wrongFilenames =  for i in range(0, noOfGalaxies): maskFile = GalaxyParameters.getMaskUrl(listFile, dataDir, simpleFile, i) print i, 'maskfile: ', maskFile try: f = open(maskFile) print "maskfile exists:", maskFile except IOError as e: wrongFilenames.append(maskFile)
Tuesday, April 3, 2012
Check if files in a list exist with Python
I needed to test whether a large list of galaxies have corresponding mask files in a certain directory. The tentative mask filenames were created by a code that cross-correlated internal survey galaxy IDs with their respective NED names.