class_docstr: Handler class for Instruction Embedding models.
  Refer to the README for how to use Instructor models and this handler.
code: def initialize(self, context):
      properties = context.system_properties
      logger.info("Initializing Instructor Embedding model...")
      model_dir = properties.get("model_dir")
      self.model = INSTRUCTOR(model_dir)
      self.initialized = True
  
file_path: serve/examples/instruction_embedding/instructor_embedding_handler.py
imports: import logging
  from InstructorEmbedding import INSTRUCTOR
  from ts.torch_handler.base_handler import BaseHandler
label_desc: Use image node_id 2 for calling the InstructorEmbeddingHandler obj's underlying member method code with example usage: obj.initialize(context) without return types