def inner(self, t, self_include=True):
"""Search through ancestors the first ancestor of some type"""
import app
if self_include:
if (type(t) is list and app.isclass(type(self), *t)) or app.isclass(type(self), t):
return self
return self._parent and self._parent.inner(t)
def __call__(self, *args, **kwargs):
"""___call__(type1,...,typeN, filter=lambda x: True, cut=False):
Returns the list of nested childs of one of the types.
filter: indicates a boolean filter method that must
return True for valid elements.
cut: stops traveling if filter is unsatisfied?
"""
import app
r = []
fn = kwargs.get('filter', lambda x: True)
cut = kwargs.get('cut', False)
for k in self._child:
if app.isclass(k, *args):
r.extend(filter(fn, self[k]))
if cut:
for o in filter(fn, self[k]):
r.extend(o(*args, **kwargs))
else:
for o in self[k]:
r.extend(o(*args, **kwargs))
return r
