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annotate datafile.py @ 37:3d2306e39700

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Move DataFile class to new file for ease of reuse.
author Daniel O'Connor <darius@dons.net.au>
date Wed, 28 Sep 2011 12:29:19 +0930
parents
children 91b476ebc0f2
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37
3d2306e39700 Move DataFile class to new file for ease of reuse.
Daniel O'Connor <darius@dons.net.au>
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1 import exceptions
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2 import numpy
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3
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4 class DataFile(object):
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5 def __init__(self, fname):
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6 f = file(fname)
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7 self.opts = {}
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8 for line in f:
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9 key, value = line.strip().split(' ', 1)
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10 if key == "XDATA":
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11 self.freqs = numpy.fromstring(value, sep = ', ')
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12 continue
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13
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14 if key == "YDATA":
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15 self.powers = numpy.fromstring(value, sep = ', ')
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16 continue
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17
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18 try:
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19 self.opts[key] = int(value)
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20 except exceptions.ValueError, e:
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21 try:
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22 self.opts[key] = float(value)
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23 except exceptions.ValueError, e:
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24 self.opts[key] = value
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25
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26 def __getitem__(self, k):
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27 return self.opts[k]
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