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Better handling of device fails

This commit is contained in:
James Bowman 2019-03-21 18:10:49 -07:00
parent 8606daad08
commit ab1d9210f9
1 changed files with 7 additions and 4 deletions
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11
python/samples/i2cgui.py
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@ -7,11 +7,12 @@ import threading
from functools import partial from functools import partial
import serial.tools.list_ports as slp import serial.tools.list_ports as slp
import serial
import wx import wx
import wx.lib.newevent as NE import wx.lib.newevent as NE
from i2cdriver import I2CDriver import i2cdriver
PingEvent, EVT_PING = NE.NewEvent() PingEvent, EVT_PING = NE.NewEvent()
@ -216,9 +217,11 @@ class Frame(wx.Frame):
d1 = min(self.devs) d1 = min(self.devs)
try: try:
self.connect(self.devs[d1]) self.connect(self.devs[d1])
except serial.SerialException: except:
del self.devs[d1] del self.devs[d1]
d1 = None d1 = None
cb.Set(sorted(self.devs.keys()))
if d1 is not None:
cb.SetValue(d1) cb.SetValue(d1)
t = threading.Thread(target=ping_thr, args=(self, )) t = threading.Thread(target=ping_thr, args=(self, ))
@ -275,7 +278,7 @@ class Frame(wx.Frame):
return dict([d for d in seldev if d]) return dict([d for d in seldev if d])
def connect(self, dev): def connect(self, dev):
self.sd = I2CDriver(dev) self.sd = i2cdriver.I2CDriver(dev)
[w.Enable(True) for w in self.allw] [w.Enable(True) for w in self.allw]
self.refresh(None) self.refresh(None)
@ -350,6 +353,6 @@ if __name__ == '__main__':
except: except:
import sys, traceback import sys, traceback
xc = traceback.format_exception(*sys.exc_info()) xc = traceback.format_exception(*sys.exc_info())
dlg = wx.MessageDialog(None, "".join(xc), "i2cgui Error Trap", wx.OK | wx.ICON_WARNING) dlg = wx.MessageDialog(None, "".join(xc), "i2cgui Error Trap (%s)" % i2cdriver.__version__, wx.OK | wx.ICON_WARNING)
dlg.ShowModal() dlg.ShowModal()
dlg.Destroy() dlg.Destroy()