python-igraph

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Verify that attribute table does not get corrupted when graph modification fails

1

This task is to verify that the attribute table does not get corrupted when graph modification fails. This issue is specifically for the attribute handler of python-igraph. This relates to...

szhorvat

igraph_list_triangles() should be exposed

1

`igraph_list_triangles()` should be exposed in Python. I had a need for it today and I was quite surprised that it was not available!

szhorvat

Hierarchical Random Graphs

2

**What is the feature or improvement you would like to see?** Hierarchical Random Graph methodology (Clauset et al. 2008) has been implemented on the C version and R version of...

oresthes

Using lambda function in combine_vertices dictionary of cluster_graph causes memory leak

9

Hello, When using lambda function in the _combine_vertices_ attribute of _cluster_graph_ method (see code) I discovered a memory leak: after deleting the condensed graph, a section of memory is still...

Caeph

Filter a VertexClustering object based on cluster sizes

8

**What is the feature or improvement you would like to see?** It is a common requirement when clustering a large graph to plot only the larger communities but not the...

ntamas

Function parity with C core

5

First chunk of functions to be floated up to the Python interface from the C core, as planned in #389. Some of this stuff in the C core is not...

iosonofabio

function parity with igraph C core

11

We should aim, as a continuous self-improvement kind of goal, to close the gap in function availability between the igraph C core and the Python interface. To help with that,...

iosonofabio

Matplotlib and Cairo layouts do not look the same

8

**Describe the bug** The layout coordination systems in `matplotlib` and `cairo` are using inverted y-axis from each other. **To reproduce** ``` g = ig.Graph.Famous('Zachary') ig.plot(g) ``` yields  while ```...

vtraag

Complete the Python implementations of usability benchmarks

4

We have a set of usability benchmarks—a collection of small tasks that help us judge how convenient it is to use the library. This issue is to implement each such...

szhorvat

Progress bar

3

**What is the feature or improvement you would like to see?** There's been a discussion on progress bars in #485 that deserves its own issue. **Use cases for the feature**...

iosonofabio