From 2d8f3d37cbd9c5237502d896e2cd0df49ba6cc9f Mon Sep 17 00:00:00 2001
From: ChenXin <will131@foxmail.com>
Date: Sun, 6 Oct 2019 11:27:41 +0800
Subject: [PATCH] add an English hint in CSVLoader

---
 fastNLP/io/file_reader.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fastNLP/io/file_reader.py b/fastNLP/io/file_reader.py
index 0c52655d..f1c90284 100644
--- a/fastNLP/io/file_reader.py
+++ b/fastNLP/io/file_reader.py
@@ -38,7 +38,8 @@ def _read_csv(path, encoding='utf-8', headers=None, sep=',', dropna=True):
                     continue
                 else:
                     if "" in headers:
-                        raise ValueError(" 数据{}有{}个字段, 但header有{}个字段. 请检查header中的空白字段或多余的'{}'" \
+                        raise ValueError(("Line {} has {} parts, while header has {} parts.\n" +
+                                          "Please check the empty parts or unnecessary '{}'s  in header.")
                                          .format(line_idx, len(contents), len(headers), sep))
                     else:
                         raise ValueError("Line {} has {} parts, while header has {} parts." \