12 lines
		
	
	
		
			247 B
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			12 lines
		
	
	
		
			247 B
		
	
	
	
		
			Python
		
	
	
	
	
	
from typing import Any, Dict, Tuple
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class RefResolver:
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    def resolve(self, url: str) -> Tuple[str, Dict]:
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        ...
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class ValidationError(Exception): pass
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def validate(instance: Any, schema: Dict, cls=None, *args, **kwargs) -> None: pass
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