bqplot
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
@@ -3,16 +3,8 @@ name: Build
 on:
   push:
     branches: [ master ]
-    paths:
-      - js/**
-      - bqplot/**
   pull_request:
     branches: '*'
-    paths:
-      - js/**
-      - bqplot/**
-      - .github/workflows/**
-      - setup.cfg
 
 env:
   PIP_DISABLE_PIP_VERSION_CHECK: 1
@@ -47,15 +39,9 @@ jobs:
         test -f $CONDA_PREFIX/share/jupyter/labextensions/bqplot/package.json
         test -d $CONDA_PREFIX/share/jupyter/labextensions/bqplot/static
 
-    - name: Debug nbextension
-      run: jupyter nbextension list
-
     - name: Debug labextension
       run: jupyter labextension list
 
-    - name: Validate the nbextension
-      run: jupyter nbextension list 2>&1 | grep "bqplot/extension"
-
     - name: Validate the labextension
       run: jupyter labextension list 2>&1 | grep bqplot
 
@@ -105,9 +91,12 @@ jobs:
         uses: actions/checkout@v3
 
       - name: Install Conda environment with Micromamba
-        uses: mamba-org/setup-micromamba@main
+        uses: mamba-org/provision-with-micromamba@main
         with:
+          environment-name:  bqplot-test
           environment-file: test-environment.yml
+          python-version: 3.9
+          auto-activate-base: false
           channels: conda-forge
 
       - uses: actions/download-artifact@v3
@@ -126,13 +115,6 @@ jobs:
           PLAYWRIGHT_SKIP_BROWSER_DOWNLOAD: 1
         run: jlpm install
 
-      - name: Set up browser cache
-        uses: actions/cache@v3
-        with:
-          path: |
-            ${{ github.workspace }}/pw-browsers
-          key: ${{ runner.os }}-${{ hashFiles('ui-tests/yarn.lock') }}
-
       - name: Install browser
         shell: bash -l {0}
         run: npx playwright install chromium
@@ -141,7 +123,7 @@ jobs:
       - name: Execute integration tests
         shell: bash -l {0}
         working-directory: ui-tests
-        run: npx playwright test
+        run: jlpm run test
 
       - name: Upload Playwright Test report
         if: always()
@@ -192,8 +174,5 @@ jobs:
           test -f $CONDA_PREFIX/share/jupyter/labextensions/bqplot/package.json
           test -d $CONDA_PREFIX/share/jupyter/labextensions/bqplot/static
 
-      - name: Validate the nbextension
-        run: jupyter nbextension list 2>&1 | grep "bqplot/extension"
-
       - name: Validate the labextension
         run: jupyter labextension list 2>&1 | grep bqplot
diff --git a/.github/workflows/update_galata_references.yaml b/.github/workflows/update_galata_references.yaml
@@ -27,6 +27,9 @@ jobs:
       - name: Configure git to use https
         run: git config --global hub.protocol https
 
+      - name: Install hub
+        run: sudo apt-get update && sudo apt-get install -y hub
+
       - name: Checkout the branch from the PR that triggered the job
         run: hub pr checkout ${{ github.event.issue.number }}
         env:

diff --git a/bqplot/pyplot.py b/bqplot/pyplot.py
@@ -666,7 +666,7 @@ def plot(*args, **kwargs):
         else:
             kwargs['x'] = _infer_x_for_line(args[0])
     elif len(args) == 2:
-        if type(args[1]) == str:
+        if isinstance(args[1], str):
             kwargs['y'] = args[0]
             kwargs['x'] = _infer_x_for_line(args[0])
             marker_str = args[1].strip()
@@ -676,7 +676,7 @@ def plot(*args, **kwargs):
     elif len(args) == 3:
         kwargs['x'] = args[0]
         kwargs['y'] = args[1]
-        if type(args[2]) == str:
+        if isinstance(args[2], str):
             marker_str = args[2].strip()
 
     if marker_str:

diff --git a/docs/index.md b/docs/index.md
@@ -19,7 +19,7 @@ site_url: https://bqplot.github.io/bqplot
     * __2D selectors__ Select slices of data along two dimensions (x and y) using rectangular brushing
     * __Lasso__ Select slices of data along two dimensions (x and y) using a lasso
 * __Jupyter Widget Integration__ Seamless integration and linking with Jupyter widgets
-* __Extensibility__ `Object Model` can be extended to build re-usable compound plotting widgets and widget libraries
+* __Extensibility__ `Object Model` can be extended to build reusable compound plotting widgets and widget libraries
 * __Dashboards/Apps__ Build rich interactive dashboards and apps by integrating `bqplot` with other Jupyter widget libraries and `voila` dashboarding tool
 
 While `bqplot` provides support for static plotting for most of the chart types, it really shines in interactive plotting where data attributes are updated in an event-driven fashion (using ipywidgets, click handlers etc.)

diff --git a/docs/usage/marks/label.md b/docs/usage/marks/label.md
@@ -40,7 +40,7 @@ fig
 ```
 ![plot](../../assets/images/label-image1.png)
 !!! tip
-    To render labels professionally it's better to offset the label to avoid obscuring the true graph below. To do so, set the `x_offset` and `y_offset` attrbiutes (which accepts values in pixels), like so:
+    To render labels professionally it's better to offset the label to avoid obscuring the true graph below. To do so, set the `x_offset` and `y_offset` attributes (which accepts values in pixels), like so:
     ```py
     label.x_offset = 10
     label.y_offset = 10
@@ -59,9 +59,9 @@ fig   = plt.figure()
 y     = np.cumsum(np.random.randn(100))
 line  = plt.plot(np.arange(y.size), y_data)
 label = plt.label(
-    ["Halfway Point"], 
-    default_size=26, 
-    font_weight="bolder", 
+    ["Halfway Point"],
+    default_size=26,
+    font_weight="bolder",
     colors=["orange"]
 )
 
@@ -70,7 +70,7 @@ label.y = [0.5]
 ```
 ![plot](../../assets/images/label-image2.png)
 
-Further, we can use values expressed in the units of the data. For example, if we consider a time series, we might want to label a specific date. Rather than calculating the position of the data with respect to the figure, we can simply pass in the date to the label function. 
+Further, we can use values expressed in the units of the data. For example, if we consider a time series, we might want to label a specific date. Rather than calculating the position of the data with respect to the figure, we can simply pass in the date to the label function.
 ```py
 fig = plt.figure()
 y   = pd.Series(
@@ -80,8 +80,8 @@ y   = pd.Series(
 )
 
 lines = plt.plot(y.index, y)
-label = plt.label(["Special Day"], 
-                  x=[np.datetime64("2007-02-14")], 
+label = plt.label(["Special Day"],
+                  x=[np.datetime64("2007-02-14")],
                   colors=["orange"])
 
 labels.y = [0.5]
@@ -100,4 +100,4 @@ labels.enable_move = True
 For detailed examples of bar plots, refer to the following example notebooks
 
 1. [pyplot](https://github.com/bqplot/bqplot/blob/master/examples/Marks/Pyplot/Label.ipynb)
-2. [Object Model](https://github.com/bqplot/bqplot/blob/master/examples/Marks/Object%20Model/Label.ipynb)
+2. [Object Model](https://github.com/bqplot/bqplot/blob/master/examples/Marks/Object%20Model/Label.ipynb)
diff --git a/docs/usage/object-model.md b/docs/usage/object-model.md
@@ -105,4 +105,4 @@ bq.Figure(marks=[line, scatter], axes=[xax, yax], title="Scatter and Line")
 __Object Model__ is a verbose but fully customizable object-oriented API for plotting. Lower level constructs like scales, axes etc. have to explicitly constructed.
 For detailed usage refer to the [example notebooks](https://github.com/bqplot/bqplot/tree/master/examples/Marks/Object%20Model) using `Object Model`.
 
-__Object Model__ can be used to build re-usable plotting widgets and widget libraries. More details can be found in [here]
+__Object Model__ can be used to build reusable plotting widgets and widget libraries. More details can be found in [here]
diff --git a/examples/Marks/Object Model/GridHeatMap.ipynb b/examples/Marks/Object Model/GridHeatMap.ipynb
@@ -183,7 +183,7 @@
    "metadata": {},
    "source": [
     "By default, for `N` points along any dimension, data aligns to the `start` of the rectangles in the grid.\n",
-    "The grid extends infinitely in the other direction. By default, the grid extends infintely\n",
+    "The grid extends infinitely in the other direction. By default, the grid extends infinitely\n",
     "towards the bottom and the right."
    ]
   },
@@ -247,7 +247,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "For `N+1` points on any direction, the grid extends infintely in both directions"
+    "For `N+1` points on any direction, the grid extends infinitely in both directions"
    ]
   },
   {

diff --git a/examples/Marks/Pyplot/GridHeatMap.ipynb b/examples/Marks/Pyplot/GridHeatMap.ipynb
@@ -191,7 +191,7 @@
    "metadata": {},
    "source": [
     "By default, for `N` points along any dimension, data aligns to the `start` of the rectangles in the grid.\n",
-    "The grid extends infinitely in the other direction. By default, the grid extends infintely\n",
+    "The grid extends infinitely in the other direction. By default, the grid extends infinitely\n",
     "towards the bottom and the right."
    ]
   },
@@ -246,7 +246,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "For `N+1` points on any direction, the grid extends infintely in both directions"
+    "For `N+1` points on any direction, the grid extends infinitely in both directions"
    ]
   },
   {

diff --git a/examples/Tutorials/Gaussian Density Widget.ipynb b/examples/Tutorials/Gaussian Density Widget.ipynb
@@ -11,7 +11,7 @@
     "2. Inside the class constructor call the super class constructor passing in the widgets as children\n",
     "3. Register any widget callbacks inside the constructor and define callbacks as class methods\n",
     "\n",
-    "Once the compound widget is defined in a class, it can be put in a library and used along with other interactive widgets! Compound widgets are an excellent way of building re-usable components (**using just python code**) which can be seamlessly integrated with `ipywidgets`, `bqplot` and other interactive widgets."
+    "Once the compound widget is defined in a class, it can be put in a library and used along with other interactive widgets! Compound widgets are an excellent way of building reusable components (**using just python code**) which can be seamlessly integrated with `ipywidgets`, `bqplot` and other interactive widgets."
    ]
   },
   {

diff --git a/test-environment.yml b/test-environment.yml
@@ -11,16 +11,13 @@ dependencies:
     - pandas >=1.0.0,<2.0.0
     - bqscales >=0.3.3
     - scipy
-    - notebook
+    - nodejs =20
     - yarn =3
-    # Using Notebook 6 in CI st. we can test the old nbextension
-    - notebook =6
     - jupyterlab =4
     - jupyter-packaging
     - pytest
     - nbval
     - pytest-cov
-    - selenium
     - flake8
     - nose
     - codespell
diff --git a/tests/binary_serialization_test.py b/tests/binary_serialization_test.py
@@ -78,7 +78,7 @@ def test_dtype_with_str():
     # dtype object is not supported
     text = np.array(['foo', None, 'bar'])
     assert text.dtype == object
-    with pytest.raises(ValueError, match='.*Unsupported dtype object*'), pytest.warns(UserWarning):
+    with pytest.raises(ValueError, match='.*Unsupported dtype object*'):
         array_to_json(text)
     # but if they contain all strings, it should convert them.
     # This is for backward compatibility of expecting pandas dataframe

diff --git a/ui-tests/package.json b/ui-tests/package.json
@@ -5,9 +5,9 @@
   "private": true,
   "scripts": {
     "start": "jupyter lab --config jupyter_server_config.py",
-    "test": "npx playwright test",
-    "test:update": "npx playwright test --update-snapshots",
-    "test:debug": "PWDEBUG=1 npx playwright test"
+    "test": "playwright test",
+    "test:update": "playwright test --update-snapshots",
+    "test:debug": "PWDEBUG=1 playwright test"
   },
   "author": "bqplot",
   "license": "Apache-2.0",

diff --git a/ui-tests/tests/bqplot.test.ts b/ui-tests/tests/bqplot.test.ts
@@ -43,7 +43,7 @@ const testCellOutputs = async (page: IJupyterLabPageFixture, tmpPath: string, th
     await page.notebook.save();
 
     for (let c = 0; c < numCellImages; ++c) {
-      expect(results[c]).toMatchSnapshot(getCaptureImageName(contextPrefix, notebook, c));
+      expect(results[c]).toMatchSnapshot(getCaptureImageName(contextPrefix, notebook, c), {threshold: 0.3});
     }
 
     await page.notebook.close(true);
@@ -82,7 +82,7 @@ const testPlotUpdates = async (page: IJupyterLabPageFixture, tmpPath: string, th
     await page.notebook.save();
 
     for (let i = 0; i < cellCount; i++) {
-      expect(results[i]).toMatchSnapshot(getCaptureImageName(contextPrefix, notebook, i));
+      expect(results[i]).toMatchSnapshot(getCaptureImageName(contextPrefix, notebook, i), {threshold: 0.3});
     }
 
     await page.notebook.close(true);