Pipe_init.py

    def __init__(self, funcs=None, as_item=False, split_idx=None):
        self.split_idx,self.default = split_idx,None
        if isinstance(funcs, Pipeline): self.fs = funcs.fs
        else:
            if isinstance(funcs, Transform): funcs = [funcs]
            self.fs = L(ifnone(funcs,[noop])).map(mk_transform).sorted(key='order')
        for f in self.fs:
            name = camel2snake(type(f).__name__)
            a = getattr(self,name,None)
            if a is not None: f = L(a)+f
            setattr(self, name, f)
        self.set_as_item(as_item)