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- #!/usr/bin/python
- # run within GRASS Spearfish session
- import os, sys
- import python_grass7 as g7lib
- if not os.environ.has_key("GISBASE"):
- print "You must be in GRASS GIS to run this program."
- sys.exit(1)
- input = 'elevation.dem'
- mapset = 'PERMANENT'
- g7lib.G_gisinit('')
- infd = g7lib.G_open_cell_old(input, mapset)
- cell = g7lib.G_allocate_cell_buf()
- rown=0
- while 1:
- myrow = g7lib.G_get_map_row_nomask(infd, cell, rown)
- print rown,myrow[0:10]
- rown = rown+1
- if rown==476:break
- g7lib.G_close_cell(infd)
- g7lib.G_free(cell)
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