code: def test_encoding_for_model():
      enc = tiktoken.encoding_for_model("gpt2")
      assert enc.name == "gpt2"
      enc = tiktoken.encoding_for_model("text-davinci-003")
      assert enc.name == "p50k_base"
      enc = tiktoken.encoding_for_model("text-davinci-edit-001")
      assert enc.name == "p50k_edit"
      enc = tiktoken.encoding_for_model("gpt-3.5-turbo-0301")
      assert enc.name == "cl100k_base"
  
imports: import subprocess
  import sys
  import tiktoken
label_desc: Use image node_id 2 for calling a global function with example usage: test_encoding_for_model() without return types