diff --git a/tqdm/_tqdm_notebook.py b/tqdm/_tqdm_notebook.py
index 89915be4..f57395e8 100644
--- a/tqdm/_tqdm_notebook.py
+++ b/tqdm/_tqdm_notebook.py
@@ -105,9 +105,9 @@ class tqdm_notebook(tqdm):
         # Only way to place text to the right of the bar is to use a container
         container = HBox(children=[pbar, ptext])
         # Prepare layout
-        if ncols is not None: # if ncols is None, use default style of ipywidgets
+        if ncols is not None:  # use default style of ipywidgets
             # ncols could be 100, "100px", "100%"
-            ncols = str(ncols) # ipywidgets only accepts string,
+            ncols = str(ncols)  # ipywidgets only accepts string
             if ncols[-1].isnumeric():
                 # if last value is digit, assume the value is digit
                 ncols += 'px'
@@ -185,12 +185,11 @@ class tqdm_notebook(tqdm):
         # self.sp('', close=True)
 
         # Get bar width
-        self.ncols = kwargs.get('ncols', None)
-        if self.dynamic_ncols:
-            self.ncols = '100%'
+        self.ncols = '100%' if self.dynamic_ncols else kwargs.get("ncols", None)
 
         # Replace with IPython progress bar display (with correct total)
-        self.sp = self.status_printer(self.fp, self.total, self.desc, self.ncols)
+        self.sp = self.status_printer(
+            self.fp, self.total, self.desc, self.ncols)
         self.desc = None  # trick to place description before the bar
 
         # Print initial bar state
@@ -203,7 +202,7 @@ class tqdm_notebook(tqdm):
                 # return super(tqdm...) will not catch exception
                 yield obj
         # NB: except ... [ as ...] breaks IPython async KeyboardInterrupt
-        except:
+        except:  # NOQA
             self.sp(bar_style='danger')
             raise