circuitpython/tests/extmod/ure_groups.py

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# test match.groups()
try:
import ure as re
except ImportError:
try:
import re
except ImportError:
print("SKIP")
raise SystemExit
try:
m = re.match(".", "a")
m.groups
except AttributeError:
print('SKIP')
raise SystemExit
m = re.match(r'(([0-9]*)([a-z]*)[0-9]*)','1234hello567')
print(m.groups())
m = re.match(r'([0-9]*)(([a-z]*)([0-9]*))','1234hello567')
print(m.groups())
# optional group that matches
print(re.match(r'(a)?b(c)', 'abc').groups())
# optional group that doesn't match
print(re.match(r'(a)?b(c)', 'bc').groups())
# only a single match
print(re.match(r'abc', 'abc').groups())