diff options
Diffstat (limited to 'pyparallel/parallel/parallelppdev.py')
| -rw-r--r-- | pyparallel/parallel/parallelppdev.py | 22 |
1 files changed, 6 insertions, 16 deletions
diff --git a/pyparallel/parallel/parallelppdev.py b/pyparallel/parallel/parallelppdev.py index d600c4a..18cc54c 100644 --- a/pyparallel/parallel/parallelppdev.py +++ b/pyparallel/parallel/parallelppdev.py @@ -183,21 +183,15 @@ class Parallel: self.device = port else: self.device = "/dev/parport%d" % port - self._fd = None self._fd = os.open(self.device, os.O_RDWR) - try: - self.PPEXCL() - self.PPCLAIM() - self.setDataDir(1) - self.setData(0) - except IOError: - os.close(self._fd) - self._fd = None - raise + self.PPEXCL() + self.PPCLAIM() + self.setDataDir(1) + self.setData(0) def __del__(self): + self.PPRELEASE() if self._fd is not None: - self.PPRELEASE() os.close(self._fd) def timevalToFloat(self, timeval): @@ -567,12 +561,8 @@ class Parallel: """Sets the states of the data bus line drivers (pins 2-9)""" self._data=d return self.PPWDATA(d) - - def getData(self): - """Gets the states of the data bus line (pin 2-9)""" - return self.PPRDATA() - # status lines + #status lines def getInError(self): """Returns the level on the nFault pin (15)""" return (self.PPRSTATUS() & PARPORT_STATUS_ERROR) != 0 |