pyparsing

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from datetime import datetime
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from pathlib import Path
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from pyparsing import quoted_string
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nw = datetime.utcnow()
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now_string = f'"{nw.strftime("%d %b %Y %X")[:-3]} UTC"'
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print(now_string)
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quoted_time = quoted_string()
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quoted_time.set_parse_action(lambda: now_string)
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version_time = "__version_time__ = " + quoted_time
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pp_init = Path("pyparsing/__init__.py")
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orig_code = pp_init.read_text()
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new_code = version_time.transform_string(orig_code)
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pp_init.write_text(new_code)
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