1. update clientset, deepcopy using code-generator

2. add a dummy file tools.go to force "go mod vendor" to see
code-generator as dependencies
3. add a script to update CRD
4. add a README to document CRD updating steps
run go mod tidy
update README

vendor/gonum.org/v1/gonum/graph/multigraph.go

@@ -0,0 +1,198 @@
+// Copyright ©2014 The Gonum Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package graph
+
+// Line is an edge in a multigraph. A Line returns an ID that must
+// distinguish Lines sharing Node end points.
+type Line interface {
+	// From returns the from node of the edge.
+	From() Node
+
+	// To returns the to node of the edge.
+	To() Node
+
+	// ReversedLine returns a line that has the
+	// end points of the receiver swapped.
+	ReversedLine() Line
+
+	// ID returns the unique ID for the Line.
+	ID() int64
+}
+
+// WeightedLine is a weighted multigraph edge.
+type WeightedLine interface {
+	Line
+	Weight() float64
+}
+
+// Multigraph is a generalized multigraph.
+type Multigraph interface {
+	// Node returns the node with the given ID if it exists
+	// in the multigraph, and nil otherwise.
+	Node(id int64) Node
+
+	// Nodes returns all the nodes in the multigraph.
+	//
+	// Nodes must not return nil.
+	Nodes() Nodes
+
+	// From returns all nodes that can be reached directly
+	// from the node with the given ID.
+	//
+	// From must not return nil.
+	From(id int64) Nodes
+
+	// HasEdgeBetween returns whether an edge exists between
+	// nodes with IDs xid and yid without considering direction.
+	HasEdgeBetween(xid, yid int64) bool
+
+	// Lines returns the lines from u to v, with IDs uid and
+	// vid, if any such lines exist and nil otherwise. The
+	// node v must be directly reachable from u as defined by
+	// the From method.
+	//
+	// Lines must not return nil.
+	Lines(uid, vid int64) Lines
+}
+
+// WeightedMultigraph is a weighted multigraph.
+type WeightedMultigraph interface {
+	Multigraph
+
+	// WeightedLines returns the weighted lines from u to v
+	// with IDs uid and vid if any such lines exist and nil
+	// otherwise. The node v must be directly reachable
+	// from u as defined by the From method.
+	//
+	// WeightedLines must not return nil.
+	WeightedLines(uid, vid int64) WeightedLines
+}
+
+// UndirectedMultigraph is an undirected multigraph.
+type UndirectedMultigraph interface {
+	Multigraph
+
+	// LinesBetween returns the lines between nodes x and y
+	// with IDs xid and yid.
+	//
+	// LinesBetween must not return nil.
+	LinesBetween(xid, yid int64) Lines
+}
+
+// WeightedUndirectedMultigraph is a weighted undirected multigraph.
+type WeightedUndirectedMultigraph interface {
+	WeightedMultigraph
+
+	// WeightedLinesBetween returns the lines between nodes
+	// x and y with IDs xid and yid.
+	//
+	// WeightedLinesBetween must not return nil.
+	WeightedLinesBetween(xid, yid int64) WeightedLines
+}
+
+// DirectedMultigraph is a directed multigraph.
+type DirectedMultigraph interface {
+	Multigraph
+
+	// HasEdgeFromTo returns whether an edge exists
+	// in the multigraph from u to v with IDs uid
+	// and vid.
+	HasEdgeFromTo(uid, vid int64) bool
+
+	// To returns all nodes that can reach directly
+	// to the node with the given ID.
+	//
+	// To must not return nil.
+	To(id int64) Nodes
+}
+
+// WeightedDirectedMultigraph is a weighted directed multigraph.
+type WeightedDirectedMultigraph interface {
+	WeightedMultigraph
+
+	// HasEdgeFromTo returns whether an edge exists
+	// in the multigraph from u to v with IDs uid
+	// and vid.
+	HasEdgeFromTo(uid, vid int64) bool
+
+	// To returns all nodes that can reach directly
+	// to the node with the given ID.
+	//
+	// To must not return nil.
+	To(id int64) Nodes
+}
+
+// LineAdder is an interface for adding lines to a multigraph.
+type LineAdder interface {
+	// NewLine returns a new Line from the source to the destination node.
+	NewLine(from, to Node) Line
+
+	// SetLine adds a Line from one node to another.
+	// If the multigraph supports node addition the nodes
+	// will be added if they do not exist, otherwise
+	// SetLine will panic.
+	// Whether l, l.From() and l.To() are stored
+	// within the graph is implementation dependent.
+	SetLine(l Line)
+}
+
+// WeightedLineAdder is an interface for adding lines to a multigraph.
+type WeightedLineAdder interface {
+	// NewWeightedLine returns a new WeightedLine from
+	// the source to the destination node.
+	NewWeightedLine(from, to Node, weight float64) WeightedLine
+
+	// SetWeightedLine adds a weighted line from one node
+	// to another. If the multigraph supports node addition
+	// the nodes will be added if they do not exist,
+	// otherwise SetWeightedLine will panic.
+	// Whether l, l.From() and l.To() are stored
+	// within the graph is implementation dependent.
+	SetWeightedLine(l WeightedLine)
+}
+
+// LineRemover is an interface for removing lines from a multigraph.
+type LineRemover interface {
+	// RemoveLine removes the line with the given end
+	// and line IDs, leaving the terminal nodes. If
+	// the line does not exist it is a no-op.
+	RemoveLine(fid, tid, id int64)
+}
+
+// MultigraphBuilder is a multigraph that can have nodes and lines added.
+type MultigraphBuilder interface {
+	NodeAdder
+	LineAdder
+}
+
+// WeightedMultigraphBuilder is a multigraph that can have nodes and weighted lines added.
+type WeightedMultigraphBuilder interface {
+	NodeAdder
+	WeightedLineAdder
+}
+
+// UndirectedMultgraphBuilder is an undirected multigraph builder.
+type UndirectedMultigraphBuilder interface {
+	UndirectedMultigraph
+	MultigraphBuilder
+}
+
+// UndirectedWeightedMultigraphBuilder is an undirected weighted multigraph builder.
+type UndirectedWeightedMultigraphBuilder interface {
+	UndirectedMultigraph
+	WeightedMultigraphBuilder
+}
+
+// DirectedMultigraphBuilder is a directed multigraph builder.
+type DirectedMultigraphBuilder interface {
+	DirectedMultigraph
+	MultigraphBuilder
+}
+
+// DirectedWeightedMultigraphBuilder is a directed weighted multigraph builder.
+type DirectedWeightedMultigraphBuilder interface {
+	DirectedMultigraph
+	WeightedMultigraphBuilder
+}