/usr/local/lib64/python3.6/site-packages/torch/include/caffe2/operators
Edit: /usr/local/lib64/python3.6/site-packages/torch/include/caffe2/operators/while_op.h (1961B)
#ifndef CAFFE2_OPERATORS_WHILE_OP_H_
#define CAFFE2_OPERATORS_WHILE_OP_H_
#include "caffe2/core/context.h"
#include "caffe2/core/logging.h"
#include "caffe2/core/operator.h"
namespace caffe2 {
template
class WhileOp final : public Operator {
public:
explicit WhileOp(const OperatorDef& operator_def, Workspace* ws)
: Operator(operator_def, ws) {
CAFFE_ENFORCE(
this->template HasSingleArgumentOfType("loop_net"),
"loop_net must be specified in While operator");
loop_net_def_ =
this->template GetSingleArgument("loop_net", NetDef());
loop_net_ = CreateNet(loop_net_def_, ws);
CAFFE_ENFORCE(loop_net_, "Failed to initialize loop subnet");
cond_net_ = nullptr;
bool has_cond_net =
this->template HasSingleArgumentOfType("cond_net");
if (has_cond_net) {
cond_net_def_ =
this->template GetSingleArgument("cond_net", NetDef());
cond_net_ = CreateNet(cond_net_def_, ws);
CAFFE_ENFORCE(cond_net_, "Failed to initialize condition subnet");
}
}
USE_OPERATOR_CONTEXT_FUNCTIONS;
bool RunOnDevice() override {
CAFFE_ENFORCE(
this->InputIsTensorType(0, Context::GetDeviceType()),
"Invalid condition in While operator: tensor expected");
const auto& condition = Input(0);
CAFFE_ENFORCE_EQ(
condition.numel(),
1,
"Invalid condition tensor in While operator: single value expected");
while (true) {
if (cond_net_ && !cond_net_->Run()) {
return false;
}
if (!*condition.template data()) {
return true;
}
if (!loop_net_->Run()) {
return false;
}
}
return true;
}
private:
NetDef loop_net_def_;
std::unique_ptr loop_net_;
NetDef cond_net_def_;
std::unique_ptr cond_net_;
};
} // namespace caffe2
#endif // CAFFE2_OPERATORS_WHILE_OP_H_