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Mason Daugherty 2025-07-06 23:10:42 -04:00
parent f7dcc834a8
commit d34c1052d9
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libs/langchain/langchain/agents/output_parsers/xml.py
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@ -90,6 +90,8 @@ class XMLAgentOutputParser(AgentOutputParser):
# Check for a tool invocation
if "<tool>" in text and "</tool>" in text:
tool = self._extract_tag_content("tool", text, required=True)
if tool is None:
raise ValueError("Tool content should not be None when required=True")
# Tool input is optional
tool_input = (
self._extract_tag_content("tool_input", text, required=False) or ""