You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "categories", "description": "Fetches categories from the AliExpress unofficial API, optionally filtered by locale and country.", "parameters": {"locale": {"description": "The locale to filter categories by. Defaults to None.", "type": "str, optional", "default": ""}, "country": {"description": "The country to filter categories by. Defaults to None.", "type": "str, optional", "default": ""}}}]
I want to see all categories, but I don't know the parameters to use.
user
assistant
[{"name": "categories", "arguments": {}}]