old_contents: from pinkfish.fetch import fetch_timeseries, select_tradeperiod, clear_timeseries
  from pinkfish.trade import TradeLog, TradeState, DailyBal
  from pinkfish.statistics import (stats, currency,
      summary, summary2, summary3, summary4, summary5)
  from pinkfish.benchmark import Benchmark
  from pinkfish.plot import plot_equity_curve, plot_trades, plot_bar_graph
  from pinkfish.indicator import CROSSOVER
  from pinkfish.utility import print_full, read_config
  
new_contents: from .fetch import (
      fetch_timeseries,
      select_tradeperiod,
      clear_timeseries
  )
  
  from .trade import (
      TradeLog,
      TradeState,
      DailyBal
  )
  
  from .statistics import (
      stats,
      currency,
      summary,
      summary2,
      summary3,
      summary4,
      summary5
  )
  
  from .benchmark import (
      Benchmark
  )
  
  from .plot import (
      plot_equity_curve,
      plot_trades,
      plot_bar_graph
  )
  
  from .indicator import (
      CROSSOVER
  )
  
  from .utility import (
      print_full,
      read_config
  )
  
  
subject: change format