53 lines
1.7 KiB
Python
53 lines
1.7 KiB
Python
from typing import Optional
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from pydantic import BaseModel, Field, field_validator, model_validator
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from mem0.llms.configs import LlmConfig
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class Neo4jConfig(BaseModel):
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url: Optional[str] = Field(None, description="Host address for the graph database")
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username: Optional[str] = Field(None, description="Username for the graph database")
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password: Optional[str] = Field(None, description="Password for the graph database")
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@model_validator(mode="before")
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def check_host_port_or_path(cls, values):
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url, username, password = (
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values.get("url"),
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values.get("username"),
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values.get("password"),
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)
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if not url or not username or not password:
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raise ValueError(
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"Please provide 'url', 'username' and 'password'."
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)
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return values
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class GraphStoreConfig(BaseModel):
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provider: str = Field(
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description="Provider of the data store (e.g., 'neo4j')",
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default="neo4j"
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)
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config: Neo4jConfig = Field(
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description="Configuration for the specific data store",
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default=None
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)
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llm: Optional[LlmConfig] = Field(
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description="LLM configuration for querying the graph store",
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default=None
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)
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custom_prompt: Optional[str] = Field(
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description="Custom prompt to fetch entities from the given text",
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default=None
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)
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@field_validator("config")
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def validate_config(cls, v, values):
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provider = values.data.get("provider")
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if provider == "neo4j":
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return Neo4jConfig(**v.model_dump())
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else:
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raise ValueError(f"Unsupported graph store provider: {provider}")
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