From c2dee5e3c29eba79e591d9e9caebaef15ea4e56b Mon Sep 17 00:00:00 2001
From: hnluo <haoneng.lhn@alibaba-inc.com>
Date: 星期四, 29 六月 2023 11:09:28 +0800
Subject: [PATCH] Merge pull request #687 from alibaba-damo-academy/dev_lhn

---
 funasr/build_utils/build_streaming_iterator.py |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/funasr/build_utils/build_streaming_iterator.py b/funasr/build_utils/build_streaming_iterator.py
index ad36b4e..1b16cf4 100644
--- a/funasr/build_utils/build_streaming_iterator.py
+++ b/funasr/build_utils/build_streaming_iterator.py
@@ -18,14 +18,17 @@
         dtype: str = np.float32,
         num_workers: int = 1,
         use_collate_fn: bool = True,
+        preprocess_fn=None,
         ngpu: int = 0,
-        train: bool=False,
+        train: bool = False,
 ) -> DataLoader:
     """Build DataLoader using iterable dataset"""
     assert check_argument_types()
 
     # preprocess
-    if preprocess_args is not None:
+    if preprocess_fn is not None:
+        preprocess_fn = preprocess_fn
+    elif preprocess_args is not None:
         preprocess_args.task_name = task_name
         preprocess_fn = build_preprocess(preprocess_args, train)
     else:

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