From 8b4602f738e451fb6563fde95c26c005dd999b28 Mon Sep 17 00:00:00 2001
From: WilliamZhang06 <xd_0614@163.com>
Date: Wed, 23 Feb 2022 17:47:42 +0800
Subject: [PATCH]  added isinstance code, test=doc

---
 paddlespeech/cli/asr/infer.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/paddlespeech/cli/asr/infer.py b/paddlespeech/cli/asr/infer.py
index c2a096bf..c83df432 100644
--- a/paddlespeech/cli/asr/infer.py
+++ b/paddlespeech/cli/asr/infer.py
@@ -412,6 +412,11 @@ class ASRExecutor(BaseExecutor):
             logger.error("invalid sample rate, please input --sr 8000 or --sr 16000")
             return False
 
+        if isinstance(audio_file, (str, os.PathLike)):
+            if not os.path.isfile(audio_file):
+                logger.error("Please input the right audio file path")
+                return False
+
         logger.info("checking the audio file format......")
         try:
             audio, audio_sample_rate = soundfile.read(
-- 
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