87 lines
2.9 KiB
Python
87 lines
2.9 KiB
Python
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#!/usr/bin/env python3
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#Cunren Liang, 05-MAR-2020
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import os
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import sys
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import glob
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import zipfile
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import argparse
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import datetime
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import numpy as np
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import xml.etree.ElementTree as ET
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def cmdLineParse():
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'''
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Command line parser.
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'''
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parser = argparse.ArgumentParser(description='prepare alos2App.py OR alos2burstApp.py input files')
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parser.add_argument('-dir', dest='dir', type=str, required=True,
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help = 'directory containing the alos-2 data directories [data dir format: YYMMDD]')
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parser.add_argument('-xml', dest='xml', type=str, required=True,
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help = 'example alos2App.py input file')
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parser.add_argument('-num', dest='num', type=int, default=3,
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help = 'number of pairs for each acquistion. default: 3')
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parser.add_argument('-yr', dest='yr', type=float, default=1.0,
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help = 'time span threshhold. default: 1.0 year')
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if len(sys.argv) <= 1:
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print('')
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parser.print_help()
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sys.exit(1)
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else:
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return parser.parse_args()
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if __name__ == '__main__':
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inps = cmdLineParse()
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dates = sorted(glob.glob(os.path.join(inps.dir, '*')))
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dates = sorted([os.path.basename(x) for x in dates])
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#for x in dates:
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# print(x)
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#read standard configurations
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tree = ET.parse(inps.xml)
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root = tree.getroot()
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ndate = len(dates)
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datefmt = "%y%m%d"
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pairs_created = []
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pairs_not_created = []
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for i in range(ndate):
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mdate = dates[i]
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mtime = datetime.datetime.strptime(mdate, datefmt)
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for j in range(inps.num):
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if i+j+1 <= ndate - 1:
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sdate = dates[i+j+1]
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stime = datetime.datetime.strptime(sdate, datefmt)
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pair = mdate + '-' + sdate
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if np.absolute((stime - mtime).total_seconds()) < inps.yr * 365.0 * 24.0 * 3600:
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pairs_created.append(pair)
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print('creating pair: {}'.format(pair))
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#create pair dir
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if not os.path.exists(pair):
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os.makedirs(pair)
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#create xml
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safe = root.find("component/property[@name='master directory']")
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safe.text = '{}'.format(os.path.join(inps.dir, mdate))
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safe = root.find("component/property[@name='slave directory']")
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safe.text = '{}'.format(os.path.join(inps.dir, sdate))
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tree.write(os.path.join(pair, 'alos2App.xml'))
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else:
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pairs_not_created.append(pair)
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print('total number of pairs created: {}'.format(len(pairs_created)))
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if pairs_not_created != []:
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print('\nthe following pairs are not created because their time spans >= {} years'.format(inps.yr))
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for x in pairs_not_created:
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print(x)
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print('total number of pairs not created: {}'.format(len(pairs_not_created)))
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else:
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print('\nall possible pairs are created')
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