修复 convertToPinyinList fix #1634

Author: hankcs

src/main/java/com/hankcs/hanlp/dictionary/py/PinyinDictionary.java

@@ -187,6 +187,10 @@ protected static List<Pinyin> segLongest(char[] charArray, AhoCorasickDoubleArra
             public void hit(int begin, int end, Pinyin[] value)
             {
                 int length = end - begin;
+                if (length == 1 && value.length > 1)
+                {
+                    value = new Pinyin[]{value[0]};
+                }
                 if (length > lengths[begin])
                 {
                     wordNet[begin] = value;

src/test/java/com/hankcs/hanlp/HanLPTest.java

@@ -16,4 +16,9 @@ public void testDicUpdate()
     {
         System.out.println(HanLP.segment("大数据是一个新词汇！"));
     }
+
+    public void testConvertToPinyinList()
+    {
+        System.out.println(HanLP.convertToPinyinString("你好", " ", false));
+    }
 }