Remove unused argument (pytorch#1805)

Co-authored-by: Holly Sweeney <[email protected]>

Author: wesleyacheng

beginner_source/basics/data_tutorial.py

@@ -160,7 +160,7 @@ def __getitem__(self, idx):
 
 
 def __init__(self, annotations_file, img_dir, transform=None, target_transform=None):
-    self.img_labels = pd.read_csv(annotations_file, names=['file_name', 'label'])
+    self.img_labels = pd.read_csv(annotations_file)
     self.img_dir = img_dir
     self.transform = transform
     self.target_transform = target_transform