nxmetis.types.MetisOptions¶

class nxmetis.types.MetisOptions(**kwargs)¶

Options controlling behaviors of METIS algorithms.

__init__(**kwargs)¶

Initializes a MetisOptions object. Values can be provided for some parameters as arguments.

Example

>>> options = MetisOptions(ncuts=2, niter=100)

Methods

__init__(**kwargs) Initializes a MetisOptions object.

Attributes

`ccorder`	A boolean to detect & order connected components separately.
`compress`	A boolean to compress graph prior to ordering.
`contig`	A boolean to create contigous partitions.
`ctype`	Matching scheme to be used during coarsening.
`dbglvl`	Amount of progress/debugging information will be printed during the execution of the algorithms.
`iptype`	Algorithm used during initial partitioning.
`minconn`	Number of mimimum connectivity.
`ncuts`	Number of cuts.
`niter`	Number of refinement iterations.
`no2hop`	A boolean to perform a 2-hop matching.
`nseps`	Number of separators.
`numbering`	Numbering scheme is used for the adjacency structure of a graph or the element-node structure of a mesh.
`objtype`	Type of objective.
`pfactor`	Prunning factor for high degree vertices.
`ptype`	Types of Partitioning method.
`rtype`	Algorithm used for refinement.
`seed`	Random number seed.
`ufactor`	User-supplied ufactor.