Merge pull request #16351 from phlrain/fix_topk_shape_check

Fix topk shape check
6 years ago · 18a0f6d97a
parent 15444430b0 d96f498bcf
commit 18a0f6d97a
1 changed files with 5 additions and 2 deletions
--- a/paddle/fluid/operators/top_k_op.cc
+++ b/paddle/fluid/operators/top_k_op.cc
@ -34,8 +34,11 @@ class TopkOp : public framework::OperatorWithKernel {

    PADDLE_ENFORCE_GE(k, 1, "k must >= 1");
    PADDLE_ENFORCE_GE(input_dims.size(), 1, "input must have >= 1d shape");
+
+    if (ctx->IsRuntime()) {
      PADDLE_ENFORCE_GE(input_dims[input_dims.size() - 1], k,
                        "input must have >= k columns");
+    }

    framework::DDim dims = input_dims;
    dims[dims.size() - 1] = k;