frappy.client.interactive: bug fixes

- correct behaviour with the following untypical message sequence:
  - send change target
  - receive status idle
  - receive status busy
  - receive changed target

- add 'exception' to Logger

Change-Id: I614b2a2c2e09ef1b43544838ccb2fa43357dd50d
Reviewed-on: https://forge.frm2.tum.de/review/c/secop/frappy/+/31632
Tested-by: Jenkins Automated Tests <pedersen+jenkins@frm2.tum.de>
Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>
Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>
This commit is contained in:
zolliker 2023-07-10 18:36:02 +02:00
parent e866ae7034
commit a7cbb35455

View File

@ -28,8 +28,8 @@ import code
import signal
import os
import traceback
import threading
from os.path import expanduser
from queue import Queue
from frappy.client import SecopClient
from frappy.errors import SECoPError
from frappy.datatypes import get_datatype, StatusType
@ -66,7 +66,7 @@ class Logger:
def __init__(self, loglevel='info'):
func = self.noop
for lev in 'debug', 'info', 'warning', 'error':
for lev in 'debug', 'info', 'warning', 'error', 'exception':
if lev == loglevel:
func = self.emit
setattr(self, lev, func)
@ -120,7 +120,8 @@ class Module:
else:
self._watched_params = {'value', 'status'}
self._log_level = 'info'
self._running = None
self._is_driving = False
self._driving_event = threading.Event()
self._status = None
props = secnode.modules[name]['properties']
self._title = f"# {props.get('implementation', '')} ({(props.get('interface_classes') or ['Module'])[0]})"
@ -139,13 +140,9 @@ class Module:
return self.status[0] // 100 == StatusType.BUSY // 100
def _status_value_update(self, m, p, status, t, e):
if self._running:
try:
self._running.put(True)
if self._running and not self._isBusy():
self._running.put(False)
except TypeError: # may happen when _running is removed during above lines
pass
if self._is_driving and not self._isBusy():
self._is_driving = False
self._driving_event.set()
def _watch_parameter(self, m, pname, *args, forced=False, mininterval=0):
"""show parameter update"""
@ -215,15 +212,17 @@ class Module:
def __call__(self, target=None):
if target is None:
return self.read()
self.target = target # this sets self._running
self.target = target # this sets self._is_driving
type(self).value.prev = None # show at least one value
try:
while self._running.get():
while self._is_driving:
self._driving_event.wait()
self._watch_parameter(self._name, 'value', mininterval=self._secnode.mininterval)
self._watch_parameter(self._name, 'status')
self._driving_event.clear()
except KeyboardInterrupt:
self.stop()
self._secnode.log.info('-- interrupted --')
self._running = None
self._watch_parameter(self._name, 'status')
self._secnode.readParameter(self._name, 'value')
self._watch_parameter(self._name, 'value', forced=True)
@ -269,10 +268,10 @@ class Param:
return self.format(value)
def __set__(self, obj, value):
if self.name == 'target':
obj._running = Queue()
try:
obj._secnode.setParameter(obj._name, self.name, value)
if self.name == 'target':
obj._is_driving = obj._isBusy()
return
except SECoPError as e:
clientenv.raise_with_short_traceback(e)