This commit is contained in:
marco
2020-05-01 18:03:37 +02:00
parent 1152befcf1
commit e60525fee1
95 changed files with 306 additions and 21444 deletions
-35
View File
@@ -1,35 +0,0 @@
#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Utils for re module
"""
from rebulk.remodule import re
def build_or_pattern(patterns, name=None, escape=False):
"""
Build a or pattern string from a list of possible patterns
:param patterns:
:type patterns:
:param name:
:type name:
:param escape:
:type escape:
:return:
:rtype:
"""
or_pattern = []
for pattern in patterns:
if not or_pattern:
or_pattern.append('(?')
if name:
or_pattern.append('P<' + name + '>')
else:
or_pattern.append(':')
else:
or_pattern.append('|')
or_pattern.append('(?:%s)' % re.escape(pattern) if escape else pattern)
or_pattern.append(')')
return ''.join(or_pattern)