From: Pawel Wasowski <p.wasowski2@samsung.com>
Date: Mon, 29 Mar 2021 14:24:08 +0000 (+0200)
Subject: [ML] Remove unneccessary comments and already resolved TODOs
X-Git-Tag: submit/tizen/20210609.101925~7
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=9244388f962253dc19885d88f94ae966938d6bf7;p=platform%2Fcore%2Fapi%2Fwebapi-plugins.git

[ML] Remove unneccessary comments and already resolved TODOs

[Verification] Code compiles

Change-Id: I4ccd17dcee4cc1344c739d20492c93f94f08545e
Signed-off-by: Pawel Wasowski <p.wasowski2@samsung.com>
---

diff --git a/src/ml/js/ml_common.js b/src/ml/js/ml_common.js
index 2d3bd31a..b90ca069 100755
--- a/src/ml/js/ml_common.js
+++ b/src/ml/js/ml_common.js
@@ -23,11 +23,8 @@ var converter_ = xwalk.utils.converter;
 
 var AbortError = new WebAPIException('AbortError', 'An unknown error occurred');
 
-// Constants
 var MAX_TENSORS_INFO_COUNT = 16;
 
-// TensorRawData
-
 var TensorRawData = function(data, size, shape) {
     Object.defineProperties(this, {
         data: {
@@ -103,8 +100,6 @@ function _CheckIfArrayHasOnlyNumbersAndThrow(array, arrayName) {
     });
 }
 
-// TensorsData
-
 var _ValidTensorsDataIds = new Set();
 
 function _CheckIfTensorsDataNotDisposed(id) {
@@ -201,7 +196,6 @@ TensorsData.prototype.getTensorRawData = function() {
         );
     }
 
-    // TODO: modify StringToArray to accept also float types, not only int
     var data = privUtils_.StringToArray(result.buffer, Uint8Array);
     var ArrayType = _GetBufferTypeFromTensorType(result.type);
     var shape = result.shape;
@@ -279,7 +273,6 @@ TensorsData.prototype.setTensorRawData = function() {
     _CheckIfArrayHasOnlyNumbersAndThrow(argsLocSize.location, 'location');
     _CheckIfArrayHasOnlyNumbersAndThrow(argsLocSize.size, 'size');
 
-    // TODO: modify ArrayToString to accept also float types, not only int
     var encodedData = privUtils_.ArrayToString(new Uint8Array(buffer.buffer));
     var callArgs = {
         index: argsIndex.index,
@@ -321,8 +314,6 @@ TensorsData.prototype.dispose = function() {
     _InvalidateTensorsData(this);
 };
 
-// TensorsInfo
-
 function tensorsInfoCountGetter(id) {
     var result = native_.callSync('MLTensorsInfoCountGetter', { tensorsInfoId: id });
 
diff --git a/src/ml/js/ml_pipeline.js b/src/ml/js/ml_pipeline.js
index 7af35f1e..d1059bae 100755
--- a/src/ml/js/ml_pipeline.js
+++ b/src/ml/js/ml_pipeline.js
@@ -18,7 +18,6 @@ var kPipelineStateChangeListenerNamePrefix = 'MLPipelineStateChangeListener';
 var kSinkListenerNamePrefix = 'MLPipelineSinkListener';
 var kCustomFilterListenerNamePrefix = 'MLPipelineCustomFilterListener';
 
-//PipelineManager::createPipeline() begin
 var ValidPipelineDisposeExceptions = [
     'InvalidStateError',
     'NotFoundError',
@@ -89,9 +88,7 @@ var CreatePipeline = function() {
 
     return pipeline;
 };
-//PipelineManager::createPipeline() end
 
-//Pipeline::state begin
 var ValidPipelineStateExceptions = ['NotSupportedError', 'AbortError'];
 var Pipeline = function(id) {
     Object.defineProperties(this, {
@@ -117,9 +114,7 @@ var Pipeline = function(id) {
         }
     });
 };
-//Pipeline::state end
 
-//Pipeline::start() begin
 var ValidPipelineStartStopExceptions = [
     'NotFoundError',
     'NotSupportedError',
@@ -139,9 +134,7 @@ Pipeline.prototype.start = function() {
         );
     }
 };
-//Pipeline::start() end
 
-//Pipeline::stop() begin
 Pipeline.prototype.stop = function() {
     var nativeArgs = {
         id: this._id
@@ -156,9 +149,7 @@ Pipeline.prototype.stop = function() {
         );
     }
 };
-//Pipeline::stop() end
 
-//Pipeline::dispose() begin
 Pipeline.prototype.dispose = function() {
     var result = native_.callSync('MLPipelineDispose', { id: this._id });
 
@@ -170,9 +161,7 @@ Pipeline.prototype.dispose = function() {
         );
     }
 };
-//Pipeline::dispose() end
 
-//Pipeline::getNodeInfo() begin
 var NodeInfo = function(name, pipeline_id) {
     Object.defineProperties(this, {
         name: { enumerable: true, writable: false, value: name },
@@ -218,9 +207,7 @@ Pipeline.prototype.getNodeInfo = function() {
 
     return new NodeInfo(args.name, this._id);
 };
-//Pipeline::getNodeInfo() end
 
-//Pipeline::getSource() begin
 var ValidInputTensorsInfoExceptions = ['NotFoundError', 'AbortError'];
 function Source(name, pipeline_id) {
     Object.defineProperties(this, {
@@ -290,9 +277,7 @@ Pipeline.prototype.getSource = function() {
 
     return new Source(args.name, this._id);
 };
-//Pipeline::getSource() end
 
-//Pipeline::getSwitch() begin
 function Switch(name, type, pipeline_id) {
     Object.defineProperties(this, {
         name: {
@@ -346,9 +331,7 @@ Pipeline.prototype.getSwitch = function() {
 
     return new Switch(nativeArgs.name, result.type, this._id);
 };
-//Pipeline::getSwitch() end
 
-//Pipeline::getValve() begin
 var ValidValveIsOpenAndSetOpenExceptions = [
     'NotFoundError',
     'NotSupportedError',
@@ -423,9 +406,7 @@ Pipeline.prototype.getValve = function() {
 
     return new Valve(nativeArgs.name, this._id);
 };
-//Pipeline::getValve() end
 
-//Pipeline::registerSinkListener() begin
 var ValidRegisterSinkListenerExceptions = [
     'InvalidValuesError',
     'NotFoundError',
@@ -468,9 +449,7 @@ Pipeline.prototype.registerSinkListener = function() {
         );
     }
 };
-//Pipeline::registerSinkListener() end
 
-//Pipeline::unregisterSinkListener() begin
 var ValidUnregisterSinkListenerExceptions = [
     'InvalidValuesError',
     'NotFoundError',
@@ -509,7 +488,6 @@ Pipeline.prototype.unregisterSinkListener = function() {
     var listenerName = kSinkListenerNamePrefix + args.name;
     native_.removeListener(listenerName);
 };
-//Pipeline::unregisterSinkListener() end
 
 var PropertyType = {
     BOOLEAN: 'BOOLEAN',
@@ -521,7 +499,6 @@ var PropertyType = {
     UINT64: 'UINT64',
     STRING: 'STRING'
 };
-//NodeInfo::getProperty() begin
 var ValidNodeInfoGetPropertyExceptions = [
     'InvalidValuesError',
     'NotFoundError',
@@ -560,9 +537,7 @@ NodeInfo.prototype.getProperty = function() {
 
     return result.property;
 };
-//NodeInfo::getProperty() end
 
-//NodeInfo::setProperty() begin
 var ValidNodeInfoSetPropertyExceptions = [
     'InvalidValuesError',
     'NotFoundError',
@@ -604,9 +579,7 @@ NodeInfo.prototype.setProperty = function() {
         );
     }
 };
-//NodeInfo::setProperty() end
 
-//Source::inputData() begin
 var ValidSourceInputDataExceptions = [
     'InvalidStateError',
     'NotFoundError',
@@ -640,9 +613,7 @@ Source.prototype.inputData = function() {
 
     return result.result;
 };
-//Source::inputData() end
 
-//Switch::getPadList() begin
 var ValidSwitchGetPadListExceptions = [
     'InvalidStateError',
     'NotFoundError',
@@ -667,9 +638,7 @@ Switch.prototype.getPadList = function() {
 
     return result.result;
 };
-//Switch::getPadList() end
 
-//Switch::select() begin
 var ValidSwitchSelectExceptions = [
     'InvalidValuesError',
     'NotFoundError',
@@ -706,9 +675,7 @@ Switch.prototype.select = function() {
         );
     }
 };
-//Switch::select() end
 
-//Valve::setOpen() begin
 Valve.prototype.setOpen = function() {
     var args = validator_.validateArgs(arguments, [
         {
@@ -739,12 +706,10 @@ Valve.prototype.setOpen = function() {
         );
     }
 };
-//Valve::setOpen() end
 var MachineLearningPipeline = function() {};
 
 MachineLearningPipeline.prototype.createPipeline = CreatePipeline;
 
-//Pipeline::registerCustomFilter() begin
 var ValidRegisterCustomFilterExceptions = [
     'InvalidValuesError',
     'NotSupportedError',
@@ -915,9 +880,7 @@ MachineLearningPipeline.prototype.registerCustomFilter = function() {
         );
     }
 };
-//Pipeline::registerCustomFilter() end
 
-//Pipeline::unregisterCustomFilter() begin
 var ValidUnregisterCustomFilterExceptions = [
     'InvalidStateError',
     'InvalidValuesError',
@@ -953,6 +916,3 @@ MachineLearningPipeline.prototype.unregisterCustomFilter = function() {
     var customFilterListenerName = kCustomFilterListenerNamePrefix + args.name;
     native_.removeListener(customFilterListenerName);
 };
-//Pipeline::unregisterCustomFilter() end
-
-// ML Pipeline API
diff --git a/src/ml/js/ml_single.js b/src/ml/js/ml_single.js
index b78c0100..b9598d79 100755
--- a/src/ml/js/ml_single.js
+++ b/src/ml/js/ml_single.js
@@ -16,7 +16,6 @@
 
 var MachineLearningSingle = function() {};
 
-// MachineLearningSingle::openModel()
 var ValidOpenModelExceptions = [
     'InvalidValuesError',
     'NotFoundError',
@@ -100,7 +99,6 @@ MachineLearningSingle.prototype.openModel = function() {
     return new SingleShot(result.id);
 };
 
-// MachineLearningSingle::openModelAsync()
 var ValidOpenModelAsyncCallbackErrors = [
     'InvalidValuesError',
     'NotFoundError',
@@ -204,7 +202,6 @@ MachineLearningSingle.prototype.openModelAsync = function() {
     }
 };
 
-// SingleShot interface (input & output)
 function checkSingleShotNotClosed(singleshot) {
     if (singleshot._id === undefined) {
         throw new WebAPIException(
diff --git a/src/ml/ml_instance.cc b/src/ml/ml_instance.cc
index 07b8a81f..c6be5415 100644
--- a/src/ml/ml_instance.cc
+++ b/src/ml/ml_instance.cc
@@ -30,35 +30,47 @@ namespace extension {
 namespace ml {
 
 namespace {
-const std::string kNnfw = "nnfw";
+const int kCustomFilterSuccess = 0;
+const int kNoId = -1;
+const std::string kAsync = "async";
+const std::string kBOOLEAN = "BOOLEAN";
+const std::string kBuffer = "buffer";
+const std::string kCallbackId = "callbackId";
+const std::string kDataId = "dataId";
+const std::string kDefinition = "definition";
+const std::string kDimensions = "dimensions";
+const std::string kFwType = "fwType";
+const std::string kGetInputMode = "getInputMode";
 const std::string kHw = "hw";
-const std::string kTensorsInfoId = "tensorsInfoId";
-const std::string kTensorsDataId = "tensorsDataId";
+const std::string kHwType = "hwType";
+const std::string kId = "id";
 const std::string kIndex = "index";
-const std::string kType = "type";
+const std::string kInputTensorsInfoId = "inputTensorsInfoId";
+const std::string kInTensorsInfo = "inTensorsInfo";
+const std::string kIsDynamicMode = "isDynamicMode";
+const std::string kListenerName = "listenerName";
+const std::string kLocation = "location";
+const std::string kModelPath = "modelPath";
 const std::string kName = "name";
-const std::string kDimensions = "dimensions";
-const std::string kId = "id";
-const std::string kDefinition = "definition";
-const std::string kPipelineStateChangeListenerName = "listenerName";
+const std::string kNnfw = "nnfw";
+const std::string kNodeName = "nodeName";
+const std::string kOpen = "open";
 const std::string kOtherId = "otherId";
+const std::string kOutputTensorsInfoId = "outputTensorsInfoId";
+const std::string kOutTensorsInfo = "outTensorsInfo";
 const std::string kPadName = "padName";
-const std::string kOpen = "open";
-const std::string kNodeName = "nodeName";
+const std::string kPipelineStateChangeListenerName = "listenerName";
 const std::string kProperty = "property";
-const std::string kBOOLEAN = "BOOLEAN";
-const std::string kSTRING = "STRING";
-const std::string kBuffer = "buffer";
-const std::string kSize = "size";
-const std::string kLocation = "location";
+const std::string kRequestId = "requestId";
 const std::string kShape = "shape";
-const std::string kListenerName = "listenerName";
-const std::string kInputTensorsInfoId = "inputTensorsInfoId";
-const std::string kOutputTensorsInfoId = "outputTensorsInfoId";
+const std::string kSize = "size";
 const std::string kStatus = "status";
-const std::string kDataId = "dataId";
-const std::string kRequestId = "requestId";
-const int kCustomFilterSuccess = 0;
+const std::string kSTRING = "STRING";
+const std::string kTensorsDataId = "tensorsDataId";
+const std::string kTensorsInfoId = "tensorsInfoId";
+const std::string kTimeout = "timeout";
+const std::string kType = "type";
+const std::string kValue = "value";
 }  //  namespace
 
 using namespace common;
@@ -97,7 +109,6 @@ MlInstance::MlInstance()
 
 #define REGISTER_METHOD(M) RegisterSyncHandler(#M, std::bind(&MlInstance::M, this, _1, _2))
 
-  // Common ML API begin
   REGISTER_METHOD(MLCheckNNFWAvailability);
   REGISTER_METHOD(MLTensorsInfoCountGetter);
   REGISTER_METHOD(MLTensorsInfoAddTensorInfo);
@@ -121,7 +132,6 @@ MlInstance::MlInstance()
   REGISTER_METHOD(MLTensorsDataGetTensorType);
   REGISTER_METHOD(MLTensorsDataSetTensorRawData);
 
-  // Single API begin
   REGISTER_METHOD(MLSingleManagerOpenModel);
   REGISTER_METHOD(MLSingleShotGetTensorsInfo);
   REGISTER_METHOD(MLSingleShotSetInputInfo);
@@ -131,9 +141,6 @@ MlInstance::MlInstance()
   REGISTER_METHOD(MLSingleShotSetTimeout);
   REGISTER_METHOD(MLSingleShotClose);
 
-  // Single API end
-
-  // Pipeline API begin
   REGISTER_METHOD(MLPipelineManagerCreatePipeline);
   REGISTER_METHOD(MLPipelineGetState);
   REGISTER_METHOD(MLPipelineDispose);
@@ -154,7 +161,6 @@ MlInstance::MlInstance()
   REGISTER_METHOD(MLPipelineManagerRegisterCustomFilter);
   REGISTER_METHOD(MLPipelineManagerCustomFilterOutput);
   REGISTER_METHOD(MLPipelineManagerUnregisterCustomFilter);
-// Pipeline API end
 
 #undef REGISTER_METHOD
 }
@@ -172,7 +178,6 @@ TensorsDataManager& MlInstance::GetTensorsDataManager() {
   return tensors_data_manager_;
 }
 
-// Common ML API begin
 void MlInstance::MLCheckNNFWAvailability(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
   CHECK_EXIST(args, kNnfw, out)
@@ -734,25 +739,6 @@ void MlInstance::MLTensorsDataSetTensorRawData(const picojson::value& args, pico
 
   ReportSuccess(out);
 }
-// Common ML API end
-
-// Single API begin
-
-// TODO move to the up section with field names
-namespace {
-const std::string kTimeout = "timeout";
-const std::string kModelPath = "modelPath";
-const std::string kInTensorsInfo = "inTensorsInfo";
-const std::string kOutTensorsInfo = "outTensorsInfo";
-const std::string kFwType = "fwType";
-const std::string kHwType = "hwType";
-const std::string kIsDynamicMode = "isDynamicMode";
-const std::string kValue = "value";
-const std::string kCallbackId = "callbackId";
-const std::string kAsync = "async";
-
-const int kNoId = -1;
-}  //  namespace
 
 void MlInstance::MLSingleManagerOpenModel(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
@@ -849,11 +835,6 @@ void MlInstance::MLSingleManagerOpenModel(const picojson::value& args, picojson:
   }
 }
 
-// SingleShot input/output
-// TODO move to the up section with field names
-namespace {
-const std::string kGetInputMode = "getInputMode";
-}  //  namespace
 void MlInstance::MLSingleShotGetTensorsInfo(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
   CHECK_ARGS(args, kId, double, out);
@@ -997,11 +978,6 @@ void MlInstance::MLSingleShotClose(const picojson::value& args, picojson::object
   ReportSuccess(out);
 }
 
-// Single API end
-
-// Pipeline API begin
-
-// PipelineManager::createPipeline() begin
 namespace {
 
 bool CreatePipelineArgumentsAreInvalid(const picojson::value& args) {
@@ -1043,9 +1019,7 @@ void MlInstance::MLPipelineManagerCreatePipeline(const picojson::value& args,
 
   ReportSuccess(out);
 }
-// PipelineManager::createPipeline() end
 
-// Pipeline::state begin
 void MlInstance::MLPipelineGetState(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1066,9 +1040,7 @@ void MlInstance::MLPipelineGetState(const picojson::value& args, picojson::objec
 
   ReportSuccess(state_value, out);
 }
-// Pipeline::state end
 
-// Pipeline::start() begin
 void MlInstance::MLPipelineStart(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1085,9 +1057,7 @@ void MlInstance::MLPipelineStart(const picojson::value& args, picojson::object&
 
   ReportSuccess(out);
 }
-// Pipeline::start() end
 
-// Pipeline::stop() begin
 void MlInstance::MLPipelineStop(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1104,9 +1074,7 @@ void MlInstance::MLPipelineStop(const picojson::value& args, picojson::object& o
 
   ReportSuccess(out);
 }
-// Pipeline::stop() end
 
-// Pipeline::dispose() begin
 void MlInstance::MLPipelineDispose(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1126,9 +1094,7 @@ void MlInstance::MLPipelineDispose(const picojson::value& args, picojson::object
 
   ReportSuccess(out);
 }
-// Pipeline::dispose() end
 
-// Pipeline::getNodeInfo() begin
 void MlInstance::MLPipelineGetNodeInfo(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1147,9 +1113,7 @@ void MlInstance::MLPipelineGetNodeInfo(const picojson::value& args, picojson::ob
 
   ReportSuccess(out);
 }
-// Pipeline::getNodeInfo() end
 
-// Pipeline::getSource() begin
 void MlInstance::MLPipelineGetSource(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1168,9 +1132,7 @@ void MlInstance::MLPipelineGetSource(const picojson::value& args, picojson::obje
 
   ReportSuccess(out);
 }
-// Pipeline::getSource() end
 
-// Pipeline::getSwitch() begin
 void MlInstance::MLPipelineGetSwitch(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1199,9 +1161,7 @@ void MlInstance::MLPipelineGetSwitch(const picojson::value& args, picojson::obje
   out["type"] = picojson::value{type};
   ReportSuccess(out);
 }
-// Pipeline::getSwitch() end
 
-// Pipeline::getValve() begin
 void MlInstance::MLPipelineGetValve(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1219,9 +1179,7 @@ void MlInstance::MLPipelineGetValve(const picojson::value& args, picojson::objec
 
   ReportSuccess(out);
 }
-// Pipeline::getValve() end
 
-// Pipeline::registerSinkCallback() begin
 void MlInstance::MLPipelineRegisterSinkListener(const picojson::value& args,
                                                 picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
@@ -1242,9 +1200,7 @@ void MlInstance::MLPipelineRegisterSinkListener(const picojson::value& args,
 
   ReportSuccess(out);
 }
-// Pipeline::registerSinkCallback() end
 
-// Pipeline::unregisterSinkCallback() begin
 void MlInstance::MLPipelineUnregisterSinkListener(const picojson::value& args,
                                                   picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
@@ -1263,9 +1219,7 @@ void MlInstance::MLPipelineUnregisterSinkListener(const picojson::value& args,
 
   ReportSuccess(out);
 }
-// Pipeline::unregisterSinkCallback() end
 
-// Pipeline::registerCustomFilter() begin
 void MlInstance::MLPipelineManagerRegisterCustomFilter(const picojson::value& args,
                                                        picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
@@ -1307,7 +1261,6 @@ void MlInstance::MLPipelineManagerRegisterCustomFilter(const picojson::value& ar
 
   ReportSuccess(out);
 }
-// Pipeline::registerCustomFilter() end
 
 void MlInstance::MLPipelineManagerCustomFilterOutput(const picojson::value& args,
                                                      picojson::object& out) {
@@ -1330,7 +1283,6 @@ void MlInstance::MLPipelineManagerCustomFilterOutput(const picojson::value& args
   ReportSuccess(out);
 }
 
-// Pipeline::unregisterCustomFilter() begin
 void MlInstance::MLPipelineManagerUnregisterCustomFilter(const picojson::value& args,
                                                          picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
@@ -1347,9 +1299,7 @@ void MlInstance::MLPipelineManagerUnregisterCustomFilter(const picojson::value&
 
   ReportSuccess(out);
 }
-// Pipeline::unregisterCustomFilter() end
 
-// NodeInfo::getProperty() begin
 void MlInstance::MLPipelineNodeInfoGetProperty(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1372,9 +1322,7 @@ void MlInstance::MLPipelineNodeInfoGetProperty(const picojson::value& args, pico
 
   ReportSuccess(out);
 }
-// NodeInfo::getProperty() end
 
-// NodeInfo::setProperty() begin
 void MlInstance::MLPipelineNodeInfoSetProperty(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1406,9 +1354,7 @@ void MlInstance::MLPipelineNodeInfoSetProperty(const picojson::value& args, pico
 
   ReportSuccess(out);
 }
-// NodeInfo::setProperty() end
 
-// Source::inputTensorsInfo begin
 void MlInstance::MLPipelineGetInputTensorsInfo(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: [%s]", args.serialize().c_str());
 
@@ -1427,9 +1373,7 @@ void MlInstance::MLPipelineGetInputTensorsInfo(const picojson::value& args, pico
 
   ReportSuccess(out);
 }
-// Source::inputTensorsInfo end
 
-// Source::inputData() begin
 void MlInstance::MLPipelineSourceInputData(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: [%s]", args.serialize().c_str());
 
@@ -1457,9 +1401,7 @@ void MlInstance::MLPipelineSourceInputData(const picojson::value& args, picojson
 
   ReportSuccess(out);
 }
-// Source::inputData() end
 
-// Switch::getPadList() begin
 void MlInstance::MLPipelineSwitchGetPadList(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: [%s]", args.serialize().c_str());
 
@@ -1478,9 +1420,7 @@ void MlInstance::MLPipelineSwitchGetPadList(const picojson::value& args, picojso
 
   ReportSuccess(picojson::value{std::move(pad_list)}, out);
 }
-// Switch::getPadList() end
 
-// Switch::select() end
 void MlInstance::MLPipelineSwitchSelect(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: [%s]", args.serialize().c_str());
 
@@ -1500,9 +1440,7 @@ void MlInstance::MLPipelineSwitchSelect(const picojson::value& args, picojson::o
 
   ReportSuccess(out);
 }
-// Switch::select() end
 
-// Valve::setOpen() begin
 void MlInstance::MLPipelineValveSetOpen(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1522,9 +1460,7 @@ void MlInstance::MLPipelineValveSetOpen(const picojson::value& args, picojson::o
 
   ReportSuccess(out);
 }
-// Valve::setOpen() end
 
-// Valve::isOpen() begin
 void MlInstance::MLPipelineValveIsOpen(const picojson::value& args, picojson::object& out) {
   ScopeLogger("args: %s", args.serialize().c_str());
 
@@ -1543,9 +1479,6 @@ void MlInstance::MLPipelineValveIsOpen(const picojson::value& args, picojson::ob
 
   ReportSuccess(picojson::value{open}, out);
 }
-// Valve::isOpen() end
-
-// Pipeline API end
 
 #undef CHECK_EXIST
 #undef CHECK_TYPE
diff --git a/src/ml/ml_instance.h b/src/ml/ml_instance.h
index 0f1f92e2..11af609f 100644
--- a/src/ml/ml_instance.h
+++ b/src/ml/ml_instance.h
@@ -39,7 +39,6 @@ class MlInstance : public common::ParsedInstance {
   TensorsDataManager& GetTensorsDataManager();
 
  private:
-  // Common ML API begin
   void MLCheckNNFWAvailability(const picojson::value& args, picojson::object& out);
   void MLTensorsInfoCountGetter(const picojson::value& args, picojson::object& out);
   void MLTensorsInfoCreate(const picojson::value& args, picojson::object& out);
@@ -68,9 +67,7 @@ class MlInstance : public common::ParsedInstance {
   TensorsInfoManager tensors_info_manager_;
   TensorsDataManager tensors_data_manager_;
   common::Worker worker_;
-  // Common ML API end
 
-  // Single API begin
   SingleManager single_manager_;
   void MLSingleManagerOpenModel(const picojson::value& args, picojson::object& out);
   void MLSingleShotGetTensorsInfo(const picojson::value& args, picojson::object& out);
@@ -80,9 +77,7 @@ class MlInstance : public common::ParsedInstance {
   void MLSingleShotSetValue(const picojson::value& args, picojson::object& out);
   void MLSingleShotSetTimeout(const picojson::value& args, picojson::object& out);
   void MLSingleShotClose(const picojson::value& args, picojson::object& out);
-  // Single API end
 
-  // Pipeline API begin
   /*
    * ########## IMPORTANT ##########
    * Ensure, that pipeline_manager_ field appears AFTER tensors_info_manager_
@@ -107,91 +102,49 @@ class MlInstance : public common::ParsedInstance {
    */
   PipelineManager pipeline_manager_;
 
-  // PipelineManager::createPipeline() begin
   void MLPipelineManagerCreatePipeline(const picojson::value& args, picojson::object& out);
-  // PipelineManager::createPipeline() end
 
-  // Pipeline::state begin
   void MLPipelineGetState(const picojson::value& args, picojson::object& out);
-  // Pipeline::state end
 
-  // Pipeline::start() begin
   void MLPipelineStart(const picojson::value& args, picojson::object& out);
-  // Pipeline::start() end
 
-  // Pipeline::stop() begin
   void MLPipelineStop(const picojson::value& args, picojson::object& out);
-  // Pipeline::stop() end
 
-  // Pipeline::dispose() begin
   void MLPipelineDispose(const picojson::value& args, picojson::object& out);
-  // Pipeline::dispose() end
 
-  // Pipeline::getNodeInfo() begin
   void MLPipelineGetNodeInfo(const picojson::value& args, picojson::object& out);
-  // Pipeline::getNodeInfo() end
 
-  // Pipeline::getSource() begin
   void MLPipelineGetSource(const picojson::value& args, picojson::object& out);
-  // Pipeline::getSource() end
 
-  // Pipeline::getSwitch() begin
   void MLPipelineGetSwitch(const picojson::value& args, picojson::object& out);
-  // Pipeline::getSwitch() end
 
-  // Pipeline::getValve() begin
   void MLPipelineGetValve(const picojson::value& args, picojson::object& out);
-  // Pipeline::getValve() end
 
-  // Pipeline::registerSinkCallback() begin
   void MLPipelineRegisterSinkListener(const picojson::value& args, picojson::object& out);
-  // Pipeline::registerSinkCallback() end
 
-  // Pipeline::unregisterSinkCallback() begin
   void MLPipelineUnregisterSinkListener(const picojson::value& args, picojson::object& out);
-  // Pipeline::unregisterSinkCallback() end
 
-  // Pipeline::registerCustomFilter() begin
   void MLPipelineManagerRegisterCustomFilter(const picojson::value& args, picojson::object& out);
+
   void MLPipelineManagerCustomFilterOutput(const picojson::value& args, picojson::object& out);
-  // Pipeline::registerCustomFilter() end
 
-  // Pipeline::unregisterCustomFilter() begin
   void MLPipelineManagerUnregisterCustomFilter(const picojson::value& args, picojson::object& out);
-  // Pipeline::unregisterCustomFilter() end
 
-  // NodeInfo::getProperty() begin
   void MLPipelineNodeInfoGetProperty(const picojson::value& args, picojson::object& out);
-  // NodeInfo::getProperty() end
 
-  // NodeInfo::setProperty() begin
   void MLPipelineNodeInfoSetProperty(const picojson::value& args, picojson::object& out);
-  // NodeInfo::setProperty() end
 
-  // Source::inputTensorsInfo begin
   void MLPipelineGetInputTensorsInfo(const picojson::value& args, picojson::object& out);
-  // Source::inputTensorsInfo end
 
-  // Source::inputData() begin
   void MLPipelineSourceInputData(const picojson::value& args, picojson::object& out);
-  // Source::inputData() end
 
-  // Switch::getPadList() begin
   void MLPipelineSwitchGetPadList(const picojson::value& args, picojson::object& out);
-  // Switch::getPadList() end
 
-  // Switch::select() begin
   void MLPipelineSwitchSelect(const picojson::value& args, picojson::object& out);
-  // Switch::select() end
 
-  // Valve::setOpen() begin
   void MLPipelineValveSetOpen(const picojson::value& args, picojson::object& out);
-  // Valve::setOpen() end
 
-  // Valve::isOpen() begin
   void MLPipelineValveIsOpen(const picojson::value& args, picojson::object& out);
-  // Valve::isOpen() end
-  // Pipeline API end
 };
 
 }  // namespace ml
diff --git a/src/ml/ml_pipeline.cc b/src/ml/ml_pipeline.cc
index 81b0c8d8..3d2ade86 100644
--- a/src/ml/ml_pipeline.cc
+++ b/src/ml/ml_pipeline.cc
@@ -77,7 +77,6 @@ Pipeline::Pipeline(int id, const std::string& state_change_listener_name,
   ScopeLogger("id: [%d], state_change_listener_name: [%s]", id, state_change_listener_name.c_str());
 }
 
-// Pipeline::createPipeline() begin
 PlatformResult Pipeline::CreatePipeline(int id, const std::string& definition,
                                         const std::string& state_change_listener_name,
                                         common::Instance* instance_ptr,
@@ -119,7 +118,6 @@ PlatformResult Pipeline::CreatePipeline(int id, const std::string& definition,
   *out = std::move(pipeline_ptr);
   return PlatformResult{};
 }
-// Pipeline::createPipeline() end
 
 Pipeline::~Pipeline() {
   ScopeLogger("Destroying pipeline: [%d]", id_);
@@ -166,7 +164,6 @@ void Pipeline::PipelineStateChangeListener(ml_pipeline_state_e state, void* user
   common::Instance::PostMessage(pipeline->instance_ptr_, response);
 }
 
-// Pipeline::state begin
 PlatformResult Pipeline::GetState(std::string* out) {
   ScopeLogger("id_: [%d]", id_);
 
@@ -181,9 +178,7 @@ PlatformResult Pipeline::GetState(std::string* out) {
   *out = StateToString(state);
   return PlatformResult{};
 }
-// Pipeline::state end
 
-// Pipeline::start() begin
 PlatformResult Pipeline::Start() {
   ScopeLogger("id_: [%d]", id_);
 
@@ -194,9 +189,7 @@ PlatformResult Pipeline::Start() {
   }
   return PlatformResult{};
 }
-// Pipeline::start() end
 
-// Pipeline::stop() begin
 PlatformResult Pipeline::Stop() {
   ScopeLogger("id_: [%d]", id_);
 
@@ -207,9 +200,7 @@ PlatformResult Pipeline::Stop() {
   }
   return PlatformResult{};
 }
-// Pipeline::stop() end
 
-// Pipeline::dispose() begin
 PlatformResult Pipeline::Dispose() {
   ScopeLogger("id_: [%d]", id_);
 
@@ -239,7 +230,8 @@ PlatformResult Pipeline::Dispose() {
   }
 
   /*
-   * TODO in future commits:
+   * ****** VERY IMPORTANT! ******
+   * READ BEFORE ADDING NEW NODES!
    *
    * Release all nodes belonging to this pipeline and
    * cached in this object in containers like
@@ -269,9 +261,7 @@ PlatformResult Pipeline::Dispose() {
 
   return PlatformResult{};
 }
-// Pipeline::dispose() end
 
-// Pipeline::getNodeInfo() begin
 PlatformResult Pipeline::GetNodeInfo(const std::string& name) {
   ScopeLogger("id_: [%d], name: [%s]", id_, name.c_str());
 
@@ -292,9 +282,7 @@ PlatformResult Pipeline::GetNodeInfo(const std::string& name) {
 
   return PlatformResult{};
 }
-// Pipeline::getNodeInfo() end
 
-// Pipeline::getSource() begin
 PlatformResult Pipeline::GetSource(const std::string& name) {
   ScopeLogger("id: [%d], name: [%s]", id_, name.c_str());
 
@@ -311,9 +299,7 @@ PlatformResult Pipeline::GetSource(const std::string& name) {
   }
   return ret;
 }
-// Pipeline::getSource() end
 
-// Pipeline::getSwitch() begin
 PlatformResult Pipeline::GetSwitch(const std::string& name, std::string* type) {
   ScopeLogger("id: [%d], name: [%s]", id_, name.c_str());
 
@@ -333,9 +319,7 @@ PlatformResult Pipeline::GetSwitch(const std::string& name, std::string* type) {
   }
   return ret;
 }
-// Pipeline::getSwitch() end
 
-// Pipeline::getValve() begin
 PlatformResult Pipeline::GetValve(const std::string& name) {
   ScopeLogger("id: [%d], name: [%s]", id_, name.c_str());
 
@@ -353,9 +337,7 @@ PlatformResult Pipeline::GetValve(const std::string& name) {
   }
   return ret;
 }
-// Pipeline::getValve() end
 
-// Pipeline::registerSinkCallback() begin
 PlatformResult Pipeline::RegisterSinkListener(const std::string& sink_name,
                                               const std::string& listener_name) {
   ScopeLogger("sink_name: [%s], listener_name: [%s], id_: [%d]", sink_name.c_str(),
@@ -377,9 +359,7 @@ PlatformResult Pipeline::RegisterSinkListener(const std::string& sink_name,
 
   return PlatformResult{};
 }
-// Pipeline::registerSinkCallback() end
 
-// Pipeline::unregisterSinkCallback() begin
 PlatformResult Pipeline::UnregisterSinkListener(const std::string& sink_name) {
   ScopeLogger("sink_name: [%s], id_: [%d]", sink_name.c_str(), id_);
 
@@ -395,9 +375,7 @@ PlatformResult Pipeline::UnregisterSinkListener(const std::string& sink_name) {
   }
   return ret;
 }
-// Pipeline::unregisterSinkCallback() end
 
-// NodeInfo::getProperty() begin
 PlatformResult Pipeline::getProperty(const std::string& node_name, const std::string& name,
                                      const std::string& type, picojson::object* property) {
   ScopeLogger("id_: [%d], name: [%s], type: [%s]", id_, name.c_str(), type.c_str());
@@ -410,9 +388,7 @@ PlatformResult Pipeline::getProperty(const std::string& node_name, const std::st
 
   return nodeinfo_it->second->getProperty(name, type, property);
 }
-// NodeInfo::getProperty() end
 
-// NodeInfo::setProperty() begin
 PlatformResult Pipeline::setProperty(const std::string& node_name, const std::string& name,
                                      const std::string& type, const picojson::value& property) {
   ScopeLogger("id_: [%d], name: [%s], type: [%s]", id_, name.c_str(), type.c_str());
@@ -425,9 +401,7 @@ PlatformResult Pipeline::setProperty(const std::string& node_name, const std::st
 
   return nodeinfo_it->second->setProperty(name, type, property);
 }
-// NodeInfo::setProperty() end
 
-// Source::inputTensorsInfo begin
 PlatformResult Pipeline::getInputTensorsInfo(const std::string& name, ml_tensors_info_h* result) {
   ScopeLogger();
 
@@ -439,9 +413,7 @@ PlatformResult Pipeline::getInputTensorsInfo(const std::string& name, ml_tensors
 
   return source_it->second->getInputTensorsInfo(result);
 }
-// Source::inputTensorsInfo end
 
-// Source::inputData() begin
 PlatformResult Pipeline::SourceInputData(const std::string& name, TensorsData* tensors_data) {
   ScopeLogger();
 
@@ -453,9 +425,7 @@ PlatformResult Pipeline::SourceInputData(const std::string& name, TensorsData* t
 
   return source_it->second->SourceInputData(tensors_data);
 }
-// Source::inputData() end
 
-// Switch::getPadList() begin
 PlatformResult Pipeline::GetSwitch(const std::string& name, Switch** out) {
   ScopeLogger("id: [%d], name: [%s]", id_, name.c_str());
 
@@ -469,9 +439,6 @@ PlatformResult Pipeline::GetSwitch(const std::string& name, Switch** out) {
   return PlatformResult{ErrorCode::ABORT_ERR, "Switch does not exist"};
 }
 
-// Switch::getPadList() end
-
-// Valve::setOpen() begin
 PlatformResult Pipeline::GetNodeInfo(const std::string& name, NodeInfo** out) {
   ScopeLogger("id_: [%d], name: [%s]", id_, name.c_str());
 
@@ -492,7 +459,6 @@ PlatformResult Pipeline::GetValve(const std::string& name, Valve** out) {
   }
   return ret;
 }
-// Valve::setOpen() end
 
 }  // namespace extension
 }  // namespace ml
diff --git a/src/ml/ml_pipeline.h b/src/ml/ml_pipeline.h
index cc370ce4..1b1f633c 100644
--- a/src/ml/ml_pipeline.h
+++ b/src/ml/ml_pipeline.h
@@ -42,7 +42,6 @@ namespace ml {
 
 class Pipeline {
  public:
-  // PipelineManager::createPipeline() begin
   /*
    * We use a static function to create Pipeline objects, instead of
    * a typical constructor, to be able to return an error without
@@ -53,81 +52,48 @@ class Pipeline {
                                        common::Instance* instance_ptr,
                                        TensorsInfoManager* tensors_info_manager_ptr,
                                        std::unique_ptr<Pipeline>* out);
-  // PipelineManager::createPipeline() end
   Pipeline() = delete;
   Pipeline(const Pipeline&) = delete;
   Pipeline& operator=(const Pipeline&) = delete;
 
   ~Pipeline();
 
-  // Pipeline::state begin
   PlatformResult GetState(std::string* out);
-  // Pipeline::state end
 
-  // Pipeline::start() begin
   PlatformResult Start();
-  // Pipeline::start() end
 
-  // Pipeline::stop() begin
   PlatformResult Stop();
-  // Pipeline::stop() end
 
-  // Pipeline::dispose() begin
   PlatformResult Dispose();
-  // Pipeline::dispose() end
 
-  // Pipeline::getNodeInfo() begin
   PlatformResult GetNodeInfo(const std::string& name);
-  // Pipeline::getNodeInfo() end
 
-  // Pipeline::getSource() begin
   PlatformResult GetSource(const std::string& name);
-  // Pipeline::getSource() end
 
-  // Pipeline::getSwitch() begin
   PlatformResult GetSwitch(const std::string& name, std::string* type);
-  // Pipeline::getSwitch() end
 
-  // Pipeline::getValve() begin
   PlatformResult GetValve(const std::string& name);
-  // Pipeline::getValve() end
 
-  // Pipeline::registerSinkCallback() begin
   PlatformResult RegisterSinkListener(const std::string& sink_name,
                                       const std::string& listener_name);
-  // Pipeline::registerSinkCallback() end
 
-  // Pipeline::unregisterSinkCallback() begin
   PlatformResult UnregisterSinkListener(const std::string& sink_name);
-  // Pipeline::unregisterSinkCallback() end
 
-  // NodeInfo::getProperty() begin
   PlatformResult getProperty(const std::string& node_name, const std::string& name,
                              const std::string& type, picojson::object* property);
-  // NodeInfo::getProperty() end
 
-  // NodeInfo::setProperty() begin
   PlatformResult setProperty(const std::string& node_name, const std::string& name,
                              const std::string& type, const picojson::value& property);
-  // NodeInfo::setProperty() end
 
-  // Source::inputTensorsInfo begin
   PlatformResult getInputTensorsInfo(const std::string& name, ml_tensors_info_h* result);
-  // Source::inputTensorsInfo end
 
-  // Source::inputData() begin
   PlatformResult SourceInputData(const std::string& name, TensorsData* tensors_data);
-  // Source::inputData() end
 
-  // Switch::getPadList() begin
   PlatformResult GetSwitch(const std::string& name, Switch** out);
 
-  // Switch::getPadList() end
-
-  // Valve::setOpen() begin
   PlatformResult GetNodeInfo(const std::string& name, NodeInfo** out);
   PlatformResult GetValve(const std::string& name, Valve** out);
-  // Valve::setOpen() end
+
  private:
   Pipeline(int id, const std::string& state_change_listener_name,
            TensorsInfoManager* tensors_info_manager_ptr, common::Instance* instance_ptr);
diff --git a/src/ml/ml_pipeline_manager.cc b/src/ml/ml_pipeline_manager.cc
index 91bbdcd6..8daf6cf5 100644
--- a/src/ml/ml_pipeline_manager.cc
+++ b/src/ml/ml_pipeline_manager.cc
@@ -42,7 +42,6 @@ PipelineManager::~PipelineManager() {
   ScopeLogger();
 }
 
-// PipelineManager::createPipeline() begin
 PlatformResult PipelineManager::CreatePipeline(int id, const std::string& definition,
                                                const std::string& state_change_listener_name) {
   ScopeLogger("id: [%d], definition: [%s], state_change_listener_name: [%s]", id,
@@ -64,9 +63,7 @@ PlatformResult PipelineManager::CreatePipeline(int id, const std::string& defini
 
   return PlatformResult{};
 }
-// PipelineManager::createPipeline() end
 
-// Pipeline::state begin
 PlatformResult PipelineManager::GetPipelineState(int id, std::string* out) {
   ScopeLogger("id: [%d]", id);
 
@@ -80,9 +77,7 @@ PlatformResult PipelineManager::GetPipelineState(int id, std::string* out) {
   auto ret = pipeline_it->second->GetState(out);
   return ret;
 }
-// Pipeline::state end
 
-// Pipeline::start() begin
 PlatformResult PipelineManager::Start(int id) {
   ScopeLogger("id: [%d]", id);
 
@@ -95,9 +90,7 @@ PlatformResult PipelineManager::Start(int id) {
   auto ret = pipeline_it->second->Start();
   return ret;
 }
-// Pipeline::start() end
 
-// Pipeline::stop() begin
 PlatformResult PipelineManager::Stop(int id) {
   ScopeLogger("id: [%d]", id);
 
@@ -110,9 +103,7 @@ PlatformResult PipelineManager::Stop(int id) {
   auto ret = pipeline_it->second->Stop();
   return ret;
 }
-// Pipeline::stop() end
 
-// Pipeline::dispose() begin
 PlatformResult PipelineManager::DisposePipeline(int id) {
   ScopeLogger("id: [%d]", id);
 
@@ -134,9 +125,7 @@ PlatformResult PipelineManager::DisposePipeline(int id) {
 
   return ret;
 }
-// Pipeline::dispose() end
 
-// Pipeline::getNodeInfo() begin
 PlatformResult PipelineManager::GetNodeInfo(int id, std::string& name) {
   ScopeLogger("id: [%d], name [%s]", id, name.c_str());
 
@@ -149,9 +138,7 @@ PlatformResult PipelineManager::GetNodeInfo(int id, std::string& name) {
   auto ret = pipeline_it->second->GetNodeInfo(name);
   return ret;
 }
-// Pipeline::getNodeInfo() end
 
-// Pipeline::getSource() begin
 PlatformResult PipelineManager::GetSource(int pipeline_id, const std::string& name) {
   ScopeLogger("name: [%s], pipeline_id: [%d]", name.c_str(), pipeline_id);
 
@@ -163,9 +150,7 @@ PlatformResult PipelineManager::GetSource(int pipeline_id, const std::string& na
 
   return pipeline_it->second->GetSource(name);
 }
-// Pipeline::getSource() end
 
-// Pipeline::getSwitch() begin
 PlatformResult PipelineManager::GetSwitch(const std::string& name, int pipeline_id,
                                           std::string* type) {
   ScopeLogger("name: [%s], pipeline_id: [%d]", name.c_str(), pipeline_id);
@@ -178,9 +163,7 @@ PlatformResult PipelineManager::GetSwitch(const std::string& name, int pipeline_
 
   return pipeline_it->second->GetSwitch(name, type);
 }
-// Pipeline::getSwitch() end
 
-// Pipeline::getValve() begin
 PlatformResult PipelineManager::GetValve(const std::string& name, int pipeline_id) {
   ScopeLogger("name: [%s], pipeline_id: [%d]", name.c_str(), pipeline_id);
 
@@ -192,9 +175,7 @@ PlatformResult PipelineManager::GetValve(const std::string& name, int pipeline_i
 
   return pipeline_it->second->GetValve(name);
 }
-// Pipeline::getValve() end
 
-// Pipeline::registerSinkCallback() begin
 PlatformResult PipelineManager::RegisterSinkListener(const std::string& sink_name, int pipeline_id,
                                                      const std::string& listener_name) {
   ScopeLogger("sink_name: [%s], pipeline_id: [%d], listener_name: [%s]", sink_name.c_str(),
@@ -208,9 +189,7 @@ PlatformResult PipelineManager::RegisterSinkListener(const std::string& sink_nam
 
   return pipeline_it->second->RegisterSinkListener(sink_name, listener_name);
 }
-// Pipeline::registerSinkCallback() end
 
-// Pipeline::unregisterSinkCallback() begin
 PlatformResult PipelineManager::UnregisterSinkListener(const std::string& sink_name,
                                                        int pipeline_id) {
   ScopeLogger("sink_name: [%s], pipeline_id: [%d]", sink_name.c_str(), pipeline_id);
@@ -223,9 +202,7 @@ PlatformResult PipelineManager::UnregisterSinkListener(const std::string& sink_n
 
   return pipeline_it->second->UnregisterSinkListener(sink_name);
 }
-// Pipeline::unregisterSinkCallback() end
 
-// Pipeline::registerCustomFilter() begin
 PlatformResult PipelineManager::RegisterCustomFilter(const std::string& custom_filter_name,
                                                      const std::string& listener_name,
                                                      TensorsInfo* input_tensors_info_ptr,
@@ -254,7 +231,6 @@ PlatformResult PipelineManager::RegisterCustomFilter(const std::string& custom_f
 
   return PlatformResult{};
 }
-// Pipeline::registerCustomFilter() end
 
 PlatformResult PipelineManager::CustomFilterOutput(const std::string& custom_filter_name,
                                                    int request_id, int status) {
@@ -271,7 +247,6 @@ PlatformResult PipelineManager::CustomFilterOutput(const std::string& custom_fil
   return PlatformResult{};
 }
 
-// Pipeline::unregisterCustomFilter() begin
 PlatformResult PipelineManager::UnregisterCustomFilter(const std::string& custom_filter_name) {
   ScopeLogger("custom_filter_name: [%s]", custom_filter_name.c_str());
 
@@ -288,9 +263,7 @@ PlatformResult PipelineManager::UnregisterCustomFilter(const std::string& custom
   }
   return ret;
 }
-// Pipeline::unregisterCustomFilter() end
 
-// NodeInfo::getProperty() begin
 PlatformResult PipelineManager::getProperty(int id, const std::string& node_name,
                                             const std::string& name, const std::string& type,
                                             picojson::object* property) {
@@ -305,9 +278,7 @@ PlatformResult PipelineManager::getProperty(int id, const std::string& node_name
 
   return pipeline_it->second->getProperty(node_name, name, type, property);
 }
-// NodeInfo::getProperty() end
 
-// NodeInfo::setProperty() begin
 PlatformResult PipelineManager::setProperty(int id, const std::string& node_name,
                                             const std::string& name, const std::string& type,
                                             const picojson::value& property) {
@@ -322,9 +293,7 @@ PlatformResult PipelineManager::setProperty(int id, const std::string& node_name
 
   return pipeline_it->second->setProperty(node_name, name, type, property);
 }
-// NodeInfo::setProperty() end
 
-// Source::inputTensorsInfo begin
 PlatformResult PipelineManager::getInputTensorsInfo(int id, const std::string& name, int* res_id) {
   ScopeLogger();
 
@@ -343,9 +312,7 @@ PlatformResult PipelineManager::getInputTensorsInfo(int id, const std::string& n
   *res_id = tensor_info->Id();
   return PlatformResult{};
 }
-// Source::inputTensorsInfo end
 
-// Source::inputData() begin
 PlatformResult PipelineManager::SourceInputData(int id, const std::string& name,
                                                 TensorsData* tensors_data) {
   ScopeLogger();
@@ -358,9 +325,7 @@ PlatformResult PipelineManager::SourceInputData(int id, const std::string& name,
 
   return pipeline_it->second->SourceInputData(name, tensors_data);
 }
-// Source::inputData() end
 
-// Switch::getPadList() begin
 PlatformResult PipelineManager::SwitchGetPadList(int pipeline_id, const std::string& switch_name,
                                                  picojson::array* out) {
   ScopeLogger("pipeline_id: [%d], switch_name: [%s]", pipeline_id, switch_name.c_str());
@@ -379,9 +344,7 @@ PlatformResult PipelineManager::SwitchGetPadList(int pipeline_id, const std::str
 
   return switch_ptr->GetPadList(out);
 }
-// Switch::getPadList() end
 
-// Switch::select() begin
 PlatformResult PipelineManager::SwitchSelect(int pipeline_id, const std::string& switch_name,
                                              const std::string& pad_name) {
   ScopeLogger("pipeline_id: [%d], switch_name: [%s], pad_name: [%s]", pipeline_id,
@@ -401,9 +364,7 @@ PlatformResult PipelineManager::SwitchSelect(int pipeline_id, const std::string&
 
   return switch_ptr->Select(pad_name);
 }
-// Switch::select() end
 
-// Valve::setOpen() begin
 PlatformResult PipelineManager::ValveSetOpen(int pipeline_id, const std::string& valve_name,
                                              bool open) {
   ScopeLogger("pipeline_id: [%d], valve_name: [%s], open: [%s]", pipeline_id, valve_name.c_str(),
@@ -423,9 +384,7 @@ PlatformResult PipelineManager::ValveSetOpen(int pipeline_id, const std::string&
 
   return valve_ptr->SetOpen(open);
 }
-// Valve::setOpen() end
 
-// Valve::isOpen() begin
 PlatformResult PipelineManager::ValveIsOpen(int pipeline_id, const std::string& valve_name,
                                             bool* open) {
   ScopeLogger("pipeline_id: [%d], valve_name: [%s]", pipeline_id, valve_name.c_str());
@@ -444,7 +403,6 @@ PlatformResult PipelineManager::ValveIsOpen(int pipeline_id, const std::string&
 
   return valve_ptr->IsOpen(open);
 }
-// Valve::isOpen() end
 
 }  // namespace ml
 }  // namespace extension
diff --git a/src/ml/ml_pipeline_manager.h b/src/ml/ml_pipeline_manager.h
index 9e617b78..e4c4d526 100644
--- a/src/ml/ml_pipeline_manager.h
+++ b/src/ml/ml_pipeline_manager.h
@@ -41,53 +41,30 @@ class PipelineManager {
   PipelineManager(const PipelineManager&) = delete;
   PipelineManager& operator=(const PipelineManager&) = delete;
 
-  // PipelineManager::createPipeline() begin
   PlatformResult CreatePipeline(int id, const std::string& definition,
                                 const std::string& state_change_listener_name);
-  // PipelineManager::createPipeline() end
 
-  // Pipeline::state begin
   PlatformResult GetPipelineState(int id, std::string* out);
-  // Pipeline::state end
 
-  // Pipeline::start() begin
   PlatformResult Start(int id);
-  // Pipeline::start() end
 
-  // Pipeline::stop() begin
   PlatformResult Stop(int id);
-  // Pipeline::stop() end
 
-  // Pipeline::dispose() begin
   PlatformResult DisposePipeline(int id);
-  // Pipeline::dispose() end
 
-  // Pipeline::getNodeInfo() begin
   PlatformResult GetNodeInfo(int id, std::string& name);
-  // Pipeline::getNodeInfo() end
 
-  // Pipeline::getSource() begin
   PlatformResult GetSource(int pipeline_id, const std::string& name);
-  // Pipeline::getSource() end
 
-  // Pipeline::getSwitch() begin
   PlatformResult GetSwitch(const std::string& name, int pipeline_id, std::string* type);
-  // Pipeline::getSwitch() end
 
-  // Pipeline::getValve() begin
   PlatformResult GetValve(const std::string& name, int pipeline_id);
-  // Pipeline::getValve() end
 
-  // Pipeline::registerSinkCallback() begin
   PlatformResult RegisterSinkListener(const std::string& sink_name, int pipeline_id,
                                       const std::string& listener_name);
-  // Pipeline::registerSinkCallback() end
 
-  // Pipeline::unregisterSinkCallback() begin
   PlatformResult UnregisterSinkListener(const std::string& sink_name, int pipeline_id);
-  // Pipeline::unregisterSinkCallback() end
 
-  // Pipeline::registerCustomFilter() begin
   PlatformResult RegisterCustomFilter(const std::string& custom_filter_name,
                                       const std::string& listener_name,
                                       TensorsInfo* input_tensors_info_ptr,
@@ -95,47 +72,29 @@ class PipelineManager {
 
   PlatformResult CustomFilterOutput(const std::string& custom_filter_name, int request_id,
                                     int status);
-  // Pipeline::registerCustomFilter() end
 
-  // Pipeline::unregisterCustomFilter() begin
   PlatformResult UnregisterCustomFilter(const std::string& custom_filter_name);
-  // Pipeline::unregisterCustomFilter() end
 
-  // NodeInfo::getProperty() begin
   PlatformResult getProperty(int id, const std::string& node_name, const std::string& name,
                              const std::string& type, picojson::object* property);
-  // NodeInfo::getProperty() end
 
-  // NodeInfo::setProperty() begin
   PlatformResult setProperty(int id, const std::string& node_name, const std::string& name,
                              const std::string& type, const picojson::value& property);
-  // NodeInfo::setProperty() end
 
-  // Source::inputTensorsInfo begin
   PlatformResult getInputTensorsInfo(int id, const std::string& name, int* res_id);
-  // Source::inputTensorsInfo end
 
-  // Source::inputData() begin
   PlatformResult SourceInputData(int id, const std::string& name, TensorsData* tensors_data);
-  // Source::inputData() end
 
-  // Switch::getPadList() begin
   PlatformResult SwitchGetPadList(int pipeline_id, const std::string& switch_name,
                                   picojson::array* out);
-  // Switch::getPadList() end
 
-  // Switch::select() begin
   PlatformResult SwitchSelect(int pipeline_id, const std::string& switch_name,
                               const std::string& pad_name);
-  // Switch::select() end
 
-  // Valve::setOpen() begin
   PlatformResult ValveSetOpen(int pipeline_id, const std::string& valve_name, bool open);
-  // Valve::setOpen() end
 
-  // Valve::isOpen() begin
   PlatformResult ValveIsOpen(int pipeline_id, const std::string& valve_name, bool* open);
-  // Valve::isOpen() end
+
  private:
   common::Instance* instance_ptr_;
   TensorsInfoManager* tensors_info_manager_;
diff --git a/src/ml/ml_single_manager.cc b/src/ml/ml_single_manager.cc
index ef388258..644b9cdf 100644
--- a/src/ml/ml_single_manager.cc
+++ b/src/ml/ml_single_manager.cc
@@ -31,7 +31,6 @@ SingleManager::~SingleManager() {
   ScopeLogger();
 }
 
-// MachineLearningSingle::openModel()
 PlatformResult SingleManager::OpenModel(const std::string& modelPath, TensorsInfo* inTensorsInfo,
                                         TensorsInfo* outTensorsInfo, ml_nnfw_type_e nnfw_e,
                                         ml_nnfw_hw_e hw_e, bool isDynamicMode, int* res_id) {
@@ -55,7 +54,6 @@ PlatformResult SingleManager::OpenModel(const std::string& modelPath, TensorsInf
   return PlatformResult{};
 }
 
-// SingleShot input
 SingleShot* SingleManager::GetSingleShot(int id) {
   ScopeLogger("id: %d", id);
 
diff --git a/src/ml/ml_single_manager.h b/src/ml/ml_single_manager.h
index 05fd040a..607ea8a8 100644
--- a/src/ml/ml_single_manager.h
+++ b/src/ml/ml_single_manager.h
@@ -39,12 +39,10 @@ class SingleManager {
   SingleManager(const SingleManager&) = delete;
   SingleManager& operator=(const SingleManager&) = delete;
 
-  // MachineLearningSingle::openModel()
   PlatformResult OpenModel(const std::string& modelPath, TensorsInfo* inTensorsInfo,
                            TensorsInfo* outTensorsInfo, ml_nnfw_type_e nnfw_e, ml_nnfw_hw_e hw_e,
                            bool isDynamicMode, int* res_id);
-  // MachineLearningSingle::openModelAsync()
-  // OpenModelSuccessCallback
+
   PlatformResult GetNativeTensorsInfo(int id, bool get_input_mode, int* res_id);
   PlatformResult SetNativeInputInfo(int id, TensorsInfo* inTensorsInfo);
   PlatformResult Invoke(int id, TensorsData* in_tensors_data, TensorsData** out_tensors_data);