Remove some unused imports

modules/RWKV.py

@@ -1,10 +1,7 @@
 import os
-import time
-import types
 from pathlib import Path
 
 import numpy as np
-import torch
 
 import modules.shared as shared
 

modules/text_generation.py

@@ -5,7 +5,6 @@ import time
 import numpy as np
 import torch
 import transformers
-from rwkv.utils import PIPELINE, PIPELINE_ARGS
 from tqdm import tqdm
 
 import modules.shared as shared