rolling abckt o pydantic v1

crewai/task.py

@@ -1,6 +1,5 @@
 from typing import List, Optional
-from pydantic.v1 import BaseModel, Field
-from pydantic import model_validator
+from pydantic.v1 import BaseModel, Field, root_validator
 
 from langchain.tools import Tool
 
@@ -21,7 +20,19 @@ class Task(BaseModel):
 		default=[]
 	)
 
-	@model_validator(mode="after")
-	def _set_tools(self) -> None:
+	@root_validator(pre=False)
+	def _set_tools(cls, values):
+		if values.get('agent'):
+			values['tools'] = values.get('agent.tools')
+		return values
+
+	def execute(self, context) -> str:
+		"""
+		Execute the task.
+			Returns:
+				output (str): Output of the task.
+		"""
 		if self.agent:
-			self.tools = self.agent.tools
+			return self.agent.execute_task(self.description, context)
+		else:
+			raise Exception(f"The task '{self.description}' has no agent assigned, therefore it can't be executed directly and should be executed in a Crew using a specific process that support that, either consensual or hierarchical.")