feat: Support list of YAML files for agents_config and tasks_config in CrewBase

Co-Authored-By: Joe Moura <joao@crewai.com>

tests/config/multi/agents1.yaml

@@ -0,0 +1,5 @@
+test_agent1:
+  role: Test Agent 1
+  goal: Test Goal 1
+  backstory: Test Backstory 1
+  verbose: true

tests/config/multi/agents2.yaml

@@ -0,0 +1,8 @@
+test_agent1:
+  role: Updated Test Agent 1
+  goal: Updated Test Goal 1
+test_agent2:
+  role: Test Agent 2
+  goal: Test Goal 2
+  backstory: Test Backstory 2
+  verbose: true

tests/config/multi/tasks1.yaml

@@ -0,0 +1,4 @@
+test_task1:
+  description: Test Description 1
+  expected_output: Test Output 1
+  agent: test_agent1

tests/config/multi/tasks2.yaml

@@ -0,0 +1,6 @@
+test_task1:
+  description: Updated Test Description 1
+test_task2:
+  description: Test Description 2
+  expected_output: Test Output 2
+  agent: test_agent2

tests/project_test.py

@@ -184,3 +184,68 @@ def test_multiple_before_after_kickoff():
     assert "plants" in result.raw, "First before_kickoff not executed"
     assert "processed first" in result.raw, "First after_kickoff not executed"
     assert "processed second" in result.raw, "Second after_kickoff not executed"
+
+
+@pytest.mark.vcr(filter_headers=["authorization"])
+def test_multiple_yaml_configs():
+    @CrewBase
+    class MultiConfigCrew:
+        agents_config = ["config/multi/agents1.yaml", "config/multi/agents2.yaml"]
+        tasks_config = ["config/multi/tasks1.yaml", "config/multi/tasks2.yaml"]
+
+        @agent
+        def test_agent1(self):
+            return Agent(config=self.agents_config["test_agent1"])
+
+        @agent
+        def test_agent2(self):
+            return Agent(config=self.agents_config["test_agent2"])
+
+        @task
+        def test_task1(self):
+            task_config = self.tasks_config["test_task1"].copy()
+            if isinstance(task_config.get("agent"), str):
+                agent_name = task_config.pop("agent")
+                if hasattr(self, agent_name):
+                    task_config["agent"] = getattr(self, agent_name)()
+            return Task(config=task_config)
+
+        @task
+        def test_task2(self):
+            task_config = self.tasks_config["test_task2"].copy()
+            if isinstance(task_config.get("agent"), str):
+                agent_name = task_config.pop("agent")
+                if hasattr(self, agent_name):
+                    task_config["agent"] = getattr(self, agent_name)()
+            return Task(config=task_config)
+
+        @crew
+        def crew(self):
+            return Crew(agents=self.agents, tasks=self.tasks, verbose=True)
+
+    crew = MultiConfigCrew()
+    
+    assert "test_agent1" in crew.agents_config
+    assert "test_agent2" in crew.agents_config
+    
+    assert crew.agents_config["test_agent1"]["role"] == "Updated Test Agent 1"
+    assert crew.agents_config["test_agent1"]["goal"] == "Updated Test Goal 1"
+    assert crew.agents_config["test_agent1"]["backstory"] == "Test Backstory 1"
+    assert crew.agents_config["test_agent1"]["verbose"] is True
+    
+    assert "test_task1" in crew.tasks_config
+    assert "test_task2" in crew.tasks_config
+    
+    assert crew.tasks_config["test_task1"]["description"] == "Updated Test Description 1"
+    assert crew.tasks_config["test_task1"]["expected_output"] == "Test Output 1"
+    assert crew.tasks_config["test_task1"]["agent"].role == "Updated Test Agent 1"
+
+    agent1 = crew.test_agent1()
+    agent2 = crew.test_agent2()
+    task1 = crew.test_task1()
+    task2 = crew.test_task2()
+    
+    assert agent1.role == "Updated Test Agent 1"
+    assert agent2.role == "Test Agent 2"
+    assert task1.description == "Updated Test Description 1"
+    assert task2.description == "Test Description 2"