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parser: fix verbosity option

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This commit is contained in:
Dmitry Selyutin
2017-09-20 11:12:40 +03:00
parent ba7383af06
commit ce3ebed7ec
1 changed files with 8 additions and 4 deletions
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pygnulib/parser.py
+8 -4
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@@ -183,15 +183,19 @@ class CommandLine:
super().__call__(*args)
class _VerbosityAction_(_Option_):
class _VerbosityOption_(_Option_):
def __init__(self, *args, **kwargs):
super().__init__(nargs=0, *args, **kwargs)
def __call__(self, parser, namespace, value, option=None):
args = (parser, namespace, value, option)
if not hasattr(namespace, self.dest):
setattr(namespace, self.dest, 0)
value = getattr(namespace, self.dest)
verbose = option in ("-v", "--verbose")
value += +1 if verbose else -1
setattr(namespace, self.dest, value)
args = (parser, namespace, value, option)
super().__call__(*args)
@@ -436,14 +440,14 @@ class CommandLine:
"help": (
"increase verbosity; may be repeated",
),
"action": _VerbosityAction_,
"action": _VerbosityOption_,
"dest": "verbosity",
}),
(["-q", "--quiet"], {
"help": (
"decrease verbosity; may be repeated",
),
"action": _VerbosityAction_,
"action": _VerbosityOption_,
"dest": "verbosity",
}),
),