code: def __init__(self):
      try:
          from langfuse import Langfuse
      except Exception as e:
          raise Exception(
              f"\033[91mLangfuse not installed, try running 'pip install langfuse' to fix this error: {e}\033[0m"
          )
      # Instance variables
      self.secret_key = os.getenv("LANGFUSE_SECRET_KEY")
      self.public_key = os.getenv("LANGFUSE_PUBLIC_KEY")
      self.langfuse_host = os.getenv(
          "LANGFUSE_HOST", "https://cloud.langfuse.com"
      )
      self.langfuse_release = os.getenv("LANGFUSE_RELEASE")
      self.langfuse_debug = os.getenv("LANGFUSE_DEBUG")
      self.Langfuse = Langfuse(
          public_key=self.public_key,
          secret_key=self.secret_key,
          host=self.langfuse_host,
          release=self.langfuse_release,
          debug=self.langfuse_debug,
      )
  
file_path: litellm/litellm/integrations/langfuse.py
imports: import dotenv, os
  import requests
  import requests
  from datetime import datetime
  import traceback
  from packaging.version import Version
label_desc: Use image node_id 1 to create a new LangFuseLogger object  with example: obj = LangFuseLogger()