101                 except KeyError:

   101                 except KeyError:

   102                     return

   102                     return

   103             self.free_index(session.session_index)

   103             self.free_index(session.session_index)

   104             self.session_count -= 1

   104             self.session_count -= 1

   105         session.kill()

   105         session.kill()

   107     def close_all(self):

   107     def close_all(self):

   108         for session in self.iter_sessions():

   108         for session in self.iter_sessions():

   109             self.unregister(session)

   109             self.unregister(session)

   111     def iter_sessions(self):

   111     def iter_sessions(self):

   112         with self.lock:

   112         with self.lock:

   113             lst = list(self.multiclient_sessions)

   113             lst = list(self.multiclient_sessions)

   114             if self.watchdog_session is not None:

   114             if self.watchdog_session is not None:

   115                 lst = [self.watchdog_session]+lst

   115                 lst = [self.watchdog_session]+lst

   245     res = 0

   245     res = 0

   246     finished = False

   246     finished = False

   247     while not(finished):

   247     while not(finished):

   248         svghmi_wait()

   248         svghmi_wait()

   249         for svghmi_session in svghmi_session_manager.iter_sessions():

   249         for svghmi_session in svghmi_session_manager.iter_sessions():

   252             res = svghmi_send_collect(

   250             res = svghmi_send_collect(

   253                 svghmi_session.session_index,

   251                 svghmi_session.session_index,

   254                 ctypes.byref(size), ctypes.byref(ptr))

   252                 ctypes.byref(size), ctypes.byref(ptr))

   255             if res == 0:

   253             if res == 0:

   256                 svghmi_session.sendMessage(

   254                 svghmi_session.sendMessage(