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39 lines
922 B
Python
39 lines
922 B
Python
# coding: utf-8
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"""
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Starting a new python process to preprocess each source file creates too much
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overhead. Instead, a list of files to preprocess is fed into a script run from
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a single process.
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"""
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import os
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import sys
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import preprocessor
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def preprocess_queue(filenames=sys.argv[1:]):
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stdin = sys.stdin
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stdout = sys.stdout
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processor = preprocessor.setup_processor()
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for source in filenames:
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dest = os.path.splitext(source)[0] + '.tx'
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sys.stdin = open(source, 'r')
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sys.stdout = open(dest, 'w')
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processor.preprocess()
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sys.stdin = stdin
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sys.stdout = stdout
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def main():
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filenames = list(set(sys.argv[1:]))
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if filenames:
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num_files = len(filenames)
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s = '' if num_files == 1 else 's'
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sys.stdout.write('Preprocessing {0} file{1}...\n'.format(num_files, s))
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preprocess_queue(filenames)
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if __name__ == '__main__':
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main()
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