def translate(self):
self.parser = Parser(self.surlex)
self.node_list = self.parser.get_node_list()
self.scribe = RegexScribe(
self.node_list,
self.macro_registry,
)
self.regex = self.scribe.translate()
return self.regex
class Surlex(object):
def __init__(self, surlex, macro_registry=DefaultMacroRegistry()):
self.translated = False
self.surlex = surlex
self.macro_registry = macro_registry
def translate(self):
self.parser = Parser(self.surlex)
self.node_list = self.parser.get_node_list()
self.scribe = RegexScribe(
self.node_list,
self.macro_registry,
)
self.regex = self.scribe.translate()
return self.regex
@property
def groupmacros(self):
macros = {}
if not self.translated:
self.translate()
for node in get_all_nodes(self.node_list):
if isinstance(node, MacroTagNode):
macros[node.name] = node.macro
return macros
@property
def to_regex(self):
if not self.translated:
self.translate()
return self.regex
def match(self, subject):
m = re.match(self.to_regex, subject)
if m:
return m.groupdict()
def surlex_to_regex(surlex):
parser = Parser(surlex)
scribe = RegexScribe(parser.get_node_list())
return scribe.translate()