crossing number.py error

[shivaprashanth27]

@hi sir i just excute your code sir..but i have some errors sir

please fix it sir...these are following errors sir. SyntaxError: invalid syntax 1.>>> crossing_number.py Traceback (most recent call last): File "", line 1, in NameError: name 'crossing_number' is not defined

2.usage: crossing_number.py [-h] image crossing_number.py: error: too few arguments

Traceback (most recent call last): File "C:\Users\PRADEEP-PC\Desktop\resource\biometrics-master\crossing_number.py", line 51, in args = parser.parse_args() File "C:\Python27\lib\argparse.py", line 1656, in parse_args args, argv = self.parse_known_args(args, namespace) File "C:\Python27\lib\argparse.py", line 1688, in parse_known_args return self._parse_known_args(args, namespace) File "C:\Python27\lib\argparse.py", line 1901, in _parse_knownargs self.error(('too few arguments')) File "C:\Python27\lib\argparse.py", line 2311, in error self.exit(2, _('%s: error: %s\n') % (self.prog, message)) File "C:\Python27\lib\argparse.py", line 2299, in exit _sys.exit(status) SystemExit: 2