code: def analyze(context, stats):
      log.info("the daily stats:\n{}".format(get_pretty_stats(stats)))
      pass
  
file_path: catalyst/catalyst/examples/arbitrage_with_interface.py
imports: from logbook import Logger
  from catalyst.api import record, order, symbol
  from catalyst.exchange.utils.stats_utils import get_pretty_stats
  from catalyst.utils.run_algo import run_algorithm
label_desc: Use image node_id 4 for calling a global function with example usage: analyze(context, stats) without return types