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32 lines
1.0 KiB
32 lines
1.0 KiB
#!/usr/bin/env python
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from __future__ import print_function
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from argparse import ArgumentParser
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import json, sys, re
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from common import *
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"""
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Extract and output selected fields of metadata
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"""
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def main (args):
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p = ArgumentParser("extract & display meta data from a specific .meta.json file, or for a given padid (nb: it still looks for a .meta.json file)")
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p.add_argument("--path", default=None, help="read from a meta.json file")
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p.add_argument("--padid", default=None, help="read meta for this padid")
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p.add_argument("--format", default="{padid}", help="format str, default: {padid}")
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args = p.parse_args(args)
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path = args.path
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if not path and args.padid:
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path = padpath(args.padid) + ".meta.json"
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if not path:
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print ("Must specify either --path or --padid")
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sys.exit(-1)
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with open(path) as f:
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meta = json.load(f)
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formatstr = args.format.decode("utf-8")
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formatstr = re.sub(ur"{(\w+)}", r"{0[\1]}", formatstr)
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print (formatstr.format(meta).encode("utf-8"))
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