mirror of https://github.com/ecmwf/eccodes.git
92 lines
3.1 KiB
Python
92 lines
3.1 KiB
Python
# (C) Copyright 2005- ECMWF.
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#
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# This software is licensed under the terms of the Apache Licence Version 2.0
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# which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
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#
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# In applying this licence, ECMWF does not waive the privileges and immunities
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# granted to it by virtue of its status as an intergovernmental organisation
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# nor does it submit to any jurisdiction.
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#
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# Python implementation: bufr_copy_data
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#
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# Description: How to copy all the values in the data section that are present in the same
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# position in the data tree and with the same number of values to the output handle
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#
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import sys
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import traceback
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from eccodes import *
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VERBOSE = 1 # verbose error reporting
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def example(input_filename, output_filename):
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ibufr = codes_new_from_samples('BUFR3', CODES_PRODUCT_BUFR)
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f = open(input_filename, 'rb')
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ibufrin = codes_bufr_new_from_file(f)
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ivalues = (
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 0, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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1, 1, 1, 1, 1, 1, 1, 1, 0)
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codes_set_array(ibufr, 'inputDataPresentIndicator', ivalues)
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codes_set(ibufr, 'edition', 3)
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codes_set(ibufr, 'masterTableNumber', 0)
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codes_set(ibufr, 'bufrHeaderSubCentre', 0)
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codes_set(ibufr, 'bufrHeaderCentre', 98)
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codes_set(ibufr, 'updateSequenceNumber', 1)
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codes_set(ibufr, 'dataCategory', 0)
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codes_set(ibufr, 'dataSubCategory', 140)
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codes_set(ibufr, 'masterTablesVersionNumber', 13)
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codes_set(ibufr, 'localTablesVersionNumber', 1)
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codes_set(ibufr, 'typicalYearOfCentury', 15)
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codes_set(ibufr, 'typicalMonth', 5)
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codes_set(ibufr, 'typicalDay', 4)
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codes_set(ibufr, 'typicalHour', 9)
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codes_set(ibufr, 'typicalMinute', 30)
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codes_set(ibufr, 'numberOfSubsets', 1)
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codes_set(ibufr, 'observedData', 1)
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codes_set(ibufr, 'compressedData', 0)
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ivalues = (
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307011, 7006, 10004, 222000, 101023, 31031, 1031, 1032, 101023, 33007,
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225000, 236000, 101023, 31031, 1031, 1032, 8024, 101001, 225255, 225000,
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236000, 101023, 31031, 1031, 1032, 8024, 101001, 225255,
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1063, 2001, 4001, 4002, 4003, 4004, 4005, 5002,
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6002, 7001, 7006, 11001, 11016, 11017, 11002)
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codes_set_array(ibufr, 'unexpandedDescriptors', ivalues)
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codes_set(ibufrin, 'unpack', 1)
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codes_bufr_copy_data(ibufrin, ibufr) # Copy data across
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with open(output_filename, 'wb') as outfile:
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codes_write(ibufr, outfile)
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codes_release(ibufr)
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codes_release(ibufrin)
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def main():
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if len(sys.argv) < 3:
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print('Usage: ', sys.argv[0], ' bufr_in bufr_out', file=sys.stderr)
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sys.exit(1)
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input_filename = sys.argv[1]
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output_filename = sys.argv[2]
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try:
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example(input_filename, output_filename)
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except CodesInternalError as err:
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if VERBOSE:
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traceback.print_exc(file=sys.stderr)
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else:
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sys.stderr.write(err.msg + '\n')
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return 1
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if __name__ == "__main__":
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sys.exit(main())
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