Fix tool usage and event import handling

- Update tool usage to use `.get()` method when checking tool name
- Remove unnecessary `__all__` export list in events/__init__.py

src/crewai/tools/tool_usage.py

@@ -119,10 +119,9 @@ class ToolUsage:
                 self._printer.print(content=f"\n\n{error}\n", color="red")
             return error
 
-        if (
-            isinstance(tool, CrewStructuredTool)
-            and tool.name == self._i18n.tools("add_image")["name"]
-        ):  # type: ignore
+        if isinstance(tool, CrewStructuredTool) and tool.name == self._i18n.tools(
+            "add_image"
+        ).get("name"):  # type: ignore
             try:
                 result = self._use(tool_string=tool_string, tool=tool, calling=calling)
                 return result

src/crewai/utilities/events/__init__.py

@@ -21,29 +21,3 @@ from .tool_usage_events import ToolUsageFinishedEvent, ToolUsageErrorEvent
 # events
 from .event_listener import EventListener
 from .third_party.agentops_listener import agentops_listener
-
-
-__all__ = [
-    AgentExecutionStartedEvent,
-    AgentExecutionCompletedEvent,
-    AgentExecutionErrorEvent,
-    CrewKickoffStartedEvent,
-    CrewKickoffCompletedEvent,
-    CrewKickoffFailedEvent,
-    TaskStartedEvent,
-    TaskCompletedEvent,
-    TaskFailedEvent,
-    FlowStartedEvent,
-    FlowFinishedEvent,
-    MethodExecutionStartedEvent,
-    MethodExecutionFinishedEvent,
-    EventTypes,
-    event_bus,
-    ToolUsageFinishedEvent,
-    ToolUsageErrorEvent,
-    EventBus,
-    AgentExecutionErrorEvent,
-]
-
-
-