fix: render agent_description in SQL prompt template

pandasai/core/prompts/templates/generate_python_code_with_sql.tmpl

@@ -1,3 +1,6 @@
+{% if context.memory.agent_description %}{{ context.memory.agent_description }}
+
+{% endif %}
 <tables>
 {% for df in context.dfs %}
 {% include 'shared/dataframe.tmpl' with context %}

tests/unit_tests/core/prompts/test_generate_python_code_with_sql_prompt.py

@@ -3,6 +3,7 @@
 import pytest
 
 from pandasai.core.prompts import GeneratePythonCodeWithSQLPrompt
+from pandasai.helpers.memory import Memory
 
 
 @pytest.fixture
@@ -17,6 +18,16 @@ def mock_context():
     return context
 
 
+@pytest.fixture
+def render_context():
+    context = Mock()
+    context.dfs = []
+    context.skills = []
+    context.config.direct_sql = True
+    context.vectorstore = None
+    return context
+
+
 def test_to_json(mock_context):
     """Test that to_json returns the expected structure with all required fields"""
     prompt = GeneratePythonCodeWithSQLPrompt(context=mock_context, output_type="code")
@@ -46,3 +57,31 @@ def test_to_json(mock_context):
         assert result["config"]["direct_sql"] is True
         assert "output_type" in result["config"]
         assert result["config"]["output_type"] == "code"
+
+
+def test_template_renders_agent_description(render_context):
+    """Test that agent_description appears in rendered template."""
+    memory = Memory(memory_size=10, agent_description="I am a helpful analytics agent")
+    memory.add("What is the average salary?", is_user=True)
+    render_context.memory = memory
+
+    prompt = GeneratePythonCodeWithSQLPrompt(
+        context=render_context, last_code_generated=None, output_type="number"
+    )
+    rendered = prompt.to_string()
+
+    assert "I am a helpful analytics agent" in rendered
+
+
+def test_template_no_description_when_none(render_context):
+    """Test that no description block when agent_description is None."""
+    memory = Memory(memory_size=10)
+    memory.add("What is the average salary?", is_user=True)
+    render_context.memory = memory
+
+    prompt = GeneratePythonCodeWithSQLPrompt(
+        context=render_context, last_code_generated=None, output_type="number"
+    )
+    rendered = prompt.to_string()
+
+    assert "I am a helpful" not in rendered