

def concatenate(tensors, axis=(- 1)):
    'Concantes a list of tensors alongside the specified axis.\n    '
    if (axis < 0):
        if len(tensors[0].get_shape()):
            axis = (axis % len(tensors[0].get_shape()))
        else:
            axis = 0
    return tf.concat(axis, tensors)

dataset/ETHPy150Open fchollet/keras/keras/backend/tensorflow_backend.py concatenate/original