[fbsync] Removed unused import (#3738)

Reviewed By: NicolasHug

Differential Revision: D28169128

fbshipit-source-id: 28e4f3ccb8bd5b52f0afa579695db31682cabea0

Author: cpuhrsch

test/test_datasets.py

@@ -20,12 +20,6 @@
 import torch.nn.functional as F
 from torchvision import datasets
 
-try:
-    import scipy
-    HAS_SCIPY = True
-except ImportError:
-    HAS_SCIPY = False
-
 
 class STL10TestCase(datasets_utils.ImageDatasetTestCase):
     DATASET_CLASS = datasets.STL10