proj4 = '+proj=cass +lat_0=31.7340969444444 +lon_0=35.2120805555556 +x_0=170251.555 +y_0=126867.909 +a=6378300.789 +b=6356566.435 +towgs84=-275.7224,94.7824,340.8944,-8.001,-4.42,-11.821,1 +units=m +no_defs +type=crs'
m = Map(256,256,proj4)
lyr = Layer('Name',proj4)