def main():
parser = buildParser()
args = parser.parse_args()
# print(args)
if not processArgs(args):
return
if args.delete:
if args.complement:
# delete those not in src
doComplementDelete(set(args.src))
else:
# delete those in src
doDelete(set(args.src))
elif args.squeeze:
if args.complement:
doComplementSqueeze(args.src, args.rep)
else:
doSqueeze(args.src, args.rep)
else:
echoLines(-1, tillEOF=True)
def main():
parser = buildParser()
args = parser.parse_args()
# print(args)
if not processArgs(args):
return
# check if given input files
for i, f in enumerate(args.files + [sys.__stdin__]):
if i:
print()
if args.files:
if f == sys.__stdin__:
# done already
break
else:
# redirect input stream
if args.verbose or not args.quiet and len(args.files) > 1:
printHeader(f)
f = open(f, errors = 'ignore')
sys.stdin = f
# deal with options
if args.lines is not None:
if args.skipLines:
if not discardLines(args.lines - 1):
echoLines(-1, tillEOF = True)
else:
echoLines(args.lines)
elif args.chars is not None:
if args.skipChars:
# print('discard %d chars' % (args.chars - 1))
restOfLastLine, meetEOF = discardChars(args.chars - 1)
if restOfLastLine:
print(restOfLastLine, end = '')
if not meetEOF:
echoLines(-1, tillEOF = True)
else:
echoChars(args.chars)
else:
echoLines(-1, tillEOF = True)
# close file
if args.files:
f.close()
sys.stdin = sys.__stdin__
