Fix IsStr imports - use conftest version for type safety

Author: cjohnhanson

tests/test_agent.py

@@ -10,7 +10,7 @@
 
 import httpx
 import pytest
-from dirty_equals import IsJson, IsStr
+from dirty_equals import IsJson
 from inline_snapshot import snapshot
 from pydantic import BaseModel, TypeAdapter, field_validator
 from pydantic_core import to_json
@@ -66,7 +66,7 @@
 from pydantic_ai.tools import DeferredToolRequests, DeferredToolResults, ToolDefinition, ToolDenied
 from pydantic_ai.usage import RequestUsage
 
-from .conftest import IsDatetime, IsNow, TestEnv
+from .conftest import IsDatetime, IsNow, IsStr, TestEnv
 
 pytestmark = pytest.mark.anyio
 

tests/test_streaming.py

@@ -10,7 +10,6 @@
 from typing import Any
 
 import pytest
-from dirty_equals import IsStr
 from inline_snapshot import snapshot
 from pydantic import BaseModel
 
@@ -51,7 +50,7 @@
 from pydantic_ai.usage import RequestUsage
 from pydantic_graph import End
 
-from .conftest import IsDatetime, IsInt, IsNow
+from .conftest import IsDatetime, IsInt, IsNow, IsStr
 
 pytestmark = pytest.mark.anyio
 

tests/test_tools.py

@@ -7,7 +7,6 @@
 import pydantic_core
 import pytest
 from _pytest.logging import LogCaptureFixture
-from dirty_equals import IsStr
 from inline_snapshot import snapshot
 from pydantic import BaseModel, Field, TypeAdapter, WithJsonSchema
 from pydantic.json_schema import GenerateJsonSchema, JsonSchemaValue
@@ -39,7 +38,7 @@
 from pydantic_ai.tools import DeferredToolRequests, DeferredToolResults, ToolApproved, ToolDefinition, ToolDenied
 from pydantic_ai.usage import RequestUsage
 
-from .conftest import IsDatetime
+from .conftest import IsDatetime, IsStr
 
 
 def test_tool_no_ctx():