setop/python-escpos
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Add Function to Dummy Printer for Clearing Buffer

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* If you are using the dummy printer, you may want to use the printer
  again after sending the output to a physical printer.
* This method empties the list of the output buffer
This commit is contained in:
Christoph Heuel 2017-11-23 02:09:28 +01:00
parent d1e7052fa1
commit e9e4385117
1 changed files with 8 additions and 0 deletions
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8
src/escpos/printer.py
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@ -312,5 +312,13 @@ class Dummy(Escpos):
""" Get the data that was sent to this printer """ """ Get the data that was sent to this printer """
return b''.join(self._output_list) return b''.join(self._output_list)
def clear(self):
""" Clear the buffer of the printer
This method can be called if you send the contents to a physical printer
and want to use the Dummy printer for new output.
"""
del self._output_list[:]
def close(self): def close(self):
pass pass