Take into account tqdm not being installed before first boot for logging

modules/logging_config.py

@@ -1,30 +1,41 @@
 import os
 import logging
 
-from tqdm.auto import tqdm
+try:
+    from tqdm.auto import tqdm
 
-class TqdmLoggingHandler(logging.Handler):
-    def __init__(self, level=logging.INFO):
-        super().__init__(level)
+    class TqdmLoggingHandler(logging.Handler):
+        def __init__(self, level=logging.INFO):
+            super().__init__(level)
 
-    def emit(self, record):
-        try:
-            msg = self.format(record)
-            tqdm.write(msg)
-            self.flush()
-        except Exception:
-            self.handleError(record)
+        def emit(self, record):
+            try:
+                msg = self.format(record)
+                tqdm.write(msg)
+                self.flush()
+            except Exception:
+                self.handleError(record)
+
+    TQDM_IMPORTED = True
+except ImportError:
+    # tqdm does not exist before first launch
+    # I will import once the UI finishes seting up the enviroment and reloads.
+    TQDM_IMPORTED = False
 
 def setup_logging(loglevel):
     if loglevel is None:
         loglevel = os.environ.get("SD_WEBUI_LOG_LEVEL")
 
+    loghandlers = []
+
+    if TQDM_IMPORTED:
+        loghandlers.append(TqdmLoggingHandler())
+
     if loglevel:
         log_level = getattr(logging, loglevel.upper(), None) or logging.INFO
         logging.basicConfig(
             level=log_level,
             format='%(asctime)s %(levelname)s [%(name)s] %(message)s',
             datefmt='%Y-%m-%d %H:%M:%S',
-            handlers=[TqdmLoggingHandler()]
+            handlers=[]
         )
-