# Define sector mappings
sect_map = {'COST': 'Consumer Goods',
            'INTC': 'Technology', 
            'CERN': 'Healthcare', 
            'GPS': 'Technology',
            'MMM': 'Construction', 
            'DELL': 'Technology', 
            'AMD': 'Technology'}

# Create sector exposure tear sheet
pf.create_position_tear_sheet(returns, positions, sector_mappings=sect_map)
display_tear_sheet()
