# coding=utf8
# the above tag defines encoding for this document and is for Python 2.x compatibility
import re
regex = r"\b[a-zA-Z']+\b"
test_str = ("JÖNAS\n"
"Hélton\n"
"As kingfishers catch fire, dragonflies draw flame;\n"
"As tumbled over rim in roundy wells\n"
"Stones ring; like each tucked string tells, each hung bell's\n"
"Bow swung finds tongue to fling out broad its name;\n"
"Each mortal thing does one thing...")
matches = re.finditer(regex, test_str, re.UNICODE)
for matchNum, match in enumerate(matches, start=1):
print ("Match {matchNum} was found at {start}-{end}: {match}".format(matchNum = matchNum, start = match.start(), end = match.end(), match = match.group()))
for groupNum in range(0, len(match.groups())):
groupNum = groupNum + 1
print ("Group {groupNum} found at {start}-{end}: {group}".format(groupNum = groupNum, start = match.start(groupNum), end = match.end(groupNum), group = match.group(groupNum)))
# Note: for Python 2.7 compatibility, use ur"" to prefix the regex and u"" to prefix the test string and substitution.
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Python, please visit: https://docs.python.org/3/library/re.html