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fix: skip missing jinja2 variables instead of raising LLMNodeError #214

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fix: skip missing jinja2 variables instead of raising LLMNodeError #214

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9 changes: 8 additions & 1 deletion src/graphon/nodes/llm/node.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1129,7 +1129,14 @@ def _fetch_jinja_inputs(self, node_data: LLMNodeData) -> dict[str, str]:

variables: dict[str, str] = {}
for variable_selector in node_data.prompt_config.jinja2_variables or []:
variable = self._get_required_variable(variable_selector)
variable = self.graph_runtime_state.variable_pool.get(
variable_selector.value_selector,
)
if variable is None:
# Variable not in pool — the Jinja2 template handles this
# gracefully with {% if variable is defined %}, so skip it
# rather than raising VariableNotFoundError.
continue
variables[variable_selector.variable] = self._stringify_jinja_variable(
variable,
)
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