def _density(self):
        """ The number of edges in relation to the total number of possible edges.
        """
        return 2.0*len(self.edges) / (len(self.nodes) * (len(self.nodes)-1))
def _density(self):
        """ The number of edges in relation to the total number of possible edges.
        """
        return 2.0*len(self.edges) / (len(self.nodes) * (len(self.nodes)-1))
def _density ( self ) : return 2.0 * len ( self . edges ) / ( len ( self . nodes ) * ( len ( self . nodes ) - 1 ) )
The number of edges in relation to the total number of possible edges.
The number of edges in relation to the total number of possible edges .