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Concat module

Concat

Bases: Module

Perform a concatenation operation.

It takes as input a list of data models, and returns a concatenation of them.

If any input is None, an exception is raised.

Table:

x1 x2 Concat (+)
x1 x2 x1 + x2
x1 None Exception
None x2 Exception
None None Exception

Parameters:

Name Type Description Default
**kwargs keyword arguments

Standard keyword arguments for the module.

 {}
Source code in synalinks/src/modules/merging/concat.py 
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@synalinks_export(
    [
        "synalinks.Concat",
        "synalinks.Concatenate",
        "synalinks.modules.Concat",
        "synalinks.modules.Concatenate",
    ]
)
class Concat(Module):
    """Perform a concatenation operation.

    It takes as input a list of data models,
    and returns a concatenation of them.

    If any input is None, an exception is raised.

    Table:

    | `x1`   | `x2`   | Concat (`+`)      |
    | ------ | ------ | ----------------- |
    | `x1`   | `x2`   | `x1 + x2`         |
    | `x1`   | `None` | `Exception`       |
    | `None` | `x2`   | `Exception`       |
    | `None` | `None` | `Exception`       |

    Args:
        **kwargs (keyword arguments): Standard keyword arguments for the module.
    """

    def __init__(self, **kwargs):
        super().__init__(**kwargs)

    async def call(self, inputs, training=False):
        output = inputs[0]
        for i in range(1, len(inputs)):
            output = await ops.concat(
                output,
                inputs[i],
                name=self.name + f"_module_concat_{i}",
            )
        return output