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opt
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python37
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lib64
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python3.7
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site-packages
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markupsafe
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import typing as t from . import Markup def escape(s: t.Any) -> Markup: """Replace the characters ``&``, ``<``, ``>``, ``'``, and ``"`` in the string with HTML-safe sequences. Use this if you need to display text that might contain such characters in HTML. If the object has an ``__html__`` method, it is called and the return value is assumed to already be safe for HTML. :param s: An object to be converted to a string and escaped. :return: A :class:`Markup` string with the escaped text. """ if hasattr(s, "__html__"): return Markup(s.__html__()) return Markup( str(s) .replace("&", "&") .replace(">", ">") .replace("<", "<") .replace("'", "'") .replace('"', """) ) def escape_silent(s: t.Optional[t.Any]) -> Markup: """Like :func:`escape` but treats ``None`` as the empty string. Useful with optional values, as otherwise you get the string ``'None'`` when the value is ``None``. >>> escape(None) Markup('None') >>> escape_silent(None) Markup('') """ if s is None: return Markup() return escape(s) def soft_str(s: t.Any) -> str: """Convert an object to a string if it isn't already. This preserves a :class:`Markup` string rather than converting it back to a basic string, so it will still be marked as safe and won't be escaped again. >>> value = escape("<User 1>") >>> value Markup('<User 1>') >>> escape(str(value)) Markup('&lt;User 1&gt;') >>> escape(soft_str(value)) Markup('<User 1>') """ if not isinstance(s, str): return str(s) return s def soft_unicode(s: t.Any) -> str: import warnings warnings.warn( "'soft_unicode' has been renamed to 'soft_str'. The old name" " will be removed in MarkupSafe 2.1.", DeprecationWarning, stacklevel=2, ) return soft_str(s)
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