self._errors.append("Line #%s: wrong number of values in the preset." % line_number)
elif values[0].strip() == "":
self._errors.append("Line #%s: empty name of the preset." % line_number)
- elif presets.has_key(values[0]):
+ elif values[0] in presets:
self._errors.append("Line #%s: preset name %s is already used." % (line_number, values[0]))
else:
name = values[0]