# most efficient way to refer to a vertex in a graph

**URL:** <https://igraph.discourse.group/t/most-efficient-way-to-refer-to-a-vertex-in-a-graph/828>\
**Category:** Usage\
**Tags:** Python\
**Created:** [30 August 2021 10:01 UTC](https://igraph.discourse.group/t/most-efficient-way-to-refer-to-a-vertex-in-a-graph/828 "2021-08-30T10:01:00Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![szhorvat](https://yyz2.discourse-cdn.com/free1/user_avatar/igraph.discourse.group/szhorvat/32/3_2.png) [@szhorvat](https://igraph.discourse.group/u/szhorvat)\
**Post date:** [7 September 2021 13:20 UTC](https://igraph.discourse.group/t/most-efficient-way-to-refer-to-a-vertex-in-a-graph/828/8 "2021-09-07T13:20:10Z")

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A post was split to a new topic: [Check if vertex exists, create it if it doesn’t](https://igraph.discourse.group/t/check-if-vertex-exists-create-it-if-it-doesnt/848)

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_[View the full topic](https://igraph.discourse.group/t/most-efficient-way-to-refer-to-a-vertex-in-a-graph/828)._