old_contents: """Start an RPC server"""
  from __future__ import absolute_import
  
  import logging
  import argparse
  import os
  import ctypes
  from ..contrib import rpc
  from .._ffi.libinfo import find_lib_path
  
  def main():
      """Main funciton"""
      parser = argparse.ArgumentParser()
      parser.add_argument('--host', type=str, default="0.0.0.0",
                          help='the hostname of the server')
      parser.add_argument('--port', type=int, default=9090,
                          help='The port of the PRC')
      parser.add_argument('--port-end', type=int, default=9199,
                          help='The end search port of the PRC')
      parser.add_argument('--with-executor', type=bool, default=False,
                          help="Whether to load executor runtime")
      parser.add_argument('--load-libary', type=str, default="",
                          help="Additional libary to load")
      args = parser.parse_args()
  
      logging.basicConfig(level=logging.INFO)
      load_libary = args.load_libary.split(":")
      curr_path = os.path.dirname(os.path.abspath(os.path.expanduser(__file__)))
      apps_path = os.path.join(curr_path, "../../../apps/graph_executor/lib/")
      libs = []
      if args.with_executor:
          load_libary += ["libtvm_graph_exec.so"]
      if load_libary:
          for file_name in args.load_libary.split(":"):
              file_name = find_lib_path(file_name, apps_path)[0]
              libs.append(ctypes.CDLL(file_name, ctypes.RTLD_GLOBAL))
              logging.info("Load additional libary %s", file_name)
  
      server = rpc.Server(args.host, args.port, args.port_end)
      server.libs += libs
      server.proc.join()
  
  if __name__ == "__main__":
      main()
  
new_contents: """Start an RPC server"""
  from __future__ import absolute_import
  
  import logging
  import argparse
  import os
  import ctypes
  from ..contrib import rpc
  from .._ffi.libinfo import find_lib_path
  
  def main():
      """Main funciton"""
      parser = argparse.ArgumentParser()
      parser.add_argument('--host', type=str, default="0.0.0.0",
                          help='the hostname of the server')
      parser.add_argument('--port', type=int, default=9090,
                          help='The port of the PRC')
      parser.add_argument('--port-end', type=int, default=9199,
                          help='The end search port of the PRC')
      parser.add_argument('--with-executor', type=bool, default=False,
                          help="Whether to load executor runtime")
      parser.add_argument('--load-library', type=str, default="",
                          help="Additional library to load")
      args = parser.parse_args()
  
      logging.basicConfig(level=logging.INFO)
      load_library = [lib for lib in args.load_library.split(":") if len(lib) != 0]
      curr_path = os.path.dirname(os.path.abspath(os.path.expanduser(__file__)))
      apps_path = os.path.join(curr_path, "../../../apps/graph_executor/lib/")
      libs = []
      if args.with_executor:
          load_library += ["libtvm_graph_exec.so"]
      for file_name in load_library:
          file_name = find_lib_path(file_name, apps_path)[0]
          libs.append(ctypes.CDLL(file_name, ctypes.RTLD_GLOBAL))
          logging.info("Load additional library %s", file_name)
  
      server = rpc.Server(args.host, args.port, args.port_end)
      server.libs += libs
      server.proc.join()
  
  if __name__ == "__main__":
      main()
  
subject: Fix bug and typo in rpc_server (#263)