[GitHub] rajeshii commented on a change in pull request #14094: Enhance gpu quantization

[GitBox <gi...@apache.org>]

rajeshii commented on a change in pull request #14094: Enhance gpu quantization
URL: https://github.com/apache/incubator-mxnet/pull/14094#discussion_r255002788
 
 

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 File path: python/mxnet/contrib/quantization.py
 ##########
 @@ -499,6 +499,9 @@ def quantize_model(sym, arg_params, aux_params,
     if quantized_dtype not in ('int8', 'uint8'):
         raise ValueError('unknown quantized_dtype %s received,'
                          ' expected `int8` or `uint8`' % quantized_dtype)
+    if quantized_dtype == 'uint8' and ctx != cpu():
+        raise ValueError('currently gpu does not support uint8 quantization,'
+                         ' please set quantized_dtype to int8')
 
 Review comment:
   okay, changed:)

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