setop/python-escpos
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Syntax changes.

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Change the value check syntax.
Change the offline array returned to use a constant.
This commit is contained in:
csoft2k 2017-07-23 11:35:12 +02:00
parent 05cd028ac6
commit 7e9cbf611a
1 changed files with 2 additions and 2 deletions
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src/escpos/escpos.py
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@ -747,13 +747,13 @@ class Escpos(object):
self._raw(RT_STATUS_ONLINE) self._raw(RT_STATUS_ONLINE)
time.sleep(1) time.sleep(1)
status = self._read() status = self._read()
return status or [8] return status or [RT_MASK_ONLINE]
def is_online(self): def is_online(self):
""" Queries the printer its online status. """ Queries the printer its online status.
When online, returns True; False otherwise. When online, returns True; False otherwise.
:rtype: bool: True if online, False if offline.""" :rtype: bool: True if online, False if offline."""
return (self.query_status()[0] & RT_MASK_ONLINE) == 0 return not (self.query_status()[0] & RT_MASK_ONLINE)
class EscposIO(object): class EscposIO(object):