···

       
3
       
3
       
 
       
  buildPythonPackage,

     

       
4
       
4
       
 
       
  fetchFromGitHub,

     

       
5
       
5
       
 
       
  setuptools,

     

       
6
       
6
       
-
       
  typing-extensions,

     

       
7
       
6
       
 
       
  pytestCheckHook,

     

       
8
       
7
       
 
       
  pythonOlder,

     

       
9
       
8
       
 
       
}:

     
···

       
23
       
22
       
 
       
  };

     

       
24
       
23
       
 
       


     

       
25
       
24
       
 
       
  build-system = [ setuptools ];

     

       
26
       
26
       
-
       


     

       
27
       
27
       
-
       
  dependencies = [ typing-extensions ];

     

       
28
       
25
       
 
       


     

       
29
       
26
       
 
       
  nativeCheckInputs = [ pytestCheckHook ];

     

       
30
       
27