def tif_bounds():
	import rasterio
	import pyproj
	import numpy as np
	filepath = 'sample_GRE.TIF'
	with rasterio.open(filepath) as src:
		utm = pyproj.Proj(src.crs)
		lonlat = pyproj.Proj(init='epsg:4326')
		east,north = pyproj.transform(lonlat,utm,lon,lat)
		row,col =src.index(east,north)
		print(row)
		print(col)
		return row,col