def _read_header(self, filename):
        fp = open( filename, "r" )
        
        self.ncols      = int( fp.readline()[14:].strip() )
        self.nrows      = int( fp.readline()[14:].strip() )
        self.xllcorner  = float( fp.readline()[14:].strip() )
        self.yllcorner  = float( fp.readline()[14:].strip() )
        self.cellsize   = float( fp.readline()[14:].strip() )
        self.NODATA_value = int( fp.readline()[14:].strip() )
        self.byteorder  = "<" if fp.readline()[14:].strip()=="LSBFIRST" else ">"
        
        self.left = self.xllcorner
        self.right = self.xllcorner + (1-self.ncols)*self.cellsize
        self.bottom = self.yllcorner
        self.top = self.yllcorner + (self.nrows-1)*self.cellsize
dataset/ETHPy150Open bmander/graphserver/pygs/graphserver/ext/ned/elevation/elevation.py/GridFloat._read_header/swapped operands of `-`