code: def install(apk, opts=[]):
      
      adb_full_cmd = [v.ADB_COMMAND_PREFIX, v.ADB_COMMAND_INSTALL, _convert_opts(opts), apk]
      return _exec_command(adb_full_cmd)
docs: Install *.apk on target
      :param apk: string path to apk on host to install
      :param opts: list command options (e.g. ["-r", "-a"])
      :return: result of _exec_command() execution