diff --git a/calculate/variables/datavars.py b/calculate/variables/datavars.py
index 0902b58..33096a2 100644
--- a/calculate/variables/datavars.py
+++ b/calculate/variables/datavars.py
@@ -759,7 +759,7 @@ class VariableNode:
 class NamespaceNode:
     '''Класс ноды соответствующей пространству имен в дереве переменных.'''
     def __init__(self, name='', parent=None):
-        self.name = name
+        self._name = name
         self.variables = dict()
         self.namespaces = dict()
         self.parent = parent
@@ -776,12 +776,12 @@ class NamespaceNode:
 
     def add_namespace(self, namespace) -> None:
         '''Метод для добавления пространства имен в пространство имен.'''
-        if namespace.name in self.variables:
+        if namespace._name in self.variables:
             raise VariableError("variable with the name '{}' is already in"
                                 " the namespace '{}'".format(
-                                                          namespace.name,
+                                                          namespace._name,
                                                           self.get_fullname()))
-        self.namespaces.update({namespace.name: namespace})
+        self.namespaces.update({namespace._name: namespace})
         namespace.parent = self
 
     def clear(self):
@@ -794,14 +794,14 @@ class NamespaceNode:
 
     def get_fullname(self) -> str:
         '''Метод для получения полного имени пространства имен.'''
-        if self.parent is not None and self.parent.name != '<root>':
-            return '{}.{}'.format(self.parent.get_fullname(), self.name)
+        if self.parent is not None and self.parent._name != '<root>':
+            return '{}.{}'.format(self.parent.get_fullname(), self._name)
         else:
-            return self.name
+            return self._name
 
     def get_package_name(self) -> str:
-        if self.parent.name == '<root>':
-            return self.name
+        if self.parent._name == '<root>':
+            return self._name
         else:
             return self.parent.get_package_name()
 
@@ -819,8 +819,8 @@ class NamespaceNode:
                 return None
             raise VariableNotFoundError("'{variable_name}' is not found in the"
                                         " namespace '{namespace_name}'".format(
-                                                     variable_name=name,
-                                                     namespace_name=self.name))
+                                                    variable_name=name,
+                                                    namespace_name=self._name))
 
     def __getitem__(self, name: str) -> None:
         '''Метод возвращает ноду пространства имен или ноду переменной.'''
@@ -833,8 +833,8 @@ class NamespaceNode:
                 return None
             raise VariableNotFoundError("'{variable_name}' is not found in the"
                                         " namespace '{namespace_name}'".format(
-                                                     variable_name=name,
-                                                     namespace_name=self.name))
+                                                    variable_name=name,
+                                                    namespace_name=self._name))
 
     def __contains__(self, name):
         return name in self.namespaces or name in self.variables