diff --git a/mindspore/python/mindspore/_extends/parse/parser.py b/mindspore/python/mindspore/_extends/parse/parser.py
index 1e49ab0ed0f..92305920ae3 100644
--- a/mindspore/python/mindspore/_extends/parse/parser.py
+++ b/mindspore/python/mindspore/_extends/parse/parser.py
@@ -168,6 +168,8 @@ def get_env_support_modules():
         except (ModuleNotFoundError, ValueError):
             module = module[0:module.rfind('.')]
             module_spec = importlib.util.find_spec(module)
+        finally:
+            pass
         if module_spec is None:
             raise ModuleNotFoundError(f"Cannot find module: {module}. " \
                 f"Please check if {module} is installed, or if MS_DEV_SUPPORT_MODULES is set correctly.")
@@ -654,7 +656,7 @@ def eval_script(exp_str, params):
 
     # Convert set to tuple.
     if isinstance(obj, set):
-        obj = tuple(obj)
+        return tuple(obj)
     return obj
 
 
@@ -683,6 +685,14 @@ class Parser:
         self.function_name = fn.__name__
         self.col_offset = 0
 
+    @staticmethod
+    def is_unsupported_special_type(value):
+        """To check if not supported special type, such as print"""
+        if value in _unsupported_special_type:
+            logger.debug(f"Found unsupported special type: '{value}'.")
+            return True
+        return False
+
     def parse(self):
         """Parse the function or method."""
         logger.debug("fn: %r", self.fn)
@@ -747,13 +757,6 @@ class Parser:
                 return True
         return False
 
-    def is_unsupported_special_type(self, value):
-        """To check if not supported special type, such as print"""
-        if value in _unsupported_special_type:
-            logger.debug(f"Found unsupported special type: '{value}'.")
-            return True
-        return False
-
     def get_namespace_symbol(self, var: str):
         """Get symbol type and namespace and symbol."""
         if var in self.closure_namespace:
diff --git a/mindspore/python/mindspore/_extends/parse/standard_method.py b/mindspore/python/mindspore/_extends/parse/standard_method.py
index df9792c4a2e..675c0282d0e 100644
--- a/mindspore/python/mindspore/_extends/parse/standard_method.py
+++ b/mindspore/python/mindspore/_extends/parse/standard_method.py
@@ -1608,6 +1608,7 @@ def csr_to_dense(x):
 
 @constexpr
 def empty_tensor(dtype):
+    """Return empty tensor"""
     return Tensor([], dtype)
 
 
@@ -1883,6 +1884,7 @@ def list_append(self_, item):
 
 
 def list_insert(self_, index, obj):
+    """Insert into list"""
     return _insert(self_, index, obj)
 
 #################