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feat: adding possibility to enforce JSON format in VertexAiModel #5290

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feat: adding possibility to enforce JSON format in VertexAiModel #5290

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6f13937
feat: adding possibility to enforce JSON format in VertexAiModel
severfire Dec 16, 2024
b5e5c0c
[autofix.ci] apply automated fixes
autofix-ci[bot] Dec 16, 2024
649a67a
Merge branch 'main' into feat-adding-enforcing-json-format-vertexai
severfire Dec 19, 2024
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10 changes: 10 additions & 0 deletions src/backend/base/langflow/components/models/vertexai.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,13 @@ class ChatVertexAIComponent(LCModelComponent):
file_types=["json"],
),
MessageTextInput(name="model_name", display_name="Model Name", value="gemini-1.5-pro"),
BoolInput(
name="json_mode",
display_name="JSON Mode",
info="If True, enforces JSON output format",
advanced=True,
value=False,
),
StrInput(name="project", display_name="Project", info="The project ID.", advanced=True),
StrInput(name="location", display_name="Location", value="us-central1", advanced=True),
IntInput(name="max_output_tokens", display_name="Max Output Tokens", advanced=True),
Expand Down Expand Up @@ -54,6 +61,8 @@ def build_model(self) -> LanguageModel:
project = self.project or None
credentials = None

generation_config = {"response_mime_type": "application/json"} if self.json_mode else {}

return cast(
"LanguageModel",
ChatVertexAI(
Expand All @@ -67,5 +76,6 @@ def build_model(self) -> LanguageModel:
top_k=self.top_k or None,
top_p=self.top_p,
verbose=self.verbose,
generation_config=generation_config,
),
)
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