import re
from itertools import islice
PARAGRAPH = re.compile('\n\s*\n')
WORD = re.compile('\s+|\n')
def lines(text):
for line in text.splitlines():
yield line
def paragraphs(text):
for paragraph in PARAGRAPH.split(text):
yield paragraph
def words(text):
for word in WORD.split(text):
yield word
def quote(text):
return "'{}'".format(text)
def double_quote(text):
return '"{}"'.format(text)
def unquote(text):
return text.strip('\'"')
def get(items, start=None, stop=False, step=None):
"""
get an index (with IndexError supression) or a slicee list from an iterator
"""
if not (start or stop or step):
return list(items)
if stop is False and (not step or int(step) == 1):
try:
return next(islice(items, start, start + 1))
except StopIteration:
return
else:
if stop is False:
stop = None
return list(islice(items, start, stop, step))