!20119 Fix Codex, Codecheck, Shellcheck, Pclint issues for master

Merge pull request !20119 from lixiachen/July_codex_fix

mindspore/ccsrc/minddata/dataset/engine/cache/cache_admin_arg.cc

@@ -129,7 +129,7 @@ Status CacheAdminArgHandler::AssignArg(const std::string &option, std::vector<ui
     *arg_stream >> value_as_uint;
     if (arg_stream->fail()) {
       arg_stream->clear();
-      arg_stream->seekg(pos, arg_stream->beg);
+      (void)arg_stream->seekg(pos, std::ios::beg);
       break;
     } else {
       out_arg->push_back(value_as_uint);

mindspore/ccsrc/minddata/dataset/engine/cache/storage_manager.cc

@@ -59,6 +59,7 @@ Status StorageManager::DoServiceStart() {
   writable_containers_pool_.reserve(pool_size_);
   if (root_.IsDirectory()) {
     // create multiple containers and store their index in a pool
+    CHECK_FAIL_RETURN_UNEXPECTED(pool_size_ > 0, "Expect positive pool_size_, but got:" + std::to_string(pool_size_));
     for (int i = 0; i < pool_size_; i++) {
       RETURN_IF_NOT_OK(AddOneContainer());
     }
@@ -172,10 +173,10 @@ Status StorageManager::DoServiceStop() noexcept {
   return rc1;
 }
 
-StorageManager::StorageManager(const Path &root) : root_(root), pool_size_(1), file_id_(0), index_() {}
+StorageManager::StorageManager(const Path &root) : root_(root), file_id_(0), index_(), pool_size_(1) {}
 
 StorageManager::StorageManager(const Path &root, int pool_size)
-    : root_(root), pool_size_(pool_size), file_id_(0), index_() {}
+    : root_(root), file_id_(0), index_(), pool_size_(pool_size) {}
 
 StorageManager::~StorageManager() { (void)StorageManager::DoServiceStop(); }
 

mindspore/ccsrc/minddata/dataset/engine/datasetops/source/random_data_op.cc

@@ -248,7 +248,6 @@ Status RandomDataOp::WorkerEntry(int32_t worker_id) {
 
       // Send new_row out
       RETURN_IF_NOT_OK(out_connector_->Add(std::move(new_row), worker_id));
-
     } else {
       // Now, let's enter the epoch sync
       RETURN_IF_NOT_OK(EpochSync(worker_id, &quitting));

mindspore/ccsrc/minddata/dataset/engine/datasetops/source/sampler/mind_record_sampler.cc

@@ -24,7 +24,7 @@
 namespace mindspore {
 namespace dataset {
 MindRecordSamplerRT::MindRecordSamplerRT(mindrecord::ShardReader *shard_reader, int64_t samples_per_tensor)
-    : SamplerRT(0, samples_per_tensor), next_id_(0), shard_reader_(shard_reader) {}
+    : SamplerRT(0, samples_per_tensor), shard_reader_(shard_reader), sample_ids_(nullptr), next_id_(0) {}
 
 Status MindRecordSamplerRT::GetNextSample(TensorRow *out) {
   if (next_id_ > num_samples_) {
@@ -50,7 +50,6 @@ Status MindRecordSamplerRT::GetNextSample(TensorRow *out) {
 
 Status MindRecordSamplerRT::InitSampler() {
   sample_ids_ = shard_reader_->GetSampleIds();
-
   if (!sample_ids_) {
     // Note, sample_ids_.empty() is okay and will just give no sample ids.
     RETURN_STATUS_UNEXPECTED(

mindspore/ccsrc/minddata/dataset/engine/ir/datasetops/source/samplers/mindrecord_sampler_ir.cc

@@ -26,7 +26,6 @@
 
 namespace mindspore {
 namespace dataset {
-
 #ifndef ENABLE_ANDROID
 // This function not only creates a runtime sampler object, but also creates a ShardReader,
 // which will also be needed to build a runtime MindRecordOp
@@ -51,6 +50,5 @@ Status MindRecordSamplerObj::GetShardReader(std::unique_ptr<mindrecord::ShardRea
   return Status::OK();
 }
 #endif
-
 }  // namespace dataset
 }  // namespace mindspore

mindspore/ccsrc/minddata/dataset/util/path.cc

@@ -278,8 +278,7 @@ Status Path::CloseFile(int fd) const {
 }
 
 Status Path::TruncateFile(int fd) const {
-  int rc;
-  rc = ftruncate(fd, 0);
+  int rc = ftruncate(fd, 0);
   if (rc == 0) {
     return Status::OK();
   } else {

mindspore/ccsrc/minddata/mindrecord/io/shard_reader.cc

@@ -1320,8 +1320,7 @@ TASK_RETURN_CONTENT ShardReader::ConsumerOneTask(int task_id, uint32_t consumer_
   uint32_t blob_end = 0;
   json var_fields;
   // Pick up task from task list
-  ShardTask task;
-  task = tasks_.GetTaskByID(task_id);
+  ShardTask task = tasks_.GetTaskByID(task_id);
 
   // check task type
   auto task_type = std::get<0>(task);

mindspore/ccsrc/minddata/mindrecord/meta/shard_shuffle.cc

@@ -43,8 +43,7 @@ int64_t ShardShuffle::GetNumSamples(int64_t dataset_size, int64_t num_classes) {
 }
 
 MSRStatus ShardShuffle::CategoryShuffle(ShardTaskList &tasks) {
-  uint32_t individual_size;
-  individual_size = tasks.sample_ids_.size() / tasks.categories;
+  uint32_t individual_size = tasks.sample_ids_.size() / tasks.categories;
   std::vector<std::vector<int>> new_permutations(tasks.categories, std::vector<int>(individual_size));
   for (uint32_t i = 0; i < tasks.categories; i++) {
     for (uint32_t j = 0; j < individual_size; j++) new_permutations[i][j] = static_cast<int>(j);

mindspore/ccsrc/minddata/mindrecord/meta/shard_task_list.cc

@@ -79,7 +79,8 @@ uint32_t ShardTaskList::SizeOfRows() const {
   if (task_list_.size() == 0) return static_cast<uint32_t>(0);
 
   // 1 task is 1 page
-  auto sum_num_rows = [](int x, ShardTask y) { return x + std::get<2>(y)[0]; };
+  const size_t kBlobInfoIndex = 2;
+  auto sum_num_rows = [](int x, ShardTask y) { return x + std::get<kBlobInfoIndex>(y)[0]; };
   uint32_t nRows = std::accumulate(task_list_.begin(), task_list_.end(), 0, sum_num_rows);
   return nRows;
 }

mindspore/dataset/core/validator_helpers.py

@@ -229,6 +229,13 @@ def check_uint32(value, arg_name=""):
 
 
 def check_pos_uint32(value, arg_name=""):
+    """
+    Validates the value of a variable is within the range of positive uint32.
+
+    :param value: the value of the variable
+    :param arg_name: name of the variable to be validated
+    :return: Exception: when the validation fails, nothing otherwise.
+    """
     type_check(value, (int,), arg_name)
     check_value(value, [POS_INT_MIN, UINT32_MAX])
 

mindspore/dataset/transforms/py_transforms.py

@@ -21,6 +21,7 @@ from .validators import check_one_hot_op, check_compose_list, check_random_apply
 from . import py_transforms_util as util
 from .c_transforms import TensorOperation
 
+
 def not_random(function):
     """
     Specify the function as "not random", i.e., it produces deterministic result.

mindspore/dataset/transforms/py_transforms_util.py

@@ -148,7 +148,7 @@ class FuncWrapper:
         try:
             if hasattr(self.transform, "random") and not self.transform.random:
                 self.random = False
-        except Exception:
+        except KeyError:
             self.random = True
 
     def __call__(self, *args):

model_zoo/official/cv/mobilenetv2/scripts/run_train_nfs_cache.sh

@@ -15,6 +15,7 @@
 # ============================================================================
 
 CURPATH="$(dirname "$0")"
+# shellcheck source=/dev/null
 . ${CURPATH}/cache_util.sh
 
 run_ascend()

model_zoo/official/cv/resnet/scripts/run_distribute_train.sh

@@ -15,6 +15,7 @@
 # ============================================================================
 
 CURPATH="$(dirname "$0")"
+# shellcheck source=/dev/null
 . ${CURPATH}/cache_util.sh
 
 if [ $# != 3 ] && [ $# != 4 ] && [ $# != 5 ]

model_zoo/official/cv/resnet/scripts/run_distribute_train_gpu.sh

@@ -15,6 +15,7 @@
 # ============================================================================
 
 CURPATH="$(dirname "$0")"
+# shellcheck source=/dev/null
 . ${CURPATH}/cache_util.sh
 
 if [ $# != 2 ] && [ $# != 3 ] && [ $# != 4 ]

model_zoo/official/cv/resnet/scripts/run_standalone_train.sh

@@ -15,6 +15,7 @@
 # ============================================================================
 
 CURPATH="$(dirname "$0")"
+# shellcheck source=/dev/null
 . ${CURPATH}/cache_util.sh
 
 if [ $# != 2 ] && [ $# != 3 ] && [ $# != 4 ]

model_zoo/official/cv/resnet/scripts/run_standalone_train_gpu.sh

@@ -15,6 +15,7 @@
 # ============================================================================
 
 CURPATH="$(dirname "$0")"
+# shellcheck source=/dev/null
 . ${CURPATH}/cache_util.sh
 
 if [ $# != 2 ] && [ $# != 3 ] && [ $# != 4 ]