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Note

This documents the development version of NetworkX. Documentation for the current release can be found here.

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networkx.algorithms.components.number_connected_components

number_connected_components(G)

Returns the number of connected components.

Parameters

G (NetworkX graph) – An undirected graph.

Returns

n – Number of connected components

Return type

integer

See also

connected_components(), number_weakly_connected_components(), number_strongly_connected_components()

Notes

For undirected graphs only.