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baldurk
40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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#
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# Script taken from http://stackoverflow.com/a/17579949/4070143 by inspectorG4dget
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# to remove lines above and below certain string match.
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# Minor modifications to read and write from stdin/stdout respectively
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# and to remove some extra newlines getting added
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import sys
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import codecs
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def remLines(delim, above, below):
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WinReader = codecs.getreader('cp1252')
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sys.stdin = WinReader(sys.stdin.buffer)
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WinWriter = codecs.getwriter('cp1252')
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sys.stdout = WinWriter(sys.stdout.buffer)
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buff = []
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line = sys.stdin.readline()
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while line:
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if delim in line.strip():
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buff = []
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for _ in range(below):
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sys.stdin.readline()
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else:
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if len(buff) == above:
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print(buff[0].replace('\r', '').replace('\n', ''))
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buff = buff[1:]
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buff.append(line)
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line = sys.stdin.readline()
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print(''.join(buff).strip())
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if __name__ == "__main__":
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if len(sys.argv) < 2:
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print("Error: no search pattern specified")
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else:
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remLines(sys.argv[1], 2, 1)
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