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# Copyright 2013 Dean Gardiner <gardiner91@gmail.com>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from difflib import SequenceMatcher
import re
import sys
from logr import Logr
from qcond.compat import xrange
PY3 = sys.version_info[0] == 3
def simplify(s):
s = s.lower()
s = re.sub(r"(\w)'(\w)", r"\1\2", s)
return s
def strip(s):
return re.sub(r"^(\W*)(.*?)(\W*)$", r"\2", s)
def create_matcher(a, b, swap_longest = True, case_sensitive = False):
# Ensure longest string is a
if swap_longest and len(b) > len(a):
a_ = a
a = b
b = a_
if not case_sensitive:
a = a.upper()
b = b.upper()
return SequenceMatcher(None, a, b)
def first(function_or_none, sequence):
if PY3:
for item in filter(function_or_none, sequence):
return item
else:
result = filter(function_or_none, sequence)
if len(result):
return result[0]
return None
def sorted_append(sequence, item, func):
if not len(sequence):
sequence.insert(0, item)
return
x = 0
for x in xrange(len(sequence)):
if func(sequence[x]):
sequence.insert(x, item)
return
sequence.append(item)
def itemsMatch(L1, L2):
return len(L1) == len(L2) and sorted(L1) == sorted(L2)
def distinct(sequence):
result = []
for item in sequence:
if item not in result:
result.append(item)
return result