Function IntegerScalarToFloat32Safe

python/pyarrow/src/arrow/python/helpers.cc:497–510

}

Status IntegerScalarToFloat32Safe(PyObject* obj, float* out) {
  int64_t value = 0;
  RETURN_NOT_OK(UnboxIntegerAsInt64(obj, &value));

  constexpr int64_t kFloatMax = 1LL << 24;
  constexpr int64_t kFloatMin = -(1LL << 24);

  if (value < kFloatMin || value > kFloatMax) {
    return Status::Invalid("Integer value ", value, " is outside of the range exactly",
                           " representable by a IEEE 754 single precision value");
  }
  *out = static_cast<float>(value);
  return Status::OK();
}

void DebugPrint(PyObject* obj) {
  std::string repr = PyObject_StdStringRepr(obj);