code: def qemu_path(self, qemu_path):
          
  
          if qemu_path and os.pathsep not in qemu_path:
              if sys.platform.startswith("win") and ".exe" not in qemu_path.lower():
                  qemu_path += "w.exe"
              new_qemu_path = shutil.which(qemu_path, path=os.pathsep.join(self._manager.paths_list()))
              if new_qemu_path is None:
                  raise QemuError("QEMU binary path {} is not found in the path".format(qemu_path))
              qemu_path = new_qemu_path
  
          self._check_qemu_path(qemu_path)
          self._qemu_path = qemu_path
          self._platform = os.path.basename(qemu_path)
          if self._platform == "qemu-kvm":
              self._platform = "x86_64"
          else:
              qemu_bin = os.path.basename(qemu_path)
              qemu_bin = re.sub(r'(w)?\.(exe|EXE)$', '', qemu_bin)
              # Old version of GNS3 provide a binary named qemu.exe
              if qemu_bin == "qemu":
                  self._platform = "i386"
              else:
                  self._platform = re.sub(r'^qemu-system-(.*)$', r'\1', qemu_bin, re.IGNORECASE)
          if self._platform.split(".")[0] not in QEMU_PLATFORMS:
              raise QemuError("Platform {} is unknown".format(self._platform))
          log.info('QEMU VM "{name}" [{id}] has set the QEMU path to {qemu_path}'.format(name=self._name,
                                                                                         id=self._id,
                                                                                         qemu_path=qemu_path))
docs: Sets the QEMU binary path this QEMU VM.
  
          :param qemu_path: QEMU path