Create utils/__init__.py

utils/__init__.py

@@ -0,0 +1,21 @@
+"""
+Pharmaceutical Analytics Utilities Package
+
+This package contains utility functions for database connectivity,
+visualization, and LLM API interactions.
+
+Modules:
+- db_utils: Database connection and query utilities
+- visualization: Common visualization components and helpers
+- llm_utils: Utilities for interacting with LLM APIs
+"""
+
+from .db_utils import create_connection, execute_query, fetch_data
+from .visualization import create_trend_chart, create_comparison_chart, create_heatmap
+from .llm_utils import call_claude_api, extract_json, extract_code
+
+__all__ = [
+    'create_connection', 'execute_query', 'fetch_data',
+    'create_trend_chart', 'create_comparison_chart', 'create_heatmap',
+    'call_claude_api', 'extract_json', 'extract_code'
+]