21 lines
560 B
Python
21 lines
560 B
Python
import sys
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try:
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infile = open('input.txt', 'r')
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except IOError:
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print >> sys.stderr, "Unable to open input.txt for input"
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sys.exit(1)
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try:
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outfile = open('output.txt', 'w')
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except IOError:
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print >> sys.stderr, "Unable to open output.txt for output"
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sys.exit(1)
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try: # for finally
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try: # for I/O
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for line in infile:
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outfile.write(line)
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except IOError, e:
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print >> sys.stderr, "Some I/O Error occurred (reading from input.txt or writing to output.txt)"
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finally:
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infile.close()
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outfile.close()
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