# NOT RUN {
# Example I bank share index
# load data
bank_symbol = c('601988', '601288', '601398', '601939', '601328')
bank_dat = md_stock(bank_symbol, source='163', date_range = 'max')
# creating index
bank_index = pq_index(bank_dat, x='close', w='cap_total')
# pq_plot(bank_index)
# }
# NOT RUN {
# }
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