{
  "approach": "Modify the function signature to make all credential arguments optional with default None. Inside the function, replace each None value with the corresponding environment variable, raising an AuthenticationError if any remain missing after checking the environment. This allows calls with zero args (all from env), mixed args/envars (args override), and proper error handling when creds are missing entirely.",
  "files_to_edit": [
    "pyinaturalist/rest_api.py"
  ],
  "finish_reason": "stop",
  "hypothesis": "Change the parameters of get_access_token() to optional defaults of None, and modify its body to fetch values from environment variables when a parameter is None.",
  "retries": {},
  "usage": {
    "completion": 128,
    "prompt": 8248,
    "reasoning": 0
  }
}