Add string representation for python namespace objects

src/jcloud_docsgen/core/python/namespaces.py

@@ -37,6 +37,9 @@ class PythonNamespace:
 
         self.name = name
 
+    def __repr__(self) -> str:
+        return f'{type(self).__name__}({self.name!r})'
+
 class PythonPackageNamespace(PythonNamespace):
     '''
     A subclass of ``PythonNamespace`` for python package namespaces.
@@ -117,6 +120,9 @@ class PythonPackageNamespace(PythonNamespace):
 
         return value.sub_namespace_names() == self.sub_namespace_names()
 
+    def __repr__(self) -> str:
+        return type(self).__name__ + repr((self.name, self.sub_namespaces))
+
 class PythonModuleNamespace(PythonNamespace):
     '''
     A subclass of ``PythonNamespace`` for python module namespaces.