Mercurial > repos > shellac > sam_consensus_v3
diff env/lib/python3.9/site-packages/bleach/_vendor/html5lib/treeadapters/sax.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/env/lib/python3.9/site-packages/bleach/_vendor/html5lib/treeadapters/sax.py Mon Mar 22 18:12:50 2021 +0000 @@ -0,0 +1,50 @@ +from __future__ import absolute_import, division, unicode_literals + +from xml.sax.xmlreader import AttributesNSImpl + +from ..constants import adjustForeignAttributes, unadjustForeignAttributes + +prefix_mapping = {} +for prefix, localName, namespace in adjustForeignAttributes.values(): + if prefix is not None: + prefix_mapping[prefix] = namespace + + +def to_sax(walker, handler): + """Call SAX-like content handler based on treewalker walker + + :arg walker: the treewalker to use to walk the tree to convert it + + :arg handler: SAX handler to use + + """ + handler.startDocument() + for prefix, namespace in prefix_mapping.items(): + handler.startPrefixMapping(prefix, namespace) + + for token in walker: + type = token["type"] + if type == "Doctype": + continue + elif type in ("StartTag", "EmptyTag"): + attrs = AttributesNSImpl(token["data"], + unadjustForeignAttributes) + handler.startElementNS((token["namespace"], token["name"]), + token["name"], + attrs) + if type == "EmptyTag": + handler.endElementNS((token["namespace"], token["name"]), + token["name"]) + elif type == "EndTag": + handler.endElementNS((token["namespace"], token["name"]), + token["name"]) + elif type in ("Characters", "SpaceCharacters"): + handler.characters(token["data"]) + elif type == "Comment": + pass + else: + assert False, "Unknown token type" + + for prefix, namespace in prefix_mapping.items(): + handler.endPrefixMapping(prefix) + handler.endDocument()