Add pdf object

tests/integration/run_test.py

@@ -1,6 +1,7 @@
 import json
 from collections.abc import AsyncIterator
 
+import pytest
 from pydantic import BaseModel
 
 import workflowai
@@ -150,6 +151,8 @@ async def city_to_capital(task_input: CityToCapitalTaskInput) -> CityToCapitalTa
 
 
 async def test_run_with_tool(test_client: IntTestClient):
+    """Test a round trip with a tool call request and a reply."""
+
     class _SayHelloToolInput(BaseModel):
         name: str
 
@@ -159,6 +162,10 @@ class _SayHelloToolOutput(BaseModel):
     def say_hello(tool_input: _SayHelloToolInput) -> _SayHelloToolOutput:
         return _SayHelloToolOutput(message=f"Hello {tool_input.name}")
 
+    # Sanity check to make sure that CityToCapitalTaskOutput.capital is a field required by pydantic
+    with pytest.raises(AttributeError):
+        _ = CityToCapitalTaskOutput.model_construct(None).capital
+
     @workflowai.agent(id="city-to-capital", tools=[say_hello])
     async def city_to_capital(task_input: CityToCapitalTaskInput) -> CityToCapitalTaskOutput:
         """Say hello to the user"""

workflowai/core/fields/pdf.py

@@ -0,0 +1,11 @@
+from workflowai.core.fields.file import File
+
+
+class PDF(File):
+    """A field representing a PDF file.
+
+    This field is used to handle PDF inputs.
+    The PDF can be provided either as base64-encoded data or as a URL.
+    """
+
+    pass

workflowai/fields.py

@@ -6,6 +6,7 @@
 from workflowai.core.fields.http_url import HttpUrl as HttpUrl
 from workflowai.core.fields.image import Image as Image
 from workflowai.core.fields.local_date_time import DatetimeLocal as DatetimeLocal
+from workflowai.core.fields.pdf import PDF as PDF
 from workflowai.core.fields.price import Price as Price
 from workflowai.core.fields.surface_area import SurfaceArea as SurfaceArea
 from workflowai.core.fields.zone_info import TimezoneInfo as TimezoneInfo