[clang-tidy] NO.3 supplement modernize-redundant-void-arg (#55741)

paddle/fluid/distributed/collective/reducer.cc

@@ -493,9 +493,7 @@ EagerReducer::EagerReducer(
   for (size_t global_var_index = 0; global_var_index < tensors_.size();
        ++global_var_index) {
     auto tensor = tensors_[global_var_index];
-    auto reduce_hook = [=](void) -> void {
-      this->AddDistHook(global_var_index);
-    };
+    auto reduce_hook = [=]() -> void { this->AddDistHook(global_var_index); };
 
     const auto &grad_node = GetGradNodeFromTensor(&tensor);
 

paddle/fluid/pybind/eager_functions.cc

@@ -1276,19 +1276,19 @@ static PyObject* eager_api_set_master_grads(PyObject* self,
 PyMethodDef variable_functions[] = {
     // TODO(jiabin): Remove scale when we have final state tests
     {"scale",
-     (PyCFunction)(void (*)(void))eager_api_scale,
+     (PyCFunction)(void (*)())eager_api_scale,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"_add_backward_final_hook",
-     (PyCFunction)(void (*)(void))eager_api__add_backward_final_hook,
+     (PyCFunction)(void (*)())eager_api__add_backward_final_hook,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"run_backward",
-     (PyCFunction)(void (*)(void))eager_api_run_backward,
+     (PyCFunction)(void (*)())eager_api_run_backward,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"run_partial_grad",
-     (PyCFunction)(void (*)(void))eager_api_run_partial_grad,
+     (PyCFunction)(void (*)())eager_api_run_partial_grad,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"_get_custom_operator_inplace_map",
@@ -1297,67 +1297,67 @@ PyMethodDef variable_functions[] = {
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"_run_custom_op",
-     (PyCFunction)(void (*)(void))eager_api_run_custom_op,
+     (PyCFunction)(void (*)())eager_api_run_custom_op,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"tensor_copy",
-     (PyCFunction)(void (*)(void))eager_api_tensor_copy,
+     (PyCFunction)(void (*)())eager_api_tensor_copy,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"get_all_grads",
-     (PyCFunction)(void (*)(void))eager_api_get_all_grads,
+     (PyCFunction)(void (*)())eager_api_get_all_grads,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"get_grads_lists",
-     (PyCFunction)(void (*)(void))eager_api_get_grads_lists,
+     (PyCFunction)(void (*)())eager_api_get_grads_lists,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"get_grads_types",
-     (PyCFunction)(void (*)(void))eager_api_get_grads_types,
+     (PyCFunction)(void (*)())eager_api_get_grads_types,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"read_next_tensor_list",
-     (PyCFunction)(void (*)(void))eager_api_read_next_tensor_list,
+     (PyCFunction)(void (*)())eager_api_read_next_tensor_list,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"jit_function_call",
-     (PyCFunction)(void (*)(void))eager_api_jit_function_call,
+     (PyCFunction)(void (*)())eager_api_jit_function_call,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     /**sparse functions**/
     {"sparse_coo_tensor",
-     (PyCFunction)(void (*)(void))eager_api_sparse_coo_tensor,
+     (PyCFunction)(void (*)())eager_api_sparse_coo_tensor,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"sparse_csr_tensor",
-     (PyCFunction)(void (*)(void))eager_api_sparse_csr_tensor,
+     (PyCFunction)(void (*)())eager_api_sparse_csr_tensor,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"register_saved_tensors_hooks",
-     (PyCFunction)(void (*)(void))eager_api_register_saved_tensors_hooks,
+     (PyCFunction)(void (*)())eager_api_register_saved_tensors_hooks,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"reset_saved_tensors_hooks",
-     (PyCFunction)(void (*)(void))eager_api_reset_saved_tensors_hooks,
+     (PyCFunction)(void (*)())eager_api_reset_saved_tensors_hooks,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     /**amp functions**/
     {"set_master_grads",
-     (PyCFunction)(void (*)(void))eager_api_set_master_grads,
+     (PyCFunction)(void (*)())eager_api_set_master_grads,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
 /**sparse functions**/
 #if defined(PADDLE_WITH_CUDA)
     {"async_read",
-     (PyCFunction)(void (*)(void))eager_api_async_read,
+     (PyCFunction)(void (*)())eager_api_async_read,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"async_write",
-     (PyCFunction)(void (*)(void))eager_api_async_write,
+     (PyCFunction)(void (*)())eager_api_async_write,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
     {"to_uva_tensor",
-     (PyCFunction)(void (*)(void))eager_api_to_uva_tensor,
+     (PyCFunction)(void (*)())eager_api_to_uva_tensor,
      METH_VARARGS | METH_KEYWORDS,
      NULL},
 #endif