/usr/lib/python3/dist-packages/drslib/mapfile.py is in python3-drslib 0.3.0a3-5.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | # BSD Licence
# Copyright (c) 2011, Science & Technology Facilities Council (STFC)
# All rights reserved.
#
# See the LICENSE file in the source distribution of this software for
# the full license text.
"""
Generate mapfiles from streams of DRS objects
"""
from __future__ import print_function
#!TODO: check againsts similar code in datanode_admin and merge
import stat, os
def drs_to_id(drs):
"""
Returns an esgpublish id for this drs object.
The esgpublish id is a '.'-separated sequence of DRS components
from the activity to realm level.
"""
return '.'.join([drs.activity,
drs.product,
drs.institute,
drs.model,
drs.experiment,
drs.frequency,
drs.realm,
drs.table,
'r%di%dp%d' % drs.ensemble])
#!TODO: add callout to get parameters like checksum.
def write_mapfile(stream, fh):
"""
Write an esgpublish mapfile from a stream of tuples (filepath, drs).
"""
for path, drs in stream:
file_stat = os.stat(path)
size = file_stat[stat.ST_SIZE]
mtime = file_stat[stat.ST_MTIME]
print(' | '.join([drs_to_id(drs), path, str(size), "mod_time=%f"%float(mtime)]), file=fh)
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