from ctypes import *

extcode=CDLL('libsizifhelpers.so')


def get_scan_angle(filename):
	extcode.get_scan_angle.argtype=[c_char_p]
	extcode.get_scan_angle.restype=c_float
	return(extcode.get_scan_angle(filename.encode('ascii')))


if __name__ == "__main__":
	import sys
	print("Image is rotated by degrees: "+ str(get_scan_angle(sys.argv[1])))