kopia lustrzana https://github.com/micropython/micropython
17 wiersze
353 B
Python
17 wiersze
353 B
Python
# test re.sub with unmatched groups, behaviour changed in CPython 3.5
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try:
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import re
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except ImportError:
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print("SKIP")
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raise SystemExit
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try:
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re.sub
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except AttributeError:
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print("SKIP")
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raise SystemExit
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# first group matches, second optional group doesn't so is replaced with a blank
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print(re.sub(r"(a)(b)?", r"\2-\1", "1a2"))
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