50 lines
1.1 KiB
Python
50 lines
1.1 KiB
Python
r"""
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htmlize(): generic function example
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# BEGIN HTMLIZE_DEMO
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>>> htmlize({1, 2, 3}) # <1>
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'<pre>{1, 2, 3}</pre>'
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>>> htmlize(abs)
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'<pre><built-in function abs></pre>'
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>>> htmlize('Heimlich & Co.\n- a game') # <2>
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'<p>Heimlich & Co.<br>\n- a game</p>'
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>>> htmlize(42) # <3>
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'<pre>42 (0x2a)</pre>'
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>>> print(htmlize(['alpha', 66, {3, 2, 1}])) # <4>
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<ul>
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<li><p>alpha</p></li>
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<li><pre>66 (0x42)</pre></li>
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<li><pre>{1, 2, 3}</pre></li>
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</ul>
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# END HTMLIZE_DEMO
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"""
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# BEGIN HTMLIZE
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from functools import singledispatch
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import html
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@singledispatch # <1>
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def htmlize(obj):
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content = html.escape(repr(obj))
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return '<pre>{}</pre>'.format(content)
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@htmlize.register(str) # <2>
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def _(text): # <3>
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content = html.escape(text).replace('\n', '<br>\n')
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return '<p>{0}</p>'.format(content)
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@htmlize.register(int) # <4>
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def _(n):
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return '<pre>{0} (0x{0:x})</pre>'.format(n)
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@htmlize.register(list)
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def _(a_list):
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inner = '</li>\n<li>'.join(htmlize(item) for item in a_list)
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return '<ul>\n<li>' + inner + '</li>\n</ul>'
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# END HTMLIZE
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