Source code for sas.qtgui.Utilities.GenericReader

"""
Thread handler used to load data
"""
import time
from sas.sascalc.data_util.calcthread import CalcThread

[docs]class GenReader(CalcThread): """ Load a sld data given a filename """ def __init__(self, path, loader, completefn=None, updatefn=None, yieldtime=0.01, worktime=0.01 ): CalcThread.__init__(self, completefn, updatefn, yieldtime, worktime) self.path = path #Instantiate a loader self.loader = loader self.starttime = 0
[docs] def isquit(self): """ @raise KeyboardInterrupt: when the thread is interrupted """ try: CalcThread.isquit(self) except KeyboardInterrupt: raise KeyboardInterrupt
[docs] def compute(self): """ Read some data """ self.starttime = time.time() try: data = self.loader.read(self.path) self.complete(data=[data]) except: # Thread was interrupted, just proceed and re-raise. # Real code should not print, but this is an example... raise