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Minor code clean up and improvements in the re module.

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This commit is contained in:
Serhiy Storchaka 2014-11-11 21:13:28 +02:00
parent 9a64ccb997
commit ab14088141
4 changed files with 13 additions and 17 deletions
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8
Lib/sre_parse.py
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@ -103,18 +103,18 @@ class SubPattern:
seqtypes = (tuple, list)
for op, av in self.data:
print(level*" " + str(op), end='')
if op == IN:
if op is IN:
# member sublanguage
print()
for op, a in av:
print((level+1)*" " + str(op), a)
elif op == BRANCH:
elif op is BRANCH:
print()
for i, a in enumerate(av[1]):
if i:
print(level*" " + "OR")
a.dump(level+1)
elif op == GROUPREF_EXISTS:
elif op is GROUPREF_EXISTS:
condgroup, item_yes, item_no = av
print('', condgroup)
item_yes.dump(level+1)
@ -607,7 +607,7 @@ def _parse(source, state):
item = subpattern[-1:]
else:
item = None
if not item or (_len(item) == 1 and item[0][0] == AT):
if not item or (_len(item) == 1 and item[0][0] is AT):
raise source.error("nothing to repeat",
source.tell() - here + len(this))
if item[0][0] in _REPEATCODES: