def allcells(self):
        self.fp.seek(0)
        return struct.unpack( (self.byteorder, self.nrows*self.ncols)%"%s%df", self.fp.read())
dataset/ETHPy150Open bmander/graphserver/pygs/graphserver/ext/ned/elevation/elevation.py/GridFloat.allcells/swapped operands of `%`