Add versioning to the data point model

.github/workflows/profiling.yaml

@@ -57,6 +57,7 @@ jobs:
       run: |
         poetry install --no-interaction --all-extras
         poetry run pip install pyinstrument
+        poetry run pip install parso
 
 
     # Set environment variables for SHAs

cognee/infrastructure/engine/models/DataPoint.py

@@ -81,3 +81,12 @@ class DataPoint(BaseModel):
         """Deserialize the instance from pickled bytes."""
         data = pickle.loads(pickled_data)
         return self(**data)
+
+    def to_dict(self, **kwargs) -> Dict[str, Any]:
+        """Serialize model to a dictionary."""
+        return self.model_dump(**kwargs)
+
+    @classmethod
+    def from_dict(cls, data: Dict[str, Any]) -> "DataPoint":
+        """Deserialize model from a dictionary."""
+        return cls.model_validate(data)