diff --git a/python/PyCGraph.cpp b/python/PyCGraph.cpp
index 7bd05254..98c24e8c 100644
--- a/python/PyCGraph.cpp
+++ b/python/PyCGraph.cpp
@@ -129,6 +129,7 @@ PYBIND11_MODULE(pycgraph, cg) {
              py::arg("errorInfo"))
         .def("__iadd__", &CStatus::operator+=,
              py::return_value_policy::reference)
+        .def("__bool__", &CStatus::operator bool)
         .def("getCode", &CStatus::getCode)
         .def("getInfo", &CStatus::getInfo)
         .def("reset", &CStatus::reset)
diff --git a/src/CBasic/CStatus.h b/src/CBasic/CStatus.h
index 91878c89..d43e4063 100644
--- a/src/CBasic/CStatus.h
+++ b/src/CBasic/CStatus.h
@@ -81,6 +81,10 @@ class CSTATUS {
         return (*this);
     }
 
+    explicit operator bool() const {
+        return this->isOK();
+    }
+
     /**
      * 恢复状态信息
      */
diff --git a/src/UtilsCtrl/ThreadPool/UThreadPoolConfig.h b/src/UtilsCtrl/ThreadPool/UThreadPoolConfig.h
index da00ea40..76a19ae8 100644
--- a/src/UtilsCtrl/ThreadPool/UThreadPoolConfig.h
+++ b/src/UtilsCtrl/ThreadPool/UThreadPoolConfig.h
@@ -62,7 +62,7 @@ struct UThreadPoolConfig : public CStruct {
      * @return
      */
     int calcStealRange() const {
-        int range = (std::min)(this->max_task_steal_range_, this->default_thread_size_ - 1);
+        const int range = (std::min)(this->max_task_steal_range_, this->default_thread_size_ - 1);
         return range;
     }