APEX/BrowserUse_and_ComputerUse_skills
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fix: handle None args in build_tool_preview

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When an LLM returns null/empty tool call arguments, json.loads()
produces None. build_tool_preview then crashes with
"argument of type 'NoneType' is not iterable" on the `in` check.
Return None early when args is falsy.
This commit is contained in:
0xbyt4 2026-03-05 23:09:11 +03:00
parent 21d61bdd71
commit 14a11d24b4
1 changed files with 2 additions and 0 deletions
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2
agent/display.py
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@ -22,6 +22,8 @@ _RESET = "\033[0m"
def build_tool_preview(tool_name: str, args: dict, max_len: int = 40) -> str: def build_tool_preview(tool_name: str, args: dict, max_len: int = 40) -> str:
"""Build a short preview of a tool call's primary argument for display.""" """Build a short preview of a tool call's primary argument for display."""
if not args:
return None
primary_args = { primary_args = {
"terminal": "command", "web_search": "query", "web_extract": "urls", "terminal": "command", "web_search": "query", "web_extract": "urls",
"read_file": "path", "write_file": "path", "patch": "path", "read_file": "path", "write_file": "path", "patch": "path",