(self, code_location)
return code_location in self.graph
Returns whether `code_location` is in the graph.

        :param code_location:   A CodeLocation instance.
        :returns:               True/False
Returns whether `code_location` is in the graph.
Returns whether code_location is in the graph .
def __contains__(self, code_location):
        """
        Returns whether `code_location` is in the graph.

        :param code_location:   A CodeLocation instance.
        :returns:               True/False
        """

        return code_location in self.graph
def __contains__ ( self , code_location ) : return code_location in self . graph