code: def categorical_space():
      """Fixture for categorical space"""
      return SpaceBuilder().build(
          {"x": "choices([10.1,11,'12','string'])"}
      )
  
imports: import numbers
  import pytest
  from orion.core.cli.insert import _validate_input_value
  from orion.core.io.space_builder import SpaceBuilder
label_desc: Use image node_id 3 for calling a global function with example usage: categorical_space() and returns: SpaceBuilder