eccodes/examples/python/binary_message.py

55 lines
1.1 KiB
Python

#
# (C) Copyright 2005- 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 eccodes import *
VERBOSE = 1 # verbose error reporting
def example():
f = open(sys.argv[1], 'rb')
fout = open(sys.argv[2], 'wb')
while 1:
gid = codes_grib_new_from_file(f)
if gid is None:
break
message = codes_get_message(gid)
newgid = codes_new_from_message(message)
codes_write(newgid, fout)
codes_release(newgid)
codes_release(gid)
fout.close()
f.close()
def main():
try:
example()
except CodesInternalError as err:
if VERBOSE:
traceback.print_exc(file=sys.stderr)
else:
sys.stderr.write(err.msg + '\n')
return 1
if __name__ == "__main__":
sys.exit(main())