mirror of
https://github.com/crewAIInc/crewAI.git
synced 2026-01-10 00:28:31 +00:00
Refactor EventListener logging and visualization with improved tool usage tracking
This commit is contained in:
Lorenze Jay
@@ -61,6 +61,7 @@ class EventListener(BaseEventListener):
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current_tool_branch = None
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current_flow_tree = None
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current_method_branch = None
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tool_usage_counts = {}
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def __new__(cls):
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if cls._instance is None:
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@@ -76,6 +77,7 @@ class EventListener(BaseEventListener):
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self.execution_spans = {}
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self._initialized = True
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self.console = Console(width=None)
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self.tool_usage_counts = {}
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def _format_timestamp(self, timestamp: float) -> str:
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return datetime.fromtimestamp(timestamp).strftime("%H:%M:%S")
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@@ -258,11 +260,9 @@ class EventListener(BaseEventListener):
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if self.verbose:
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task_content = Text()
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task_content.append("📋 Task: ", style="yellow bold")
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task_content.append("\n Assigned to: ", style="white")
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task_content.append(source.agent.role, style="green")
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task_content.append(f"📋 Task: {source.id}", style="yellow bold")
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task_content.append("\n Status: ", style="white")
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task_content.append("Waiting for agent...", style="yellow dim")
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task_content.append("Executing Task...", style="yellow dim")
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# Add task to the crew tree
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if self.current_crew_tree:
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@@ -283,26 +283,26 @@ class EventListener(BaseEventListener):
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self.execution_spans[source] = None
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if self.verbose:
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completion_content = Text()
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completion_content.append("✅ Task Completed\n", style="green bold")
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completion_content.append(f"Task: {str(source.id)}", style="white")
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completion_content.append("\nAgent: ", style="white")
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completion_content.append(source.agent.role, style="green")
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# Update the tree if it exists
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if self.current_crew_tree:
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for branch in self.current_crew_tree.children:
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if source.description in branch.label:
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branch.label = (
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Text("✅ ", style="green bold") + branch.label
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)
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if str(source.id) in str(branch.label):
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task_content = Text()
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task_content.append("📋 Task: ", style="green bold")
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task_content.append("\n Assigned to: ", style="white")
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task_content.append(source.agent.role, style="green")
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task_content.append("\n Status: ", style="white")
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task_content.append("✅ Completed", style="green bold")
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branch.label = task_content
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self.console.print(self.current_crew_tree)
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break
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completion_content = self._create_status_content(
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"Task Completed", str(source.id), "green", Agent=source.agent.role
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)
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panel = self._create_panel(
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completion_content, "Task Completion", "green"
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)
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self.console.print(panel)
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self.console.print()
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@@ -377,168 +377,172 @@ class EventListener(BaseEventListener):
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def on_flow_created(source, event: FlowCreatedEvent):
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self._telemetry.flow_creation_span(event.flow_name)
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if self.verbose:
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content = self._create_status_content(
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"Starting Flow Execution", event.flow_name, "blue"
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)
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content = self._create_status_content(
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"Starting Flow Execution", event.flow_name, "blue"
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)
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panel = self._create_panel(content, "Flow Execution", "blue")
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panel = self._create_panel(content, "Flow Execution", "blue")
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self.console.print()
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self.console.print(panel)
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self.console.print()
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self.console.print()
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self.console.print(panel)
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self.console.print()
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# Create and display the initial tree
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flow_label = Text()
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flow_label.append("🌊 Flow: ", style="blue bold")
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flow_label.append(event.flow_name, style="blue")
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# Create and display the initial tree
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flow_label = Text()
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flow_label.append("🌊 Flow: ", style="blue bold")
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flow_label.append(event.flow_name, style="blue")
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self.current_flow_tree = Tree(flow_label)
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self.current_flow_tree = Tree(flow_label)
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# Add both creation steps to show progression
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self.current_flow_tree.add(Text("✨ Created", style="blue"))
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self.current_flow_tree.add(
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Text("✅ Initialization Complete", style="green")
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)
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# Add both creation steps to show progression
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self.current_flow_tree.add(Text("✨ Created", style="blue"))
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self.current_flow_tree.add(
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Text("✅ Initialization Complete", style="green")
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)
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self.console.print(self.current_flow_tree)
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self.console.print()
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self.console.print(self.current_flow_tree)
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self.console.print()
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@crewai_event_bus.on(FlowStartedEvent)
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def on_flow_started(source, event: FlowStartedEvent):
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self._telemetry.flow_execution_span(
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event.flow_name, list(source._methods.keys())
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)
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self.current_flow_tree = Tree("")
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self._update_tree_label(
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self.current_flow_tree,
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"🌊 Flow:",
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event.flow_name,
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"blue",
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"In Progress",
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)
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if self.verbose:
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self.current_flow_tree = Tree("")
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self._update_tree_label(
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self.current_flow_tree,
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"🌊 Flow:",
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event.flow_name,
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"blue",
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"In Progress",
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)
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# Add initial thinking state
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self.current_flow_tree.add(Text("🧠 Initializing...", style="yellow"))
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# Add initial thinking state
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self.current_flow_tree.add(Text("🧠 Initializing...", style="yellow"))
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self.console.print()
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self.console.print(self.current_flow_tree)
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self.console.print()
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self.console.print()
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self.console.print(self.current_flow_tree)
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self.console.print()
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@crewai_event_bus.on(FlowFinishedEvent)
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def on_flow_finished(source, event: FlowFinishedEvent):
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if self.verbose:
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if self.current_flow_tree:
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self._update_tree_label(
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self.current_flow_tree,
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"✅ Flow Finished:",
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event.flow_name,
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"green",
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)
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if self.current_flow_tree:
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self._update_tree_label(
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self.current_flow_tree,
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"✅ Flow Finished:",
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event.flow_name,
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"green",
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)
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content = self._create_status_content(
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"Flow Execution Completed",
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event.flow_name,
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"green",
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ID=source.flow_id,
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)
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content = self._create_status_content(
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"Flow Execution Completed",
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event.flow_name,
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"green",
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ID=source.flow_id,
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)
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panel = self._create_panel(content, "Flow Completion", "green")
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self.console.print(panel)
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self.console.print()
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panel = self._create_panel(content, "Flow Completion", "green")
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self.console.print(panel)
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self.console.print()
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@crewai_event_bus.on(MethodExecutionStartedEvent)
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def on_method_execution_started(source, event: MethodExecutionStartedEvent):
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if self.verbose:
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if self.current_flow_tree:
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# Find and update the method branch
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for branch in self.current_flow_tree.children:
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if event.method_name in branch.label:
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self.current_method_branch = branch
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branch.label = Text(
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"🔄 Running: ", style="yellow bold"
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) + Text(event.method_name, style="yellow")
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break
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if self.current_flow_tree:
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# Find and update the method branch
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for branch in self.current_flow_tree.children:
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if event.method_name in branch.label:
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self.current_method_branch = branch
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branch.label = Text("🔄 Running: ", style="yellow bold") + Text(
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event.method_name, style="yellow"
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)
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break
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self.console.print(self.current_flow_tree)
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self.console.print()
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self.console.print(self.current_flow_tree)
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self.console.print()
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@crewai_event_bus.on(MethodExecutionFinishedEvent)
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def on_method_execution_finished(source, event: MethodExecutionFinishedEvent):
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if self.verbose:
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if self.current_method_branch:
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# Update method status
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self.current_method_branch.label = Text(
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"✅ Completed: ", style="green bold"
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) + Text(event.method_name, style="green")
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self.console.print(self.current_flow_tree)
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self.console.print()
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if self.current_method_branch:
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# Update method status
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self.current_method_branch.label = Text(
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"✅ Completed: ", style="green bold"
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) + Text(event.method_name, style="green")
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self.console.print(self.current_flow_tree)
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self.console.print()
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@crewai_event_bus.on(MethodExecutionFailedEvent)
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def on_method_execution_failed(source, event: MethodExecutionFailedEvent):
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if self.verbose:
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if self.current_method_branch:
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self.current_method_branch.label = Text(
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"❌ Failed: ", style="red bold"
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) + Text(event.method_name, style="red")
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self.console.print(self.current_flow_tree)
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self.console.print()
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if self.current_method_branch:
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self.current_method_branch.label = Text(
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"❌ Failed: ", style="red bold"
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) + Text(event.method_name, style="red")
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self.console.print(self.current_flow_tree)
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self.console.print()
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# ----------- TOOL USAGE EVENTS -----------
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@crewai_event_bus.on(ToolUsageStartedEvent)
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def on_tool_usage_started(source, event: ToolUsageStartedEvent):
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if self.verbose:
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# Create tool usage content
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tool_content = Text()
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tool_content.append("🔧 Using ", style="yellow bold")
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tool_content.append(event.tool_name, style="yellow")
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if self.verbose and self.current_agent_branch:
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# Update tool usage count
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self.tool_usage_counts[event.tool_name] = (
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self.tool_usage_counts.get(event.tool_name, 0) + 1
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)
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# Add to tree under the agent branch
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if self.current_agent_branch:
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self.current_tool_branch = self.current_agent_branch.add(
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tool_content
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)
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self.console.print(self.current_crew_tree)
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self.console.print()
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# Find existing tool node or create new one
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tool_node = None
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for child in self.current_agent_branch.children:
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if event.tool_name in child.label.plain:
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tool_node = child
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break
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if not tool_node:
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# Create new tool node
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self.current_tool_branch = self.current_agent_branch.add("")
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else:
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self.current_tool_branch = tool_node
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# Update label with current count
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self._update_tree_label(
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self.current_tool_branch,
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"🔧",
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f"Using {event.tool_name} ({self.tool_usage_counts[event.tool_name]})",
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"yellow",
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)
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self.console.print(self.current_crew_tree)
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self.console.print()
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@crewai_event_bus.on(ToolUsageFinishedEvent)
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def on_tool_usage_finished(source, event: ToolUsageFinishedEvent):
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if self.verbose:
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completion_content = Text()
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completion_content.append("🔧 Used ", style="green bold")
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completion_content.append(event.tool_name, style="green")
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# Update under the agent branch
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if self.current_tool_branch:
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self.current_tool_branch.label = completion_content
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self.console.print(self.current_crew_tree)
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self.console.print()
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if self.verbose and self.current_tool_branch:
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self._update_tree_label(
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self.current_tool_branch,
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"🔧",
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f"Used {event.tool_name} ({self.tool_usage_counts[event.tool_name]})",
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"green",
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)
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self.console.print(self.current_crew_tree)
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self.console.print()
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@crewai_event_bus.on(ToolUsageErrorEvent)
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def on_tool_usage_error(source, event: ToolUsageErrorEvent):
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if self.verbose:
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error_content = Text()
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error_content.append("🔧 Tool Failed: ", style="red bold")
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error_content.append(event.tool_name, style="red")
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# Update under the agent branch
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if self.current_tool_branch:
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self.current_tool_branch.label = error_content
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self._update_tree_label(
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self.current_tool_branch,
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"🔧 Failed",
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f"{event.tool_name} ({self.tool_usage_counts[event.tool_name]})",
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"red",
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)
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self.console.print(self.current_crew_tree)
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self.console.print()
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# Show error panel
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panel = self._create_panel(
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Text(
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f"Tool usage failed: {event.tool_name}: {event.error}",
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style="red",
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),
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"Tool Error",
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"red",
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error_content = self._create_status_content(
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"Tool Usage Failed", event.tool_name, "red", Error=event.error
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)
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panel = self._create_panel(error_content, "Tool Error", "red")
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self.console.print(panel)
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self.console.print()
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@@ -546,27 +550,25 @@ class EventListener(BaseEventListener):
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@crewai_event_bus.on(LLMCallStartedEvent)
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def on_llm_call_started(source, event: LLMCallStartedEvent):
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if self.verbose:
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llm_content = Text()
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llm_content.append("🧠 Thinking...", style="blue bold")
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# Add to tree under the agent branch
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if self.current_agent_branch:
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self.current_tool_branch = self.current_agent_branch.add(
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llm_content
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if self.verbose and self.current_agent_branch:
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# Only show thinking state if no previous LLM calls are shown
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if not any(
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"Thinking" in str(child.label)
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for child in self.current_agent_branch.children
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):
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self.current_tool_branch = self.current_agent_branch.add("")
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self._update_tree_label(
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self.current_tool_branch, "🧠", "Thinking...", "blue"
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)
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self.console.print(self.current_crew_tree)
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self.console.print()
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self.console.print(self.current_crew_tree)
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self.console.print()
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@crewai_event_bus.on(LLMCallCompletedEvent)
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def on_llm_call_completed(source, event: LLMCallCompletedEvent):
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if self.verbose:
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completion_content = Text()
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completion_content.append("✨ Done", style="green bold")
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# Update under the agent branch
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if self.current_tool_branch:
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self.current_tool_branch.label = completion_content
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if self.verbose and self.current_tool_branch:
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# Remove the thinking status node when complete
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if "Thinking" in str(self.current_tool_branch.label):
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self.current_agent_branch.children.remove(self.current_tool_branch)
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self.console.print(self.current_crew_tree)
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self.console.print()
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