initial version.

.gitattributes

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+# Set default behaviour, in case users don't have core.autocrlf set.
+* text=auto
+
+# Try to ensure that po files in the repo does not include
+# source code line numbers.
+# Every person expected to commit po files should change their personal config file as described here:
+# https://mail.gnome.org/archives/kupfer-list/2010-June/msg00002.html
+*.po filter=cleanpo

.gitignore

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+addon/doc/*.css
+addon/doc/en/
+*_docHandler.py
+*.html
+*.ini
+*.mo
+*.pot
+*.py[co]
+*.nvda-addon
+.sconsign.dblite

addon/globalPlugins/Pinyin2Hanzi/__init__.py

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+from __future__ import absolute_import
+
+from .interface import AbstractHmmParams, AbstractDagParams
+from .implement import DefaultHmmParams, DefaultDagParams
+from .priorityset import Item, PrioritySet
+from .util import is_chinese, remove_tone, normlize_pinyin, simplify_pinyin, is_pinyin, all_pinyin
+
+
+from .dag import dag
+from .viterbi import viterbi

addon/globalPlugins/Pinyin2Hanzi/dag.py

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+# coding: utf-8
+from __future__ import (print_function, unicode_literals, absolute_import)
+
+from .interface import AbstractDagParams
+from .priorityset import PrioritySet
+from .util import xrange
+import math
+
+def dag(dag_params, pinyin_list, path_num=6, log=False):
+
+    assert( isinstance(dag_params, AbstractDagParams) )
+
+    pinyin_num = len(pinyin_list)
+    if pinyin_num == 0:
+        return []
+
+    D = [PrioritySet(path_num) for _ in xrange(pinyin_num)]
+
+    ## idx is 1
+    for from_idx in xrange(0, 1):
+        for to_idx in xrange(from_idx, pinyin_num):
+            kvs = dag_params.get_phrase(pinyin_list[from_idx:to_idx+1], num=path_num)
+            for item in kvs:
+                word = [item[0]]
+                if log:
+                    score = math.log(item[1])
+                else:
+                    score = item[1]
+                D[to_idx].put(score, word)
+
+    for from_idx in xrange(1, pinyin_num):
+        prev_paths = D[from_idx-1]
+        for to_idx in xrange(from_idx, pinyin_num):
+            kvs = dag_params.get_phrase(pinyin_list[from_idx:to_idx+1], num=path_num)
+            for prev_item in prev_paths:
+                for item in kvs:
+                    word = prev_item.path + [ item[0] ]
+                    if log:
+                        score = prev_item.score + math.log(item[1])
+                    else:
+                        score = prev_item.score * item[1]
+                    D[to_idx].put(score, word)
+
+    result = [ item for item in D[-1] ]
+
+    return sorted(result, key=lambda item: item.score, reverse=True)
+
+
+
+
+
+
+
+