networkx.generators¶
A package for generating various graphs in networkx.
Functions¶
LCF_graph(n, shift_list, repeats[, create_using]) |
Return the cubic graph specified in LCF notation. |
balanced_tree(r, h[, create_using]) |
Return the perfectly balanced r-ary tree of height h. |
barabasi_albert_graph(n, m[, seed]) |
Returns a random graph according to the Barabási–Albert preferential attachment model. |
barbell_graph(m1, m2[, create_using]) |
Return the Barbell Graph: two complete graphs connected by a path. |
binomial_graph(n, p[, seed, directed]) |
Returns a G_{n,p} random graph, also known as an Erdős-Rényi graph or a binomial graph. |
bull_graph([create_using]) |
Return the Bull graph. |
caveman_graph(l, k) |
Returns a caveman graph of l cliques of size k. |
chordal_cycle_graph(p[, create_using]) |
Return the chordal cycle graph on p nodes. |
chvatal_graph([create_using]) |
Return the Chvátal graph. |
circulant_graph(n, offsets[, create_using]) |
Generates the circulant graph Ci_n(x_1, x_2, ..., x_m) with n vertices. |
circular_ladder_graph(n[, create_using]) |
Return the circular ladder graph CL_n of length n. |
complete_graph(n[, create_using]) |
Return the complete graph K_n with n nodes. |
complete_multipartite_graph(*block_sizes) |
Returns the complete multipartite graph with the specified block sizes. |
configuration_model(deg_sequence[, ...]) |
Return a random graph with the given degree sequence. |
connected_caveman_graph(l, k) |
Returns a connected caveman graph of l cliques of size k. |
connected_watts_strogatz_graph(n, k, p[, ...]) |
Returns a connected Watts–Strogatz small-world graph. |
cubical_graph([create_using]) |
Return the 3-regular Platonic Cubical graph. |
cycle_graph(n[, create_using]) |
Return the cycle graph C_n of cyclicly connected nodes. |
davis_southern_women_graph() |
Return Davis Southern women social network. |
degree_sequence_tree(deg_sequence[, ...]) |
Make a tree for the given degree sequence. |
dense_gnm_random_graph(n, m[, seed]) |
Returns a G_{n,m} random graph. |
desargues_graph([create_using]) |
Return the Desargues graph. |
diamond_graph([create_using]) |
Return the Diamond graph. |
directed_configuration_model(...[, ...]) |
Return a directed_random graph with the given degree sequences. |
directed_havel_hakimi_graph(in_deg_sequence, ...) |
Return a directed graph with the given degree sequences. |
dodecahedral_graph([create_using]) |
Return the Platonic Dodecahedral graph. |
dorogovtsev_goltsev_mendes_graph(n[, ...]) |
Return the hierarchically constructed Dorogovtsev-Goltsev-Mendes graph. |
duplication_divergence_graph(n, p[, seed]) |
Returns an undirected graph using the duplication-divergence model. |
ego_graph(G, n[, radius, center, ...]) |
Returns induced subgraph of neighbors centered at node n within a given radius. |
empty_graph([n, create_using]) |
Return the empty graph with n nodes and zero edges. |
erdos_renyi_graph(n, p[, seed, directed]) |
Returns a G_{n,p} random graph, also known as an Erdős-Rényi graph or a binomial graph. |
expected_degree_graph(w[, seed, selfloops]) |
Return a random graph with given expected degrees. |
fast_gnp_random_graph(n, p[, seed, directed]) |
Returns a G_{n,p} random graph, also known as an Erdős-Rényi graph or a binomial graph. |
florentine_families_graph() |
Return Florentine families graph. |
frucht_graph([create_using]) |
Return the Frucht Graph. |
full_rary_tree(r, n[, create_using]) |
Creates a full r-ary tree of n vertices. |
gaussian_random_partition_graph(n, s, v, ...) |
Generate a Gaussian random partition graph. |
general_random_intersection_graph(n, m, p) |
Return a random intersection graph with independent probabilities for connections between node and attribute sets. |
geographical_threshold_graph(n, theta[, ...]) |
Returns a geographical threshold graph. |
gn_graph(n[, kernel, create_using, seed]) |
Return the growing network (GN) digraph with n nodes. |
gnc_graph(n[, create_using, seed]) |
Return the growing network with copying (GNC) digraph with n nodes. |
gnm_random_graph(n, m[, seed, directed]) |
Returns a G_{n,m} random graph. |
gnp_random_graph(n, p[, seed, directed]) |
Returns a G_{n,p} random graph, also known as an Erdős-Rényi graph or a binomial graph. |
gnr_graph(n, p[, create_using, seed]) |
Return the growing network with redirection (GNR) digraph with n nodes and redirection probability p. |
grid_2d_graph(m, n[, periodic, create_using]) |
Return the 2d grid graph of mxn nodes |
grid_graph(dim[, periodic]) |
Return the n-dimensional grid graph. |
havel_hakimi_graph(deg_sequence[, create_using]) |
Return a simple graph with given degree sequence constructed using the Havel-Hakimi algorithm. |
heawood_graph([create_using]) |
Return the Heawood graph, a (3,6) cage. |
house_graph([create_using]) |
Return the House graph (square with triangle on top). |
house_x_graph([create_using]) |
Return the House graph with a cross inside the house square. |
hypercube_graph(n) |
Return the n-dimensional hypercube. |
icosahedral_graph([create_using]) |
Return the Platonic Icosahedral graph. |
is_valid_joint_degree(joint_degrees) |
Checks whether the given joint degree dictionary is realizable as a simple graph. |
joint_degree_graph(joint_degrees[, seed]) |
Generates a random simple graph with the given joint degree dictionary. |
k_random_intersection_graph(n, m, k) |
Return a intersection graph with randomly chosen attribute sets for each node that are of equal size (k). |
karate_club_graph() |
Return Zachary’s Karate Club graph. |
krackhardt_kite_graph([create_using]) |
Return the Krackhardt Kite Social Network. |
ladder_graph(n[, create_using]) |
Return the Ladder graph of length n. |
line_graph(G[, create_using]) |
Returns the line graph of the graph or digraph G. |
lollipop_graph(m, n[, create_using]) |
Return the Lollipop Graph; K_m connected to P_n. |
make_small_graph(graph_description[, ...]) |
Return the small graph described by graph_description. |
margulis_gabber_galil_graph(n[, create_using]) |
Return the Margulis-Gabber-Galil undirected MultiGraph on n^2 nodes. |
moebius_kantor_graph([create_using]) |
Return the Moebius-Kantor graph. |
navigable_small_world_graph(n[, p, q, r, ...]) |
Return a navigable small-world graph. |
newman_watts_strogatz_graph(n, k, p[, seed]) |
Return a Newman–Watts–Strogatz small-world graph. |
nonisomorphic_trees(order[, create]) |
Returns a list of nonisomporphic trees |
null_graph([create_using]) |
Return the Null graph with no nodes or edges. |
number_of_nonisomorphic_trees(order) |
Returns the number of nonisomorphic trees |
octahedral_graph([create_using]) |
Return the Platonic Octahedral graph. |
pappus_graph() |
Return the Pappus graph. |
partial_duplication_graph(N, n, p, q[, seed]) |
Return a random graph using the partial duplication model. |
path_graph(n[, create_using]) |
Return the Path graph P_n of linearly connected nodes. |
petersen_graph([create_using]) |
Return the Petersen graph. |
planted_partition_graph(l, k, p_in, p_out[, ...]) |
Return the planted l-partition graph. |
powerlaw_cluster_graph(n, m, p[, seed]) |
Holme and Kim algorithm for growing graphs with powerlaw degree distribution and approximate average clustering. |
random_clustered_graph(joint_degree_sequence) |
Generate a random graph with the given joint independent edge degree and triangle degree sequence. |
random_degree_sequence_graph(sequence[, ...]) |
Return a simple random graph with the given degree sequence. |
random_geometric_graph(n, radius[, dim, ...]) |
Returns a random geometric graph in the unit cube. |
random_k_out_graph(n, k, alpha[, ...]) |
Returns a random k-out graph with preferential attachment. |
random_kernel_graph(n, kernel_integral[, ...]) |
Return an random graph based on the specified kernel. |
random_lobster(n, p1, p2[, seed]) |
Returns a random lobster graph. |
random_partition_graph(sizes, p_in, p_out[, ...]) |
Return the random partition graph with a partition of sizes. |
random_powerlaw_tree(n[, gamma, seed, tries]) |
Returns a tree with a power law degree distribution. |
random_powerlaw_tree_sequence(n[, gamma, ...]) |
Returns a degree sequence for a tree with a power law distribution. |
random_regular_graph(d, n[, seed]) |
Returns a random d-regular graph on n nodes. |
random_shell_graph(constructor[, seed]) |
Returns a random shell graph for the constructor given. |
relaxed_caveman_graph(l, k, p[, seed]) |
Return a relaxed caveman graph. |
ring_of_cliques(num_cliques, clique_size) |
Defines a “ring of cliques” graph. |
scale_free_graph(n[, alpha, beta, gamma, ...]) |
Returns a scale-free directed graph. |
sedgewick_maze_graph([create_using]) |
Return a small maze with a cycle. |
star_graph(n[, create_using]) |
Return the star graph |
stochastic_graph(G[, copy, weight]) |
Returns a right-stochastic representation of directed graph G. |
tetrahedral_graph([create_using]) |
Return the 3-regular Platonic Tetrahedral graph. |
triad_graph(triad_name) |
Returns the triad graph with the given name. |
trivial_graph([create_using]) |
Return the Trivial graph with one node (with label 0) and no edges. |
truncated_cube_graph([create_using]) |
Return the skeleton of the truncated cube. |
truncated_tetrahedron_graph([create_using]) |
Return the skeleton of the truncated Platonic tetrahedron. |
tutte_graph([create_using]) |
Return the Tutte graph. |
uniform_random_intersection_graph(n, m, p[, ...]) |
Return a uniform random intersection graph. |
watts_strogatz_graph(n, k, p[, seed]) |
Return a Watts–Strogatz small-world graph. |
waxman_graph(n[, alpha, beta, L, domain, metric]) |
Return a Waxman random graph. |
wheel_graph(n[, create_using]) |
Return the wheel graph |