added function to randomly generate prediction data

src/database/classes.py

@@ -4,6 +4,9 @@ from PIL import Image
 from io import BytesIO
 from pathlib import Path
 from base64 import b64encode
+import random
+import logging
+from typing import List
 
 from src.model_experiential import ExperientialModelOutput
 from src.model_interpersonal import (
@@ -34,6 +37,21 @@ class ModelOutputs(BaseModel):
     framing: FramingModelOutput
     salience: SalienceModelOutput
 
+    @classmethod
+    def list_fields(cls) -> List[str]:
+        """List options that are stored as attributes."""
+        return list(cls.model_fields.keys())
+
+    @classmethod
+    def from_random(cls) -> ModelOutputs:
+        """Instantiate with random numbers."""
+        kwargs = {
+            field: field_info.annotation.from_random()
+            for field, field_info
+            in cls.model_fields.items()
+        }
+        return cls(**kwargs)
+
 
 class VisualCommunication(BaseModel):
     name: str
@@ -83,6 +101,11 @@ class VisualCommunication(BaseModel):
         img_enc = b64encode(buffer.getvalue()).decode("utf-8")
         return img_enc
 
+    def generate_random_prediction(self, force: bool = False) -> None:
+        """Generate random prediction values."""
+        if not force and self.prediction is not None:
+            logging.warning("set force=True to overwrite existing values.")
+        self.prediction = ModelOutputs.from_random()
 
 class NoDocumentFoundException(Exception):
     pass