[BugFix] Add Validators For date Fields For Multiple Items Allowed. (…

…#6671)

* add date validators for checking lists of dates

* DateParseError is not JSON serializable

openbb_platform/core/openbb_core/api/exception_handlers.py

@@ -1,6 +1,7 @@
 """Exception handlers module."""
 
 import logging
+from collections.abc import Iterable
 from typing import Any
 
 from fastapi import Request
@@ -31,16 +32,23 @@ async def _handle(exception: Exception, status_code: int, detail: Any):
     @staticmethod
     async def exception(_: Request, error: Exception) -> JSONResponse:
         """Exception handler for Base Exception."""
-        # Required parameters are missing and is not handled by ValidationError.
         errors = error.errors(include_url=False) if hasattr(error, "errors") else error
         if errors:
-            for err in errors:
-                if err.get("type") == "missing":
-                    return await ExceptionHandlers._handle(
-                        exception=error,
-                        status_code=422,
-                        detail={**err},
-                    )
+            if isinstance(errors, ValueError):
+                return await ExceptionHandlers._handle(
+                    exception=errors,
+                    status_code=422,
+                    detail=errors.args,
+                )
+            # Required parameters are missing and is not handled by ValidationError.
+            if isinstance(errors, Iterable):
+                for err in errors:
+                    if err.get("type") == "missing":
+                        return await ExceptionHandlers._handle(
+                            exception=error,
+                            status_code=422,
+                            detail={**err},
+                        )
         return await ExceptionHandlers._handle(
             exception=error,
             status_code=500,
@@ -61,7 +69,13 @@ async def validation(request: Request, error: ValidationError):
             loc in query_params for err in errors for loc in err.get("loc", ())
         )
         if "QueryParams" in error.title and all_in_query:
-            detail = [{**err, "loc": ("query",) + err.get("loc", ())} for err in errors]
+            detail = [
+                {
+                    **{k: v for k, v in err.items() if k != "ctx"},
+                    "loc": ("query",) + err.get("loc", ()),
+                }
+                for err in errors
+            ]
             return await ExceptionHandlers._handle(
                 exception=error,
                 status_code=422,

openbb_platform/core/openbb_core/provider/standard_models/fred_release_table.py

@@ -3,7 +3,7 @@
 from datetime import date as dateType
 from typing import Optional, Union
 
-from pydantic import Field
+from pydantic import Field, field_validator
 
 from openbb_core.provider.abstract.data import Data
 from openbb_core.provider.abstract.query_params import QueryParams
@@ -23,11 +23,32 @@ class ReleaseTableQueryParams(QueryParams):
         default=None,
         description="The element ID of a specific table in the release.",
     )
-    date: Optional[Union[dateType, str]] = Field(
+    date: Union[None, dateType, str] = Field(
         default=None,
         description=QUERY_DESCRIPTIONS.get("date", ""),
     )
 
+    @field_validator("date", mode="before", check_fields=False)
+    @classmethod
+    def _validate_date(cls, v):
+        """Validate the date."""
+        # pylint: disable=import-outside-toplevel
+        from pandas import to_datetime
+
+        if v is None:
+            return None
+        if isinstance(v, dateType):
+            return v.strftime("%Y-%m-%d")
+        new_dates: list = []
+        if isinstance(v, str):
+            dates = v.split(",")
+        if isinstance(v, list):
+            dates = v
+        for date in dates:
+            new_dates.append(to_datetime(date).date().strftime("%Y-%m-%d"))
+
+        return ",".join(new_dates) if new_dates else None
+
 
 class ReleaseTableData(Data):
     """FRED Release Table Data."""

openbb_platform/core/openbb_core/provider/standard_models/futures_curve.py

@@ -28,6 +28,27 @@ def to_upper(cls, v):
         """Convert field to uppercase."""
         return v.upper()
 
+    @field_validator("date", mode="before", check_fields=False)
+    @classmethod
+    def _validate_date(cls, v):
+        """Validate the date."""
+        # pylint: disable=import-outside-toplevel
+        from pandas import to_datetime
+
+        if v is None:
+            return None
+        if isinstance(v, dateType):
+            return v.strftime("%Y-%m-%d")
+        new_dates: list = []
+        if isinstance(v, str):
+            dates = v.split(",")
+        if isinstance(v, list):
+            dates = v
+        for date in dates:
+            new_dates.append(to_datetime(date).date().strftime("%Y-%m-%d"))
+
+        return ",".join(new_dates) if new_dates else None
+
 
 class FuturesCurveData(Data):
     """Futures Curve Data."""

openbb_platform/core/openbb_core/provider/standard_models/yield_curve.py

@@ -1,9 +1,9 @@
 """Yield Curve Standard Model."""
 
 from datetime import date as dateType
-from typing import Optional
+from typing import Optional, Union
 
-from pydantic import Field
+from pydantic import Field, field_validator
 
 from openbb_core.provider.abstract.data import Data
 from openbb_core.provider.abstract.query_params import QueryParams
@@ -16,12 +16,33 @@
 class YieldCurveQueryParams(QueryParams):
     """Yield Curve Query."""
 
-    date: Optional[str] = Field(
+    date: Union[None, dateType, str] = Field(
         default=None,
         description=QUERY_DESCRIPTIONS.get("date", "")
         + " By default is the current data.",
     )
 
+    @field_validator("date", mode="before", check_fields=False)
+    @classmethod
+    def _validate_date(cls, v):
+        """Validate the date."""
+        # pylint: disable=import-outside-toplevel
+        from pandas import to_datetime
+
+        if v is None:
+            return None
+        if isinstance(v, dateType):
+            return v.strftime("%Y-%m-%d")
+        new_dates: list = []
+        if isinstance(v, str):
+            dates = v.split(",")
+        if isinstance(v, list):
+            dates = v
+        for date in dates:
+            new_dates.append(to_datetime(date).date().strftime("%Y-%m-%d"))
+
+        return ",".join(new_dates) if new_dates else None
+
 
 class YieldCurveData(Data):
     """Yield Curve Data."""