def coerce_value(self, arg, ba):
if arg == 'list':
raise _ShowList
elif arg in self.values:
return arg
else:
raise errors.BadArgumentFormat(arg)
def coerce_value(self, arg, ba):
"""Coerces ``arg`` using the `.conv` function. Raises
`.errors.BadArgumentFormat` if the coercion function raises
`ValueError`.
"""
try:
ret = self.conv(arg)
except errors.CliValueError as e:
exc = errors.BadArgumentFormat(e)
exc.__cause__ = e
raise exc
except ValueError as e:
exc = errors.BadArgumentFormat(repr(arg))
exc.__cause__ = e
raise exc
else:
return ret
def coerce_value(self, value, ba):
table = self.values_table
key = value if self.case_sensitive else value.lower()
if key == self.list_name:
raise _ShowList
try:
return table[key]
except KeyError:
raise errors.BadArgumentFormat(value)