def importDips(self, fileURLsStr):
self.dipModel.reset()
for filePath in fileURLsStr:
file = QFile(QUrl(filePath).toLocalFile())
if (not file.open(QIODevice.ReadOnly)):
print("impossible to open file \" " + filePath +
" \", error is:" + file.errorString())
continue
while not file.atEnd():
line = str(file.readLine(), encoding='utf-8')
lineCells = line.split(',')
try:
float(lineCells[0])
except ValueError:
continue
dip = Dipole.initByComposent(xPos=float(lineCells[0]),
yPos=float(lineCells[1]),
zPos=float(lineCells[2]),
quaternion=anglesSphToQuaternion(
float(lineCells[3]),
float(lineCells[4])),
parent=self.dipModel)
self.dipModel.append(dip)
def testHuge(self):
handle = QFile(":manychars.txt")
handle.open(QFile.ReadOnly)
original = open(os.path.join(self.testdir, "manychars.txt"), "r")
self.assertEqual(handle.readLine(), original.readline())
def testSimple(self):
handle = QFile(":words.txt")
handle.open(QFile.ReadOnly)
original = open(os.path.join(self.testdir, "words.txt"), "r")
self.assertEqual(handle.readLine(), original.readline())
def testAlias(self):
handle = QFile(":jack")
handle.open(QFile.ReadOnly)
original = open(os.path.join(self.testdir, "shining.txt"), "r")
self.assertEqual(handle.readLine(), original.readline())
class Sender(QRunnable):
class Signals(QObject):
update_status = Signal(int)
def __init__(self,
portname: str,
filepath: str,
baudrate: int,
databits: str,
parity: str,
stopbits_: str,
flowcontrol_: str,
parent: QObject = None):
super(Sender, self).__init__(parent)
self.file = QFile(filepath)
self.errorString = 'Unknown error'
self.signals = self.Signals()
self.portname = portname
self.baudrate = baudrate
self.bytesize = bytesize.get(databits)
self.parity = parities.get(parity)
self.stopbits = stopbits.get(stopbits_)
self.flowcontrol = flowcontrol_
self.xonoff = (self.flowcontrol == 'SoftwareControl')
self.rtscts = (self.flowcontrol == 'HardwareControl')
self.port = Serial(
port=self.portname,
baudrate=self.baudrate,
parity=self.parity,
stopbits=self.stopbits,
bytesize=self.bytesize,
xonxoff=self.xonoff,
rtscts=self.rtscts,
dsrdtr=False,
timeout=None,
write_timeout=10.0 # 10s
)
self.cancelled = False
def run(self):
if not self.port.isOpen():
self.errorString = ("Could not open port %s" % self.portname)
return
self.file.open(QFile.ReadOnly)
line = self.file.readLine()
while not self.cancelled:
if self.port.write(bytes(line.data())) > 0:
print(str(line))
self.signals.update_status.emit(self.file.pos())
if not self.file.atEnd():
line = self.file.readLine()
else:
break
if self.cancelled:
self.port.reset_output_buffer()
self.port.flushOutput()
self.port.flush()
else:
self.port.flush()
self.file.close()
self.port.close()
@Slot()
def cancel(self):
self.cancelled = True