GitLab

Remove self-loops and duplicate edges before ParMETIS and restore when converting to DGLGraph (#3472)

* save self-loops and duplicated edges separately.

* [BugFix] sort graph by dgl.ETYPE

* fix bugs in verify script

* fix verify logic

* refine README
Co-authored-by: Da Zheng <zhengda1936@gmail.com>

* Added code for Rectifying (TypeError: unhashable type: 'slice') when copying file

* 1) added distributed preprocessing code to create ParMetis Input from CSV files
2) add code to run pm_dglpart on multiple machines
3) added support for recreating heteregenous graph from homo geneous graph based on dropped edges, as ParMetis currently only supports homogeneous graphs

* move to pandas

* Added comments and remove drop_duplicates as it was redundant

* Addressed Pr Comments

* Rename variable

* Added comment

* Added comment

* updated ReadMe
Co-authored-by: Ankit Garg <gaank@amazon.com>
Co-authored-by: Da Zheng <zhengda1936@gmail.com>

Co-authored-by: xiang song(charlie.song) <classicxsong@gmail.com>

Co-authored-by: Ubuntu <ubuntu@ip-172-31-9-132.us-west-1.compute.internal>

* add convert.

* fix.

* add write_mag.

* fix convert_partition.py

* write data.

* use pyarrow to read.

* update write_mag.py

* fix convert_partition.py.

* load node/edge features when necessary.

* reshuffle nodes.

* write mag correctly.

* fix a bug: inner nodes in a partition might be empty.

* fix bugs.

* add verify code.

* insert reverse edges.

* fix a bug.

* add get node/edge data.

* add instructions.

* remove unnecessary argument.

* update distributed preprocessing.

* fix readme.

* fix.

* fix.

* fix.

* fix readme.

* fix doc.

* fix.

* update readme

* update doc.

* update readme.
Co-authored-by: Ubuntu <ubuntu@ip-172-31-9-132.us-west-1.compute.internal>
Co-authored-by: Ubuntu <ubuntu@ip-172-31-2-202.us-west-1.compute.internal>