Source code for bonobo.nodes.filter

from bonobo.config import Configurable, Method
from bonobo.constants import NOT_MODIFIED

[docs]class Filter(Configurable): """Filter out hashes from the stream depending on the :attr:`filter` callable return value, when called with the current hash as parameter. Can be used as a decorator on a filter callable. .. attribute:: filter A callable used to filter lines. If the callable returns a true-ish value, the input will be passed unmodified to the next items. Otherwise, it'll be burnt. """ filter = Method() def __call__(self, *args, **kwargs): if self.filter(*args, **kwargs): return NOT_MODIFIED