Method PythonContext

qrenderdoc/Code/pyrenderdoc/PythonContext.cpp:439–512

}

PythonContext::PythonContext(QObject *parent) : QObject(parent)
{
  if(!initialised())
    return;

  // acquire the GIL and make sure this thread is init'd
  PyGILState_STATE gil = PyGILState_Ensure();

  // clone our own local context
  context_namespace = PyDict_Copy(main_dict);

  PyObject *rlcompleter = PyDict_GetItemString(main_dict, "rlcompleter");

  // for compatibility with earlier versions of python that took a char * instead of const char *
  char noparams[1] = "";

  // set global output that point to this context. It is responsible for deleting the context when
  // it goes out of scope
  PyObject *redirector = PyObject_CallFunction((PyObject *)&OutputRedirectorType, noparams);
  if(redirector)
  {
    PyDict_SetItemString(context_namespace, "_renderdoc_internal", redirector);

    OutputRedirector *output = (OutputRedirector *)redirector;
    output->context = this;
    output->block = false;
    Py_DECREF(redirector);
  }

  if(rlcompleter)
  {
    PyObject *Completer = PyObject_SafeGetAttrString(rlcompleter, "Completer");

    if(Completer)
    {
      // create a completer for our context's namespace
      m_Completer = PyObject_CallFunction(Completer, "O", context_namespace);

      if(m_Completer)
      {
        PyDict_SetItemString(context_namespace, "_renderdoc_completer", m_Completer);
      }
      else
      {
        QString typeStr;
        QString valueStr;
        int finalLine = -1;
        QList<QString> frames;
        FetchException(typeStr, valueStr, finalLine, frames);

        // failure is not fatal
        qWarning() << "Couldn't create completion object. " << typeStr << ": " << valueStr;
        PyErr_Clear();
      }
    }

    Py_DecRef(Completer);
  }