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!6801 fix buf of pow bprop 

Merge pull request !6801 from zhangbuxue/fix_bug_of_pow_bprop
This commit is contained in:
mindspore-ci-bot 2020-09-23 21:19:17 +08:00 committed by Gitee
parent 1f07ffb19d 23fb6f8fc3
commit 094e701e50
2 changed files with 1 additions and 4 deletions
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4
mindspore/ccsrc/pipeline/pynative/pynative_execute.cc
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@ -1185,10 +1185,6 @@ py::tuple RunOp(const py::args &args) {
std::ostringstream oss; std::ostringstream oss;
trace::TraceGraphEval(); trace::TraceGraphEval();
trace::GetEvalStackInfo(oss); trace::GetEvalStackInfo(oss);
// call py::print to output function call stack to STDOUT, in case of output the log to file, the user can see
// these info from screen, no need to open log file to find these info
py::print(oss.str());
MS_LOG(ERROR) << oss.str();
PynativeExecutor::GetInstance()->Clean(); PynativeExecutor::GetInstance()->Clean();
// re-throw this exception to Python interpreter to handle it // re-throw this exception to Python interpreter to handle it
throw(py::error_already_set(ex)); throw(py::error_already_set(ex));

1
mindspore/ops/_grad/grad_math_ops.py
View File

@ -526,6 +526,7 @@ def get_bprop_pow(self):
def bprop(x, power, out, dout): def bprop(x, power, out, dout):
bc_dx = power * pow_op(x, power - 1.0) * dout bc_dx = power * pow_op(x, power - 1.0) * dout
x[x < 0] = 1
bc_dpower = out * ln(x) * dout bc_dpower = out * ln(x) * dout
return binop_grad_common(x, power, bc_dx, bc_dpower) return binop_grad_common(x, power, bc_dx, bc_dpower)