modify lac python script

python/examples/lac/get_data.sh

-wget --no-check-certificate https://paddle-serving.bj.bcebos.com/lac/lac_model.tar.gz
-tar -zxvf lac_model.tar.gz
+wget --no-check-certificate https://paddle-serving.bj.bcebos.com/lac/lac_model_jieba_web.tar.gz
+tar -zxvf lac_model_jieba_web.tar.gz

python/examples/lac/lac_client.py

@@ -22,7 +22,7 @@ import io
 
 client = Client()
 client.load_client_config(sys.argv[1])
-client.connect(["127.0.0.1:9280"])
+client.connect(["127.0.0.1:9292"])
 
 reader = LACReader(sys.argv[2])
 for line in sys.stdin:

python/examples/lac/lac_reader.py

@@ -99,3 +99,30 @@ class LACReader(object):
         words = sent.strip()
         word_ids = self.word_to_ids(words)
         return word_ids
+
+    def parse_result(self, words, crf_decode):
+        tags = [
+            self.id2label_dict[str(x)] for x in crf_decode
+        ]
+        
+        sent_out = []
+        tags_out = []
+        partial_word = ""
+        for ind, tag in enumerate(tags):
+            if partial_word == "":
+                partial_word = words[ind]
+                tags_out.append(tag.split('-')[0])
+                continue
+            if tag.endswith("-B") or (tag == "O" and tag[ind - 1] != "O"):
+                sent_out.append(partial_word)
+                tags_out.append(tag.split('-')[0])
+                partial_word = words[ind]
+                continue
+            partial_word += words[ind]
+        
+        if len(sent_out) < len(tags_out):
+            sent_out.append(partial_word)
+
+        return sent_out
+                
+        

python/examples/lac/lac_web_service.py

@@ -25,8 +25,14 @@ class LACService(WebService):
         if "words" not in feed:
             raise ("feed data error!")
         feed_data = self.reader.process(feed["words"])
+        fetch = ["crf_decode"]
         return {"words": feed_data}, fetch
 
+    def postprocess(self, feed={}, fetch=[], fetch_map={}):
+        segs = self.reader.parse_result(
+            feed["words"], fetch_map["crf_decode"])
+        return {"word_seg": "|".join(segs)}
+
 
 lac_service = LACService(name="lac")
 lac_service.load_model_config(sys.argv[1])