diff --git "a/kNN/2.\346\265\267\344\274\246\347\272\246\344\274\232/kNN_test02.py" "b/kNN/2.\346\265\267\344\274\246\347\272\246\344\274\232/kNN_test02.py"
index c5f14a9..8fc6b64 100644
--- "a/kNN/2.\346\265\267\344\274\246\347\272\246\344\274\232/kNN_test02.py"
+++ "b/kNN/2.\346\265\267\344\274\246\347\272\246\344\274\232/kNN_test02.py"
@@ -66,11 +66,11 @@ def classify0(inX, dataSet, labels, k):
 """
 def file2matrix(filename):
 	#打开文件,此次应指定编码，
-    fr = open(filename,'r',encoding = 'utf-8')
+    	fr = open(filename,'r',encoding = 'utf-8')
 	#读取文件所有内容
 	arrayOLines = fr.readlines()
 	#针对有BOM的UTF-8文本，应该去掉BOM，否则后面会引发错误。
-    arrayOLines[0]=arrayOLines[0].lstrip('\ufeff')
+    	arrayOLines[0]=arrayOLines[0].lstrip('\ufeff')
 	#得到文件行数
 	numberOfLines = len(arrayOLines)
 	#返回的NumPy矩阵,解析完成的数据:numberOfLines行,3列
@@ -281,4 +281,4 @@ def classifyPerson():
 	2017-03-24
 """
 if __name__ == '__main__':
-	datingClassTest()
\ No newline at end of file
+	datingClassTest()