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"""
General functions for HTML manipulation.
"""
_escape_map = {ord('&'): '&', ord('<'): '<', ord('>'): '>'}
_escape_map_full = {ord('&'): '&', ord('<'): '<', ord('>'): '>',
ord('"'): '"', ord('\''): '''}
# NB: this is a candidate for a bytes/string polymorphic interface
def escape(s, quote=True):
"""
Replace special characters "&", "<" and ">" to HTML-safe sequences.
If the optional flag quote is true (the default), the quotation mark
characters, both double quote (") and single quote (') characters are also
translated.
"""
if quote:
return s.translate(_escape_map_full)
return s.translate(_escape_map)
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