Added status bar for downloading models

aiserver.py

@@ -1305,9 +1305,60 @@ def patch_causallm(model):
     Embedding._koboldai_patch_causallm_model = model
     return model
 
+def patch_transformers_download():
+    global transformers
+    import copy, requests, tqdm, time
+    class Send_to_socketio(object):
+        def write(self, bar):
+            bar = bar.replace("\r", "")
+            try:
+                emit('from_server', {'cmd': 'model_load_status', 'data': bar.replace(" ", " ")}, broadcast=True)
+                eventlet.sleep(seconds=0)
+            except:
+                pass
+    def http_get(
+        url: str,
+        temp_file: transformers.utils.hub.BinaryIO,
+        proxies=None,
+        resume_size=0,
+        headers: transformers.utils.hub.Optional[transformers.utils.hub.Dict[str, str]] = None,
+        file_name: transformers.utils.hub.Optional[str] = None,
+    ):
+        """
+        Download remote file. Do not gobble up errors.
+        """
+        headers = copy.deepcopy(headers)
+        if resume_size > 0:
+            headers["Range"] = f"bytes={resume_size}-"
+        r = requests.get(url, stream=True, proxies=proxies, headers=headers)
+        transformers.utils.hub._raise_for_status(r)
+        content_length = r.headers.get("Content-Length")
+        total = resume_size + int(content_length) if content_length is not None else None
+        # `tqdm` behavior is determined by `utils.logging.is_progress_bar_enabled()`
+        # and can be set using `utils.logging.enable/disable_progress_bar()`
+        progress = tqdm.tqdm(
+            unit="B",
+            unit_scale=True,
+            unit_divisor=1024,
+            total=total,
+            initial=resume_size,
+            desc=f"Downloading {file_name}" if file_name is not None else "Downloading",
+            file=Send_to_socketio(),
+        )
+        for chunk in r.iter_content(chunk_size=1024):
+            if chunk:  # filter out keep-alive new chunks
+                progress.update(len(chunk))
+                temp_file.write(chunk)
+        progress.close()
+
+    transformers.utils.hub.http_get = http_get
+    
 
 def patch_transformers():
     global transformers
+    
+    patch_transformers_download()
+    
     old_from_pretrained = PreTrainedModel.from_pretrained.__func__
     @classmethod
     def new_from_pretrained(cls, pretrained_model_name_or_path, *model_args, **kwargs):
@@ -6377,6 +6428,7 @@ if __name__ == "__main__":
                 vars.flaskwebgui = True
                 FlaskUI(app, socketio=socketio, start_server="flask-socketio", maximized=True, close_server_on_exit=True).run()
             except:
+                pass
                 import webbrowser
                 webbrowser.open_new('http://localhost:{0}'.format(port))
                 print("{0}Server started!\nYou may now connect with a browser at http://127.0.0.1:{1}/{2}"

utils.py

@@ -172,6 +172,16 @@ def num_layers(config):
 #==================================================================#
 #  Downloads huggingface checkpoints using aria2c if possible
 #==================================================================#
+from flask_socketio import emit
+class Send_to_socketio(object):
+    def write(self, bar):
+        print("should be emitting: ", bar, end="")
+        time.sleep(0.01)
+        try:
+            emit('from_server', {'cmd': 'model_load_status', 'data': bar.replace(" ", " ")}, broadcast=True)
+        except:
+            pass
+            
 def aria2_hook(pretrained_model_name_or_path: str, force_download=False, cache_dir=None, proxies=None, resume_download=False, local_files_only=False, use_auth_token=None, user_agent=None, revision=None, mirror=None, **kwargs):
     import transformers
     import transformers.modeling_utils
@@ -268,7 +278,7 @@ def aria2_hook(pretrained_model_name_or_path: str, force_download=False, cache_d
                     done = True
                     break
                 if bar is None:
-                    bar = tqdm(total=total_length, desc=f"[aria2] Downloading model", unit="B", unit_scale=True, unit_divisor=1000)
+                    bar = tqdm(total=total_length, desc=f"[aria2] Downloading model", unit="B", unit_scale=True, unit_divisor=1000, file=Send_to_socketio())
                 visited = set()
                 for x in r:
                     filename = x["files"][0]["path"]