomofo_index = sorted(bopomofo_index, key=sortfunc)
+
+def get_sheng_yun(pinyin):
+    if pinyin == None:
+        return None, None
+    if pinyin == "":
+        return "", ""
+    if pinyin == "ng":
+        return "", "ng"
+    for i in range(2, 0, -1):
+        s = pinyin[:i]
+        if s in shengmu_list:
+            return s, pinyin[i:]
+    return "", pinyin
+
+def gen_content_table():
+    entries = []
+    for ((correct, bopomofo, chewing)) in content_table:
+        (shengmu, yunmu) = get_sheng_yun(correct)
+        entry = '{{"{0}", "{1}", "{2}", "{3}", {4}}}'.format(correct, shengmu, yunmu, bopomofo, chewing)
+        entries.append(entry)
+    return ',\n'.join(entries)
+
+
+def gen_pinyin_index():
+    entries = []
+    for (wrong, flags, correct) in pinyin_index:
+        index = [x[0] for x in content_table].index(correct)
+        entry = '{{"{0}", {1}, {2}}}'.format(wrong, flags, index)
+        entries.append(entry)
+    return ',\n'.join(entries)
+
+
+def gen_bopomofo_index():
+    entries = []
+    for (bopomofo_str, flags) in bopomofo_index:
+        pinyin_str = bopomofo.BOPOMOFO_PINYIN_MAP[bopomofo_str]
+        index = [x[0] for x in content_table].index(pinyin_str)
+        entry = '{{"{0}", {1}, {2}}}'.format(bopomofo_str, flags, index)
+        entries.append(entry)
+    return ',\n'.join(entries)
+
+
+def gen_chewing_key_table():
+    return gen_table_index(content_table)
+
+
+#init code
+filter_pinyin_list()
+sort_all()
+
+
+### main function ###
+if __name__ == "__main__":
+    #s = gen_content_table() + gen_pinyin_index() + gen_bopomofo_index()
+    s = gen_chewing_key_table()
+    print(s)