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# Filter that does noting, just passes any data through.
#
# Author:Just van den Broecke
from stetl.util import Util
from stetl.filter import Filter
from stetl.packet import FORMAT
log = Util.get_log("nullfilter")
class NullFilter(Filter):
"""
Pass-through Filter, does nothing. Mainly used in Test Cases.
"""
# Constructor
def __init__(self, configdict, section, consumes=FORMAT.any, produces=FORMAT.any):
Filter.__init__(self, configdict, section, consumes, produces)
def invoke(self, packet):
return packet
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