def distance_from(self, latitude, longitude, **kwargs): return distance_on_unit_sphere( self.latitude, self.longitude, latitude, longitude, **kwargs)
def is_within_radius_of(self, radius, latitude, longitude, **kwargs): return distance_on_unit_sphere( self.latitude, self.longitude, latitude, longitude, **kwargs ) <= radius
def is_within_radius_of(self, radius, latitude, longitude, **kwargs): return distance_on_unit_sphere(self.latitude, self.longitude, latitude, longitude, **kwargs) <= radius
def distance_from(self, latitude, longitude, **kwargs): return distance_on_unit_sphere(self.latitude, self.longitude, latitude, longitude, **kwargs)