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! (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.
!
!
program keys_iterator_skip
use eccodes
implicit none
character(len=20) :: name_space
integer :: kiter, ifile, igrib, iret
character(len=256) :: key
character(len=256) :: value
character(len=512) :: all1
integer :: grib_count = 0
call codes_open_file(ifile, &
'../../data/regular_latlon_surface.grib1', 'r')
! Loop on all the messages in a file
do while (.true.)
call codes_grib_new_from_file(ifile, igrib, iret)
if (iret == CODES_END_OF_FILE) exit
grib_count = grib_count + 1
write (*, *) '-- GRIB N. ', grib_count, ' --'
! Choose a namespace. E.g. "ls", "time", "parameter", "geography", "statistics"
name_space = 'ls'
call codes_keys_iterator_new(igrib, kiter, name_space)
call codes_skip_computed(kiter)
call codes_skip_coded(kiter)
call codes_skip_duplicates(kiter)
call codes_skip_read_only(kiter)
call codes_skip_function(kiter)
call codes_skip_edition_specific(kiter)
do
call codes_keys_iterator_next(kiter, iret)
if (iret .ne. CODES_SUCCESS) exit ! Terminate the loop
! All keys should be skipped so should not get here
call codes_check(CODES_INTERNAL_ERROR, 'Error', 'iterator next should have failed')
!call codes_keys_iterator_get_name(kiter, key)
!call codes_get(igrib, trim(key), value)
!all1 = trim(key)//' = '//trim(value)
!write (*, *) trim(all1)
end do
call codes_keys_iterator_delete(kiter)
call codes_release(igrib)
end do
call codes_close_file(ifile)
end program keys_iterator_skip
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