{
  "context": "This evaluation assesses how well the engineer uses frozendict's hashability features to implement a configuration cache system. The focus is on proper usage of frozendict as dictionary keys, in sets, and for creating immutable nested structures.",
  "type": "weighted_checklist",
  "checklist": [
    {
      "name": "frozendict Import",
      "description": "Imports frozendict from the frozendict package",
      "max_score": 5
    },
    {
      "name": "Nested Structure Conversion",
      "description": "Uses frozendict (or deepfreeze) to convert nested dictionaries into immutable frozendict structures, ensuring all levels of nesting are handled",
      "max_score": 25
    },
    {
      "name": "Dictionary Key Usage",
      "description": "Uses frozendict instances as dictionary keys in the internal storage mechanism (e.g., mapping configurations to timestamps)",
      "max_score": 30
    },
    {
      "name": "Set Membership",
      "description": "Uses frozendict instances in a set data structure for tracking unique configurations or implements get_all_configs returning a set of frozendict instances",
      "max_score": 25
    },
    {
      "name": "Hash Computation",
      "description": "Relies on frozendict's built-in hash() method for hashability, rather than implementing custom hashing logic",
      "max_score": 10
    },
    {
      "name": "Test Implementation",
      "description": "Implements all test cases correctly, demonstrating that frozendict-based solution handles simple configs, nested configs, duplicates, existence checks, counting, and set operations",
      "max_score": 5
    }
  ]
}