mirror of https://github.com/ecmwf/eccodes.git
55 lines
1.3 KiB
Python
55 lines
1.3 KiB
Python
#
|
|
# Copyright 2005-2014 ECMWF.
|
|
#
|
|
# This software is licensed under the terms of the Apache Licence Version 2.0
|
|
# which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
|
|
#
|
|
# In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
|
|
# virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
|
|
#
|
|
|
|
import traceback
|
|
import sys
|
|
|
|
from gribapi import *
|
|
|
|
INPUT='../../data/tigge/tigge_ecmf_pl_t.grib'
|
|
OUTPUT='out.grib'
|
|
VERBOSE=1 # verbose error reporting
|
|
|
|
def example():
|
|
fin = open(INPUT)
|
|
fout = open(OUTPUT,'w')
|
|
|
|
gid = grib_new_from_file(fin)
|
|
|
|
grib_set_long(gid, "scaledValueOfFirstFixedSurface", 15);
|
|
grib_set_long(gid, "scaleFactorOfFirstFixedSurface", 1)
|
|
level=grib_get_double(gid, "level")
|
|
assert( level == 1.5 )
|
|
|
|
# set type of level to surface
|
|
grib_set(gid,'typeOfFirstFixedSurface','sfc')
|
|
grib_set_missing(gid,'scaleFactorOfFirstFixedSurface')
|
|
grib_set_missing(gid,'scaledValueOfFirstFixedSurface')
|
|
|
|
grib_write(gid,fout)
|
|
|
|
grib_release(gid)
|
|
fin.close()
|
|
fout.close()
|
|
|
|
def main():
|
|
try:
|
|
example()
|
|
except GribInternalError,err:
|
|
if VERBOSE:
|
|
traceback.print_exc(file=sys.stderr)
|
|
else:
|
|
print >>sys.stderr,err.msg
|
|
|
|
return 1
|
|
|
|
if __name__ == "__main__":
|
|
sys.exit(main())
|