qiskit.transpiler.preset_passmanagers.plugin.passmanager_stage_plugins

passmanager_stage_plugins(stage)

Return a dict with, for each stage name, the class type of the plugin.

This function is useful for getting more information about a plugin:

from qiskit.transpiler.preset_passmanagers.plugin import passmanager_stage_plugins
routing_plugins = passmanager_stage_plugins('routing')
basic_plugin = routing_plugins['basic']
help(basic_plugin)

Help on BasicSwapPassManager in module ...preset_passmanagers.builtin_plugins object:
 
class BasicSwapPassManager(...preset_passmanagers.plugin.PassManagerStagePlugin)
 |  Plugin class for routing stage with :class:`~.BasicSwap`
 |
 |  Method resolution order:
 |      BasicSwapPassManager
 |      ...preset_passmanagers.plugin.PassManagerStagePlugin
 |      abc.ABC
 |      builtins.object
 ...

Parameters

stage (str) – The stage name to get

Returns

the key is the name of the plugin and the value is the class type for each.

Return type

dict

Raises

TranspilerError – If an invalid stage name is specified.

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