old_contents: # coding: utf-8
  # Copyright (c) Materials Virtual Lab.
  # Distributed under the terms of the BSD License.
  
  """
  Main flask app for Flamyngo
  """
  
  import argparse
  import os
  import time
  import webbrowser
  
  
  def run_server(args):
      """
      Run server
      """
      os.environ["FLAMYNGO"] = args.config
      from flamyngo.app import app
  
      if args.browser:
          from multiprocessing import Process
  
          p = Process(
              target=app.run,
              kwargs={"debug": args.debug, "host": args.host, "port": args.port},
          )
          p.start()
          time.sleep(2)
          webbrowser.open(f"http://{args.host}:{args.port}")
          p.join()
      else:
          app.run(debug=args.debug, host=args.host, port=args.port)
  
  
  def main():
      """
      Process args
      """
      parser = argparse.ArgumentParser(
          description="""flamyngo is a basic Flask frontend for querying
          MongoDB collections.""",
          epilog="Author: Shyue Ping Ong",
      )
  
      parser.add_argument(
          "-c",
          "--config",
          dest="config",
          type=str,
          nargs="?",
          default=os.path.join(os.environ["HOME"], ".flamyngo.yaml"),
          help="YAML file where the config is stored",
      )
      parser.add_argument(
          "-b",
          "--browser",
          dest="browser",
          action="store_true",
          help="Automatically launch in browser.",
      )
      parser.add_argument(
          "-d",
          "--debug",
          dest="debug",
          action="store_true",
          help="Whether to run in debug mode.",
      )
      parser.add_argument(
          "-hh",
          "--host",
          dest="host",
          type=str,
          nargs="?",
          default="0.0.0.0",
          help="Host in which to run the server. Defaults to 0.0.0.0.",
      )
      parser.add_argument(
          "-p",
          "--port",
          dest="port",
          type=int,
          nargs="?",
          default=5000,
          help="Port in which to run the server. Defaults to 5000.",
      )
  
      args = parser.parse_args()
  
      run_server(args)
  
  
  if __name__ == "__main__":
      main()
  
new_contents: # coding: utf-8
  # Copyright (c) Materials Virtual Lab.
  # Distributed under the terms of the BSD License.
  
  """
  Main flask app for Flamyngo
  """
  
  import argparse
  import os
  import time
  import webbrowser
  
  
  def run_server(args):
      """
      Run server
      """
      os.environ["FLAMYNGO"] = args.config
      from flamyngo.app import app
  
      if args.browser:
          from multiprocessing import Process
  
          p = Process(
              target=app.run,
              kwargs={"debug": args.debug, "host": args.host, "port": args.port},
          )
          p.start()
          time.sleep(2)
          webbrowser.open(f"http://{args.host}:{args.port}")
          p.join()
      else:
          app.run(debug=args.debug, host=args.host, port=args.port)
  
  
  def main():
      """
      Process args
      """
      parser = argparse.ArgumentParser(
          description="""flamyngo is a basic Flask frontend for querying
          MongoDB collections.""",
          epilog="Author: Shyue Ping Ong",
      )
  
      parser.add_argument(
          "-c",
          "--config",
          dest="config",
          type=str,
          nargs="?",
          default=os.path.join(os.path.expanduser('~'), ".flamyngo.yaml"),
          help="YAML file where the config is stored",
      )
      parser.add_argument(
          "-b",
          "--browser",
          dest="browser",
          action="store_true",
          help="Automatically launch in browser.",
      )
      parser.add_argument(
          "-d",
          "--debug",
          dest="debug",
          action="store_true",
          help="Whether to run in debug mode.",
      )
      parser.add_argument(
          "-hh",
          "--host",
          dest="host",
          type=str,
          nargs="?",
          default="0.0.0.0",
          help="Host in which to run the server. Defaults to 0.0.0.0.",
      )
      parser.add_argument(
          "-p",
          "--port",
          dest="port",
          type=int,
          nargs="?",
          default=5000,
          help="Port in which to run the server. Defaults to 5000.",
      )
  
      args = parser.parse_args()
  
      run_server(args)
  
  
  if __name__ == "__main__":
      main()
  
subject: Fix OS dependence.