Merge pull request #745 from chethanuk/ux-cli-example

Imporve the UX of CLI and Add onboard examples

examples/onboard/agents.yaml

@@ -0,0 +1,52 @@
+agents:
+  - agent_name: "Financial-Analysis-Agent"
+    model:
+      model_name: "gpt-4"
+      temperature: 0.1
+      max_tokens: 2000
+    system_prompt: "financial_agent_sys_prompt"
+    max_loops: 1
+    autosave: true
+    dashboard: false
+    verbose: true
+    dynamic_temperature_enabled: true
+    saved_state_path: "finance_agent.json"
+    user_name: "swarms_corp"
+    retry_attempts: 1
+    context_length: 4000
+    return_step_meta: false
+    output_type: "str"
+    task: "How can I establish a ROTH IRA to buy stocks and get a tax break?"
+
+  - agent_name: "Stock-Analysis-Agent"
+    model:
+      model_name: "gpt-4"
+      temperature: 0.2
+      max_tokens: 1500
+    system_prompt: "stock_agent_sys_prompt"
+    max_loops: 2
+    autosave: true
+    dashboard: false
+    verbose: true
+    dynamic_temperature_enabled: false
+    saved_state_path: "stock_agent.json"
+    user_name: "stock_user"
+    retry_attempts: 3
+    context_length: 4000
+    return_step_meta: true
+    output_type: "json"
+    task: "What is the best strategy for long-term stock investment?"
+
+swarm_architecture:
+  name: "Financial-Advisory-Swarm"
+  description: "A swarm of agents working together to provide comprehensive financial advice"
+  swarm_type: "SequentialWorkflow"
+  max_loops: 2
+  task: "Analyze ROTH IRA setup requirements and provide a comprehensive long-term investment strategy"
+  autosave: true
+  return_json: false
+  rules: |
+    1. Financial-Analysis-Agent first explains ROTH IRA setup process and requirements
+    2. Stock-Analysis-Agent then provides specific investment strategies suitable for ROTH IRA
+    3. Both agents should ensure advice is tax-aware and compliant with retirement account regulations
+    4. Focus on practical, actionable steps the user can take

examples/onboard/onboard-basic.py

@@ -0,0 +1,37 @@
+import os
+
+from dotenv import load_dotenv
+from loguru import logger
+from swarm_models import OpenAIChat
+
+from swarms.agents.create_agents_from_yaml import (
+    create_agents_from_yaml,
+)
+
+# Load environment variables
+load_dotenv()
+
+# Path to your YAML file
+yaml_file = "agents.yaml"
+
+# Get the OpenAI API key from the environment variable
+api_key = os.getenv("OPENAI_API_KEY")
+
+# Create an instance of the OpenAIChat class
+model = OpenAIChat(
+    openai_api_key=api_key, model_name="gpt-4o-mini", temperature=0.1
+)
+
+print(model)
+
+try:
+    # Create agents and run tasks (using 'both' to return agents and task results)
+    task_results = create_agents_from_yaml(
+        model=model, yaml_file=yaml_file, return_type="agents"
+    )
+
+    print(task_results)
+    logger.info(f"Results from agents: {task_results}")
+except Exception as e:
+    logger.error(f"An error occurred: {e}")
+    print(e)

swarms/agents/create_agents_from_yaml.py

@@ -178,21 +178,38 @@ def create_agents_from_yaml(
     swarm_router = None
 
     try:
+        logger.info("Starting agent creation process...")
+        
         # Load and validate configuration
+        if yaml_file:
+            logger.info(f"Loading configuration from {yaml_file}")
         config = load_yaml_safely(yaml_file, yaml_string)
         
+        if not config.get("agents"):
+            raise ValueError(
+                "No agents defined in the YAML configuration. "
+                "Please add at least one agent under the 'agents' section."
+            )
+            
+        logger.info(f"Found {len(config['agents'])} agent(s) to create")
+
         # Create agents with retry logic
-        for agent_config in config["agents"]:
+        for idx, agent_config in enumerate(config["agents"], 1):
+            if not agent_config.get("agent_name"):
+                agent_config["agent_name"] = f"Agent_{idx}"
+                
             logger.info(
-                f"Creating agent: {agent_config['agent_name']}"
+                f"Creating agent {idx}/{len(config['agents'])}: {agent_config['agent_name']}"
             )
 
             if "model_name" in agent_config:
+                logger.info(f"Using specified model: {agent_config['model_name']}")
                 model_instance = LiteLLM(
                     model_name=agent_config["model_name"]
                 )
             else:
-                model_name = "gpt-4o"
+                model_name = "gpt-4"
+                logger.info(f"No model specified, using default: {model_name}")
                 model_instance = LiteLLM(model_name=model_name)
 
             agent = create_agent_with_retry(
@@ -203,12 +220,29 @@ def create_agents_from_yaml(
             )
             agents.append(agent)
 
+        logger.info(f"Successfully created {len(agents)} agent(s)")
+
         # Create SwarmRouter if specified
         if "swarm_architecture" in config:
+            logger.info("Setting up swarm architecture...")
             try:
+                if not isinstance(config["swarm_architecture"], dict):
+                    raise ValueError(
+                        "swarm_architecture must be a dictionary containing swarm configuration"
+                    )
+                
+                required_fields = {"name", "description", "swarm_type"}
+                missing_fields = required_fields - set(config["swarm_architecture"].keys())
+                if missing_fields:
+                    raise ValueError(
+                        f"SwarmRouter creation failed: Missing required fields in swarm_architecture: {', '.join(missing_fields)}"
+                    )
+
                 swarm_config = SwarmConfig(
                     **config["swarm_architecture"]
                 )
+                
+                logger.info(f"Creating SwarmRouter with type: {swarm_config.swarm_type}")
                 swarm_router = SwarmRouter(
                     name=swarm_config.name,
                     description=swarm_config.description,
@@ -226,8 +260,14 @@ def create_agents_from_yaml(
                 )
             except Exception as e:
                 logger.error(f"Error creating SwarmRouter: {str(e)}")
+                if "swarm_type" in str(e) and "valid_types" in str(e):
+                    raise ValueError(
+                        "Invalid swarm_type. Must be one of: SequentialWorkflow, ConcurrentWorkflow, "
+                        "AgentRearrange, MixtureOfAgents, or auto"
+                    )
                 raise ValueError(
-                    f"Failed to create SwarmRouter: {str(e)}"
+                    f"Failed to create SwarmRouter: {str(e)}. Make sure your YAML file "
+                    "has a valid swarm_architecture section with required fields."
                 )
 
         # Handle return types with improved error checking
@@ -244,12 +284,29 @@ def create_agents_from_yaml(
                 f"Invalid return_type. Must be one of: {valid_return_types}"
             )
 
-        if return_type == "run_swarm" or "swarm":
+        logger.info(f"Processing with return type: {return_type}")
+
+        if return_type in ("run_swarm", "swarm"):
             if not swarm_router:
+                if "swarm_architecture" not in config:
+                    raise ValueError(
+                        "Cannot run swarm: No swarm_architecture section found in YAML configuration.\n"
+                        "Please add a swarm_architecture section with:\n"
+                        "  - name: your_swarm_name\n"
+                        "  - description: your_swarm_description\n"
+                        "  - swarm_type: one of [SequentialWorkflow, ConcurrentWorkflow, AgentRearrange, MixtureOfAgents, auto]\n"
+                        "  - task: your_task_description"
+                    )
                 raise ValueError(
-                    "Cannot run swarm: SwarmRouter not created."
+                    "Cannot run swarm: SwarmRouter creation failed. Check the previous error messages."
                 )
             try:
+                if not config["swarm_architecture"].get("task"):
+                    raise ValueError(
+                        "No task specified in swarm_architecture. Please add a 'task' field "
+                        "to define what the swarm should do."
+                    )
+                logger.info(f"Running swarm with task: {config['swarm_architecture']['task']}")
                 return swarm_router.run(
                     config["swarm_architecture"]["task"]
                 )
@@ -259,30 +316,33 @@ def create_agents_from_yaml(
 
         # Return appropriate type based on configuration
         if return_type == "auto":
-            return (
+            result = (
                 swarm_router
                 if swarm_router
                 else (agents[0] if len(agents) == 1 else agents)
             )
         elif return_type == "swarm":
-            return (
+            result = (
                 swarm_router
                 if swarm_router
                 else (agents[0] if len(agents) == 1 else agents)
             )
         elif return_type == "agents":
-            return agents[0] if len(agents) == 1 else agents
+            result = agents[0] if len(agents) == 1 else agents
         elif return_type == "both":
-            return (
+            result = (
-                swarm_router
+                (swarm_router if swarm_router else agents[0] if len(agents) == 1 else agents),
-                if swarm_router
+                agents
-                else agents[0] if len(agents) == 1 else agents
+            )
-            ), agents
         elif return_type == "tasks":
-            return task_results
+            result = task_results
+
+        logger.info("Process completed successfully")
+        return result
 
     except Exception as e:
         logger.error(
-            f"Critical error in create_agents_from_yaml: {str(e)}"
+            f"Critical error in create_agents_from_yaml: {str(e)}\n"
+            "Please check your YAML configuration and try again."
         )
         raise

swarms/cli/main.py

@@ -276,8 +276,86 @@ def main():
             elif args.command == "check-login":
                 check_login()
             elif args.command == "run-agents":
-                create_agents_from_yaml(
+                try:
-                    yaml_file=args.yaml_file, return_type="tasks"
+                    console.print(f"[yellow]Loading agents from {args.yaml_file}...[/yellow]")
+                    
+                    if not os.path.exists(args.yaml_file):
+                        raise FileNotFoundError(
+                            f"YAML file not found: {args.yaml_file}\n"
+                            "Please make sure the file exists and you're in the correct directory."
+                        )
+                    
+                    # Create progress display
+                    progress = Progress(
+                        SpinnerColumn(),
+                        TextColumn("[progress.description]{task.description}"),
+                        console=console,
+                    )
+                    
+                    with progress:
+                        # Add initial task
+                        init_task = progress.add_task("Initializing...", total=None)
+                        
+                        # Load and validate YAML
+                        progress.update(init_task, description="Loading YAML configuration...")
+                        
+                        # Create agents
+                        progress.update(init_task, description="Creating agents...")
+                        result = create_agents_from_yaml(
+                            yaml_file=args.yaml_file,
+                            return_type="run_swarm"
+                        )
+                        
+                        # Update progress on completion
+                        progress.update(init_task, description="Processing complete!", completed=True)
+                    
+                    if result:
+                        # Format and display the results
+                        if isinstance(result, str):
+                            console.print("\n[bold green]Results:[/bold green]")
+                            console.print(Panel(result, title="Agent Output", border_style="green"))
+                        elif isinstance(result, dict):
+                            console.print("\n[bold green]Results:[/bold green]")
+                            for key, value in result.items():
+                                console.print(f"[cyan]{key}:[/cyan] {value}")
+                        else:
+                            console.print("[green]✓ Agents completed their tasks successfully![/green]")
+                    else:
+                        console.print("[yellow]⚠ Agents completed but returned no results.[/yellow]")
+                        
+                except FileNotFoundError as e:
+                    show_error("File Error", str(e))
+                except ValueError as e:
+                    show_error(
+                        "Configuration Error",
+                        str(e) + "\n\nPlease check your agents.yaml file format."
+                    )
+                except Exception as e:
+                    # Enhanced error handling
+                    error_msg = str(e)
+                    if "context_length_exceeded" in error_msg:
+                        show_error(
+                            "Context Length Error",
+                            "The model's context length was exceeded. Try:\n"
+                            "1. Reducing max_tokens in your YAML config\n"
+                            "2. Reducing context_length in your YAML config\n"
+                            "3. Using a model with larger context window"
+                        )
+                    elif "api_key" in error_msg.lower():
+                        show_error(
+                            "API Key Error",
+                            "There seems to be an issue with the API key. Please:\n"
+                            "1. Check if your API key is set correctly\n"
+                            "2. Verify the API key is valid\n"
+                            "3. Run 'swarms get-api-key' to get a new key"
+                        )
+                    else:
+                        show_error(
+                            "Execution Error",
+                            f"An unexpected error occurred: {error_msg}\n"
+                            "1. Check your YAML configuration\n"
+                            "2. Verify your API keys are set\n"
+                            "3. Check network connectivity"
                         )
             elif args.command == "book-call":
                 webbrowser.open(