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python-escpos
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Avoid mutable default argumet.

This commit is contained in:
Michael Elsdörfer 2016-08-30 16:13:38 +02:00
parent 68c17f1181
commit 58ea206c36
1 changed files with 2 additions and 2 deletions
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4
src/escpos/capabilities.py
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@ -92,11 +92,11 @@ def clean(s):
# For users, who want to provide their profile # For users, who want to provide their profile
class Profile(get_profile_class('default')): class Profile(get_profile_class('default')):
def __init__(self, columns=None, features={}): def __init__(self, columns=None, features=None):
super(Profile, self).__init__() super(Profile, self).__init__()
self.columns = columns self.columns = columns
self.features = features self.features = features or {}
def get_columns(self, font): def get_columns(self, font):
if self.columns is not None: if self.columns is not None: