tests/seq.py
author Pierre-Yves David <pierre-yves.david@octobus.net>
Thu, 02 Feb 2023 17:35:01 +0100
changeset 50596 4a60280b5653
parent 49285 56f98406831b
child 51985 2924676d4728
permissions -rwxr-xr-x
safehasattr: pass attribute name as string instead of bytes This is a step toward replacing `util.safehasattr` usage with plain `hasattr`. The builtin function behave poorly in Python2 but this was fixed in Python3. These change are done one by one as they tend to have a small odd to trigger puzzling breackage.
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#!/usr/bin/env python3
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#
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# A portable replacement for 'seq'
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#
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# Usage:
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#   seq STOP              [1, STOP] stepping by 1
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#   seq START STOP        [START, STOP] stepping by 1
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#   seq START STEP STOP   [START, STOP] stepping by STEP
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import os
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import sys
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try:
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    import msvcrt
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    msvcrt.setmode(sys.stdin.fileno(), os.O_BINARY)
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    msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
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    msvcrt.setmode(sys.stderr.fileno(), os.O_BINARY)
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except ImportError:
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    pass
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start = 1
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if len(sys.argv) > 2:
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    start = int(sys.argv[1])
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step = 1
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if len(sys.argv) > 3:
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    step = int(sys.argv[2])
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stop = int(sys.argv[-1]) + 1
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for i in range(start, stop, step):
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    print(i)