code: def basic_encryption_config():
      basic_encryption_config = pe.EncryptionConfiguration(
          footer_key=FOOTER_KEY_NAME,
          column_keys={
              COL_KEY_NAME: ["a", "b"],
          },
      )
      return basic_encryption_config
  
imports: import pytest
  from datetime import timedelta
  import pyarrow
label_desc: Use image node_id 2 for calling a global function with example usage: basic_encryption_config() and returns: basic_encryption_config