#! /usr/bin/env python # use the regex module import re # read in the file # in_file = open('source').read() # or use string as input in_file = ''' <trk> <trkseg> <trkpt lat="38.8577288" lon="-9.0997973"/> <trkpt lat="38.8576367" lon="-9.1000557"/> <trkpt lat="38.8575259" lon="-9.1006374"/> </trkseg> </trk> ''' # Find matches using regex matches = re.findall('<trkpt lat="([-0-9\.]+)" lon="([-0-9\.]+)"/>', in_file) # make new file lines by combining lat and lon from matches out_lines = [lon + ',' + lat for lat, lon in matches] # convert array of strings to single string out_lines = '\n'.join(out_lines) print out_lines # output to new file # open('dest', 'w').write(out_lines)
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