Merge pull request #67 from liux-pro/patch-1

Update h5_to_tflite.py

tools/h5_to_tflite.py

@@ -34,7 +34,7 @@ def representative_data_gen():
                 continue
             valid_files.append(os.path.join(quant_dir, name))
         if len(valid_files) == 0:
-            raise Exception("No valid files in quant_input dir {}, support format: ".format(quant_dir, valid_format))
+            raise Exception("No valid files in quant_input dir {}, support format: {}".format(quant_dir, valid_format))
         for path in valid_files:
             img = Image.open(path)
             img = np.array(img).astype(np.float32)