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from parsimonious.grammar import Grammar
from . import html_paths
def read_html_path(string):
root_node = _grammar.parse(string)
tag_names = [root_node.children[0].text]
for choice_node in root_node.children[1].children:
tag_names.append(choice_node.children[1].text)
return html_paths.path([html_paths.element(tag_names)])
_grammar = Grammar("""
tag_names = identifier ("|" identifier)*
identifier = ~"[A-Z0-9]*"i
""")
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