Use closing() with processing classes everywhere

Follows up on #11569

modules/hypernetworks/hypernetwork.py

@@ -3,6 +3,7 @@ import glob
 import html
 import os
 import inspect
+from contextlib import closing
 
 import modules.textual_inversion.dataset
 import torch
@@ -711,6 +712,7 @@ def train_hypernetwork(id_task, hypernetwork_name, learn_rate, batch_size, gradi
 
                     preview_text = p.prompt
 
+                    with closing(p):
                         processed = processing.process_images(p)
                         image = processed.images[0] if len(processed.images) > 0 else None
 

modules/img2img.py

@@ -1,4 +1,5 @@
 import os
+from contextlib import closing
 from pathlib import Path
 
 import numpy as np
@@ -217,6 +218,7 @@ def img2img(id_task: str, mode: int, prompt: str, negative_prompt: str, prompt_s
     if mask:
         p.extra_generation_params["Mask blur"] = mask_blur
 
+    with closing(p):
         if is_batch:
             assert not shared.cmd_opts.hide_ui_dir_config, "Launched with --hide-ui-dir-config, batch img2img disabled"
 
@@ -228,8 +230,6 @@ def img2img(id_task: str, mode: int, prompt: str, negative_prompt: str, prompt_s
             if processed is None:
                 processed = process_images(p)
 
-    p.close()
-
     shared.total_tqdm.clear()
 
     generation_info_js = processed.js()

modules/textual_inversion/textual_inversion.py

@@ -1,5 +1,6 @@
 import os
 from collections import namedtuple
+from contextlib import closing
 
 import torch
 import tqdm
@@ -584,6 +585,7 @@ def train_embedding(id_task, embedding_name, learn_rate, batch_size, gradient_st
 
                     preview_text = p.prompt
 
+                    with closing(p):
                         processed = processing.process_images(p)
                         image = processed.images[0] if len(processed.images) > 0 else None
 

modules/txt2img.py

@@ -1,3 +1,5 @@
+from contextlib import closing
+
 import modules.scripts
 from modules import sd_samplers, processing
 from modules.generation_parameters_copypaste import create_override_settings_dict
@@ -53,13 +55,12 @@ def txt2img(id_task: str, prompt: str, negative_prompt: str, prompt_styles, step
     if cmd_opts.enable_console_prompts:
         print(f"\ntxt2img: {prompt}", file=shared.progress_print_out)
 
+    with closing(p):
         processed = modules.scripts.scripts_txt2img.run(p, *args)
 
         if processed is None:
             processed = processing.process_images(p)
 
-    p.close()
-
     shared.total_tqdm.clear()
 
     generation_info_js = processed.js()