Feature
- class mtf.diag_port.sfa.sfa_manager.Feature
- This class contains all the information related with a feature retrieved from an ECU via discovery - __init__(feature_bytes: str)
 - property id
 - property status
 - property validation
 - property token_list
- Token objects list parsed from specified folder, matching discovered feature id - Returns:
- list of Token objects 
 
 - property token_available
- Returns True if a Token is available from parsed folder, False otherwise - Returns:
- bool