(self, path)
Abstract method which when implemented should return the bytes for
        the specified path.  The path must be a str.
Abstract method which when implemented should return the bytes for
        the specified path.  The path must be a str.
Abstract method which when implemented should return the bytes for the specified path . The path must be a str .
def get_data(self, path):
        """Abstract method which when implemented should return the bytes for
        the specified path.  The path must be a str."""
        raise OSError
def get_data ( self , path ) : raise OSError