Function PyUtilCheckPointData

Code/Source/PythonAPI/PyUtils.cxx:235–255

---------------------- PyUtilCheckPointData ---------------------- Check Python point data. The point data is a list [x,y,z] of three floats. If there is a problem with the data then the function returns false and a string describing the problem.

// a string describing the problem.
//
bool PyUtilCheckPointData(PyObject *pointData, std::string& msg)
{
  if (!PyList_Check(pointData)) {
      msg = "is not a Python list.";
      return false;
  }

  if (PyList_Size(pointData) != 3) {
    msg = "is not a 3D point (three float values).";
    return false;
  }

  for (int i = 0; i < 3; i++) {
    if (!PyFloat_Check(PyList_GetItem(pointData,i))) {
      msg = "data at " + std::to_string(i) + " in the list is not a float.";
      return false;
      }
  }

  return true;
}

//------------------------
// PyUtilConvertPointData