class_docstr: Processor that lowercases all text 
class_docstr_tok: ["Processor","that","lowercases","all","text"]
code: def __init__(self, config, pipeline, device):
      pass
  
imports: import pytest
  import stanza
  from stanza.models.common.doc import Document
  from stanza.pipeline.core import PipelineRequirementsException
  from stanza.pipeline.processor import Processor, ProcessorVariant, register_processor, register_processor_variant, ProcessorRegisterException
  from stanza.utils.conll import CoNLL
  from stanza.tests import *
label_desc: Use image node_id 1 to create a new LowercaseProcessor object from inherited base classes: Processor with example: obj = LowercaseProcessor(config, pipeline, device)