code: def to_f32(params):
      return jax.tree_util.tree_map(
          lambda x: x.astype(jnp.float32)
          if x.dtype == jnp.bfloat16
          else x,
          params,
      )
  
imports: import argparse
  import collections
  import jax
  import jax.numpy
  import torch
  import torch.nn
  from clip.model import CLIP
  from flax.training import checkpoints
  from huggingface_hub import Repository
  from transformers import CLIPTokenizer, OwlViTConfig, OwlViTForObjectDetection, OwlViTImageProcessor, OwlViTModel, OwlViTProcessor
label_desc: Use image node_id 2 for calling a global function with example usage: to_f32(params) and returns: jax