rays/pyedf
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added comments, validated code to pep8

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This commit is contained in:
Ray Slakinski 2010-09-14 13:21:09 -04:00
parent f8ab552f3e
commit 28d92c0574
1 changed files with 10 additions and 8 deletions
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18
pyedf.py
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@ -14,12 +14,14 @@ import re
def read_edf_file(fileobj): def read_edf_file(fileobj):
data = fileobj.read() data = fileobj.read()
header = {} header = {}
header['version'] = data[0:7].strip() # 8 # Parse header information based on the EDF/EDF+ specs
header['patient_id'] = data[7:88].strip() # 80 # http://www.edfplus.info/specs/index.html
header['rec_id'] = data[88:168].strip() # 80 header['version'] = data[0:7].strip()
header['startdate'] = data[168:176].strip() # 8 header['patient_id'] = data[7:88].strip()
header['starttime'] = data[176:184].strip() # 8 header['rec_id'] = data[88:168].strip()
header['header_bytes'] = int(data[184:192].strip()) # 8 header['startdate'] = data[168:176].strip()
header['starttime'] = data[176:184].strip()
header['header_bytes'] = int(data[184:192].strip())
header['num_items'] = int(data[236:244].strip()) header['num_items'] = int(data[236:244].strip())
header['data_duration'] = float(data[244:252].strip()) header['data_duration'] = float(data[244:252].strip())
header['num_signals'] = int(data[252:256].strip()) header['num_signals'] = int(data[252:256].strip())
@ -48,7 +50,7 @@ def main():
# create the parser # create the parser
parser = argparse.ArgumentParser(description='Process a given EDF File.') parser = argparse.ArgumentParser(description='Process a given EDF File.')
parser.add_argument( parser.add_argument(
'-f', '-f',
'--file', '--file',
type=argparse.FileType('r'), type=argparse.FileType('r'),
help='EDF File to be processed.', help='EDF File to be processed.',
@ -57,6 +59,6 @@ def main():
data = read_edf_file(args.file) data = read_edf_file(args.file)
args.file.close() args.file.close()
print data print data
if __name__ == '__main__': if __name__ == '__main__':
main() main()