beds (int, optional, defaults to None) —
Input dimension of the learnable embedding matrix to be projected to time_embed_dim, when performing
class conditioning with class_embed_type equal to None.


time_embedding_type (str, optional, default to positional) —
The type of position embedding to use for timesteps. Choose from positional or fourier.


time_embedding_dim (int, optional, default to None) —
An optional override for the dimension of t