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#include "tensorflow/core/kernels/initializable_lookup_table.h"
#include "tensorflow/core/lib/core/errors.h"
namespace tensorflow {
namespace lookup {
Status InitializableLookupTable::Find(const Tensor& keys, Tensor* values,
const Tensor& default_value) {
if (!is_initialized()) {
return errors::FailedPrecondition("Table not initialized.");
}
TF_RETURN_IF_ERROR(CheckFindArguments(keys, *values, default_value));
return DoFind(keys, values, default_value);
}
Status InitializableLookupTable::Initialize(InitTableIterator& iter) {
if (!iter.Valid()) {
return iter.status();
}
TF_RETURN_IF_ERROR(CheckKeyAndValueTensors(iter.keys(), iter.values()));
mutex_lock l(mu_);
if (is_initialized()) {
return errors::FailedPrecondition("Table already initialized.");
}
TF_RETURN_IF_ERROR(DoPrepare(iter.total_size()));
while (iter.Valid()) {
TF_RETURN_IF_ERROR(DoInsert(iter.keys(), iter.values()));
iter.Next();
}
if (!errors::IsOutOfRange(iter.status())) {
return iter.status();
}
is_initialized_ = true;
return Status::OK();
}
} // namespace lookup
} // namespace tensorflow
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