add error code, test=server (#1391)

speechserving/speechserving/engine/tts/python/tts_engine.py

@@ -22,6 +22,8 @@ from engine.base_engine import BaseEngine
 
 from paddlespeech.cli.log import logger
 from paddlespeech.cli.tts.infer import TTSExecutor
+from utils.errors import ErrorCode
+from utils.exception import ServerBaseException
 
 __all__ = ['TTSEngine']
 
@@ -128,9 +130,17 @@ class TTSEngine(BaseEngine):
 
         lang = self.conf_dict["lang"]
 
+        try:
             self.executor.infer(
-            text=sentence, lang=lang, am=self.conf_dict["am"], spk_id=spk_id)
+                text=sentence,
+                lang=lang,
+                am=self.conf_dict["am"],
+                spk_id=spk_id)
+        except:
+            raise ServerBaseException(ErrorCode.SERVER_INTERNAL_ERR,
+                                      "tts infer failed.")
 
+        try:
             target_sample_rate, wav_base64 = self.postprocess(
                 wav=self.executor._outputs['wav'].numpy(),
                 original_fs=self.executor.am_config.fs,
@@ -139,5 +149,8 @@ class TTSEngine(BaseEngine):
                 speed=speed,
                 audio_path=save_path,
                 audio_format=audio_format)
+        except:
+            raise ServerBaseException(ErrorCode.SERVER_INTERNAL_ERR,
+                                      "tts postprocess failed.")
 
         return lang, target_sample_rate, wav_base64

speechserving/speechserving/restful/response.py

@@ -68,7 +68,7 @@ class TTSResponse(BaseModel):
     response example
     {
         "success": true,
-        "code": 0,
+        "code": 200,
         "message": {
             "description": "success" 
         },

speechserving/speechserving/restful/tts_api.py

@@ -11,11 +11,17 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+import traceback
+
 from engine.tts.python.tts_engine import TTSEngine
 from fastapi import APIRouter
 
 from .request import TTSRequest
 from .response import TTSResponse
+from utils.errors import ErrorCode
+from utils.errors import ErrorMsg
+from utils.errors import failed_response
+from utils.exception import ServerBaseException
 
 router = APIRouter()
 
@@ -28,7 +34,7 @@ def help():
         json: [description]
     """
     json_body = {
-        "success": true,
+        "success": "True",
         "code": 0,
         "message": {
             "global": "success"
@@ -62,19 +68,31 @@ def tts(request_body: TTSRequest):
     save_path = item_dict['save_path']
     audio_format = item_dict['audio_format']
 
+    # Check parameters
+    if speed <=0 or speed > 3 or volume <=0 or volume > 3 or \
+        sample_rate not in [0, 16000, 8000] or \
+        audio_format not in ["pcm", "wav"]:
+        return failed_response(ErrorCode.SERVER_PARAM_ERR)
+
     # single
     tts_engine = TTSEngine()
 
-    #tts_engine.init()
+    # run
+    try:
         lang, target_sample_rate, wav_base64 = tts_engine.run(
-        sentence, spk_id, speed, volume, sample_rate, save_path, audio_format)
-    #tts_engine.postprocess()
+            sentence, spk_id, speed, volume, sample_rate, save_path,
+            audio_format)
+    except ServerBaseException as e:
+        response = failed_response(e.error_code, e.msg)
+    except:
+        response = failed_response(ErrorCode.SERVER_UNKOWN_ERR)
+        traceback.print_exc()
 
     json_body = {
         "success": True,
-        "code": 0,
+        "code": 200,
         "message": {
-            "description": "success"
+            "description": "success."
         },
         "result": {
             "lang": lang,

speechserving/speechserving/utils/errors.py

@@ -0,0 +1,57 @@
+# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+import json
+from enum import IntEnum
+
+from fastapi import Response
+
+
+class ErrorCode(IntEnum):
+    SERVER_OK = 200  # success.
+
+    SERVER_PARAM_ERR = 400  # Input parameters are not valid.
+    SERVER_TASK_NOT_EXIST = 404  # Task is not exist.
+
+    SERVER_INTERNAL_ERR = 500  # Internal error.
+    SERVER_NETWORK_ERR = 502  # Network exception.
+    SERVER_UNKOWN_ERR = 509  # Unknown error occurred.
+
+
+ErrorMsg = {
+    ErrorCode.SERVER_OK: "success.",
+    ErrorCode.SERVER_PARAM_ERR: "Input parameters are not valid.",
+    ErrorCode.SERVER_TASK_NOT_EXIST: "Task is not exist.",
+    ErrorCode.SERVER_INTERNAL_ERR: "Internal error.",
+    ErrorCode.SERVER_NETWORK_ERR: "Network exception.",
+    ErrorCode.SERVER_UNKOWN_ERR: "Unknown error occurred."
+}
+
+
+def failed_response(code, msg=""):
+    """Interface call failure response
+
+    Args:
+        code (int): error code number
+        msg (str, optional): Interface call failure information. Defaults to "".
+
+    Returns:
+        Response (json): failure json information.
+    """
+
+    if not msg:
+        msg = ErrorMsg.get(code, "Unknown error occurred.")
+
+    res = {"success": False, "code": int(code), "message": {"global": msg}}
+
+    return Response(content=json.dumps(res), media_type="application/json")

speechserving/speechserving/utils/exception.py

@@ -0,0 +1,30 @@
+# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+import traceback
+
+from utils.errors import ErrorMsg
+
+
+class ServerBaseException(Exception):
+    """ Server Base exception
+    """
+
+    def __init__(self, error_code, msg=None):
+        #if msg:
+        #log.error(msg)
+        msg = msg if msg else ErrorMsg.get(error_code, "")
+        super(ServerBaseException, self).__init__(error_code, msg)
+        self.error_code = error_code
+        self.msg = msg
+        traceback.print_exc()