diff --git a/dataset/flower102/generate_flower_list.py b/dataset/flower102/generate_flower_list.py
index 4d707fdca9c96ffacaebfd877f94d59936ad27f9..0867a3166b4233069d1eec196323409c6a3ec416 100644
--- a/dataset/flower102/generate_flower_list.py
+++ b/dataset/flower102/generate_flower_list.py
@@ -1,9 +1,5 @@
-import scipy.io
-import numpy as np
-import os
-import sys
-
-""".mat files data format
+"""
+.mat files data format
 imagelabel.mat
 jpg_name   1     2     3 ... 
 label      32    12    66 ... 
@@ -14,14 +10,19 @@ label                            4 ...
 """
 """
 Usage: 
-       python generate_flower_list.py prefix_folder mode
-
-       python generate_flower_list.py jpg train > train_list.txt
-       python generate_flower_list.py jpg valid > val_list.txt
+    python generate_flower_list.py prefix_folder mode
+    python generate_flower_list.py jpg train > train_list.txt
+    python generate_flower_list.py jpg valid > val_list.txt
 """
+
+import scipy.io
+import numpy as np
+import os
+import sys
+
 data_path = sys.argv[1]
-imagelabels_path='./imagelabels.mat'
-setid_path='./setid.mat'
+imagelabels_path = './imagelabels.mat'
+setid_path = './setid.mat'
 
 labels = scipy.io.loadmat(imagelabels_path)
 labels = np.array(labels['labels'][0])
@@ -30,8 +31,8 @@ setid = scipy.io.loadmat(setid_path)
 d = {}
 d['train'] = np.array(setid['trnid'][0])
 d['valid'] = np.array(setid['valid'][0])
-d['test']=np.array(setid['tstid'][0])
+d['test'] = np.array(setid['tstid'][0])
 
 for id in d[sys.argv[2]]:
-   message = str(data_path)+"/image_"+str(id).zfill(5)+".jpg "+str(labels[id-1])
+   message = str(data_path) + "/image_" + str(id).zfill(5) + ".jpg " + str(labels[id - 1] - 1)
    print(message)