feat: add protocols file to properly import on LLM

src/crewai/llm.py

@@ -12,12 +12,10 @@ from typing import (
     List,
     Literal,
     Optional,
-    Protocol,
     Tuple,
     Type,
     Union,
     cast,
-    runtime_checkable,
 )
 
 from dotenv import load_dotenv
@@ -35,6 +33,7 @@ from crewai.traces.unified_trace_controller import trace_llm_call
 from crewai.utilities.exceptions.context_window_exceeding_exception import (
     LLMContextLengthExceededException,
 )
+from crewai.utilities.protocols import AgentExecutorProtocol
 
 load_dotenv()
 
@@ -130,17 +129,6 @@ def suppress_warnings():
             sys.stderr = old_stderr
 
 
-@runtime_checkable
-class AgentExecutorProtocol(Protocol):
-    """Protocol defining the expected interface for an agent executor."""
-
-    @property
-    def agent(self) -> Any: ...
-
-    @property
-    def task(self) -> Any: ...
-
-
 class LLM:
     def __init__(
         self,

src/crewai/utilities/protocols.py

@@ -0,0 +1,12 @@
+from typing import Any, Protocol, runtime_checkable
+
+
+@runtime_checkable
+class AgentExecutorProtocol(Protocol):
+    """Protocol defining the expected interface for an agent executor."""
+
+    @property
+    def agent(self) -> Any: ...
+
+    @property
+    def task(self) -> Any: ...