diff options
| -rw-r--r-- | src/pyparsing.py | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/pyparsing.py b/src/pyparsing.py index 7abb9c5..149ccaf 100644 --- a/src/pyparsing.py +++ b/src/pyparsing.py @@ -653,12 +653,15 @@ def _trim_arity(func, maxargs=2): if func in singleArgBuiltins:
return lambda s,l,t: func(t)
limit = [0]
+ foundArity = [False]
def wrapper(*args):
while 1:
try:
- return func(*args[limit[0]:])
+ ret = func(*args[limit[0]:])
+ foundArity[0] = True
+ return ret
except TypeError:
- if limit[0] <= maxargs:
+ if limit[0] <= maxargs and not foundArity[0]:
limit[0] += 1
continue
raise
|