updating to new pydantic requirements for values

app/models/advanced_options.py

@@ -3,10 +3,10 @@ from typing import List, Optional, Dict
 
 
 class AdvancedOptions(BaseModel):
-    linearity_check: Optional[bool]
-    show_progress: Optional[bool]
-    max_solution_time: Optional[int]
-    brand_bound_tolerance: Optional[float]
-    max_forms: Optional[int]
-    precision: Optional[float]
-    extra_param_range: Optional[List[Dict]]
+    linearity_check: Optional[bool] = None
+    show_progress: Optional[bool] = None
+    max_solution_time: Optional[int] = None
+    brand_bound_tolerance: Optional[float] = None
+    max_forms: Optional[int] = None
+    precision: Optional[float] = None
+    extra_param_range: Optional[List[Dict]] = None

app/models/item.py

@@ -8,9 +8,9 @@ from lib.irt.item_information_function import ItemInformationFunction
 
 class Item(BaseModel):
     id: int
-    position: Optional[int]
-    passage_id: Optional[int]
-    workflow_state: Optional[str]
+    position: Optional[int] = None
+    passage_id: Optional[int] = None
+    workflow_state: Optional[str] = None
     attributes: List[Attribute]
     b_param: float = 0.00
 

app/models/target.py

@@ -4,7 +4,7 @@ from typing import Optional
 class Target(BaseModel):
     theta: float
     value: float
-    result: Optional[float]
+    result: Optional[float] = None
     drift: float = 0.0
 
     @classmethod