| An interpreter context, which encapsulates a name, an input
    file object, and a parser object. 
        
            | Methods |  |  
        | __init__ __str__
 bump
 identify
 
 |  
            |  | __init__ |  
        | 
__init__ (
        self,
        name,
        line=0,
        units=DEFAULT_UNIT,
        )
 |  
            |  | __str__ |  
        | 
__str__ ( self )
 |  
            |  | bump |  
        | 
bump ( self,  quantity=1 )
 |  
            |  | identify |  
        | 
identify ( self )
 |  |