proj4 = '+proj=tmerc +lat_0=0 +lon_0=37 +k=0.9998 +x_0=500000 +y_0=-3000000 +ellps=intl +towgs84=-116.641,-56.931,-110.559,0.893,0.921,-0.917,-3.52 +units=m +no_defs +type=crs'
m = Map(256,256,proj4)
lyr = Layer('Name',proj4)