helpers

class timeflux_dsp.nodes.helpers.Concat(axis=1, **kwargs)[source]

Bases: timeflux.core.node.Node

Concat list of data ports . :ivar i_*: Dynamic inputs, expects DataFrame and meta. :vartype i_*: Port :ivar o: Default output, provides DataFrame. :vartype o: Port

Parameters

axis (str|int) – The axis to concatenate along.
kwargs – Keyword arguments to pass to pd.concat function

Notes

There is no shape verification in this node, that won’t result in any Exception but may introduce NaN in the DataFrame. The responsability is left to the user.

Instantiate the node.

update()[source]: Update the input and output ports.