apply black

.github/workflows/build.yml

@@ -0,0 +1,30 @@
+name: build
+
+on:
+  push:
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        shell: bash -el {0}
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: ["3.11"]
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Setup Miniconda
+      uses: conda-incubator/[email protected]
+      with:
+        python-version: ${{ matrix.python-version }}
+        environment-file: environment-dev.yml
+
+    - name: Install Test dependencies
+      run: |
+        pip install flake8 pytest
+
+    - name: Lint with black
+      uses: psf/black@stable
+

environment-dev.yml

@@ -12,3 +12,4 @@ dependencies:
   - plotlydash-tornado-cmd
   - bokeh-root-cmd
   - jhsingle-native-proxy
+  - black

jhub_apps/__about__.py

@@ -1 +1 @@
-__version__ = '0.1'
+__version__ = "0.1"

jhub_apps/examples/bokeh_basic.py

@@ -10,11 +10,13 @@ def modify_doc(doc):
         doc: A bokeh document to which elements can be added.
     """
     x_values = list(range(10))
-    y_values = [x ** 2 for x in x_values]
+    y_values = [x**2 for x in x_values]
     data_source = ColumnDataSource(data=dict(x=x_values, y=y_values))
-    plot = figure(title="f(x) = x^2",
-                  tools="crosshair,pan,reset,save,wheel_zoom", )
-    plot.line('x', 'y', source=data_source, line_width=3, line_alpha=0.6)
+    plot = figure(
+        title="f(x) = x^2",
+        tools="crosshair,pan,reset,save,wheel_zoom",
+    )
+    plot.line("x", "y", source=data_source, line_width=3, line_alpha=0.6)
     doc.add_root(plot)
     doc.title = "Hello World"
 

jhub_apps/examples/panel_basic.py

@@ -1,5 +1,6 @@
 """We can use this to test the bokeh_root_cmd"""
 import panel as pn
+
 pn.extension(sizing_mode="stretch_width")
 
 

jhub_apps/examples/plotlydash_app.py

@@ -2,25 +2,26 @@
 import plotly.express as px
 import pandas as pd
 
-df = pd.read_csv('https://raw.githubusercontent.com/plotly/datasets/master/gapminder_unfiltered.csv')
+df = pd.read_csv(
+    "https://raw.githubusercontent.com/plotly/datasets/master/gapminder_unfiltered.csv"
+)
 
 app = Dash(__name__)
 
-app.layout = html.Div([
-    html.H1(children='Plotly Dash App', style={'textAlign': 'center'}),
-    dcc.Dropdown(df.country.unique(), 'Canada', id='dropdown-selection'),
-    dcc.Graph(id='graph-content')
-])
+app.layout = html.Div(
+    [
+        html.H1(children="Plotly Dash App", style={"textAlign": "center"}),
+        dcc.Dropdown(df.country.unique(), "Canada", id="dropdown-selection"),
+        dcc.Graph(id="graph-content"),
+    ]
+)
 
 
-@callback(
-    Output('graph-content', 'figure'),
-    Input('dropdown-selection', 'value')
-)
+@callback(Output("graph-content", "figure"), Input("dropdown-selection", "value"))
 def update_graph(value):
     dff = df[df.country == value]
-    return px.line(dff, x='year', y='pop')
+    return px.line(dff, x="year", y="pop")
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     app.run(debug=True)

jhub_apps/examples/streamlit_app.py

@@ -16,11 +16,11 @@
 """
 
 
-with st.echo(code_location='below'):
+with st.echo(code_location="below"):
     total_points = st.slider("Number of points in spiral", 1, 5000, 2000)
     num_turns = st.slider("Number of turns in spiral", 1, 100, 9)
 
-    Point = namedtuple('Point', 'x y')
+    Point = namedtuple("Point", "x y")
     data = []
 
     points_per_turn = total_points / num_turns
@@ -33,6 +33,8 @@
         y = radius * math.sin(angle)
         data.append(Point(x, y))
 
-    st.altair_chart(alt.Chart(pd.DataFrame(data), height=500, width=500)
-        .mark_circle(color='#0068c9', opacity=0.5)
-        .encode(x='x:Q', y='y:Q'))
+    st.altair_chart(
+        alt.Chart(pd.DataFrame(data), height=500, width=500)
+        .mark_circle(color="#0068c9", opacity=0.5)
+        .encode(x="x:Q", y="y:Q")
+    )

jhub_apps/launcher/hub_client.py

@@ -2,7 +2,7 @@
 
 import requests
 
-API_URL = 'http://127.0.0.1:8000/hub/api'
+API_URL = "http://127.0.0.1:8000/hub/api"
 
 JHUB_APP_TOKEN = os.environ.get("JHUB_APP_LAUNCHER_TOKEN", "super-secret")
 
@@ -12,21 +12,18 @@ def __init__(self, token=None):
         self.token = token or JHUB_APP_TOKEN
 
     def _headers(self):
-        return {'Authorization': f'token {self.token}'}
+        return {"Authorization": f"token {self.token}"}
 
     def get_users(self):
-        r = requests.get(API_URL + '/users', headers=self._headers())
+        r = requests.get(API_URL + "/users", headers=self._headers())
         r.raise_for_status()
         users = r.json()
         return users
 
     def create_server(self, username, servername="foobarlar", params=None):
         url = f"/users/{username}/servers/{servername}"
         params = params or {}
-        data = {
-            "jhub_app": True,
-            **params
-        }
+        data = {"jhub_app": True, **params}
         r = requests.post(API_URL + url, headers=self._headers(), json=data)
         r.raise_for_status()
         return r.status_code

jhub_apps/launcher/main.py

@@ -5,7 +5,7 @@
 
 def app():
     pn.serve(
-        {'/app': create_app},
+        {"/app": create_app},
         port=5000,
         address="localhost",
         allow_websocket_origin=[
@@ -16,5 +16,5 @@ def app():
     )
 
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     app()

jhub_apps/launcher/panel_app.py

@@ -6,10 +6,10 @@
 from jhub_apps.launcher.hub_client import HubClient
 
 FRAMEWORKS = {
-    'Panel': 'panel',
+    "Panel": "panel",
     "Bokeh": "bokeh",
-    'Streamlit': 'streamlit',
-    'Voila': 'voila',
+    "Streamlit": "streamlit",
+    "Voila": "voila",
     "Plotly": "plotlydash",
     "Gradio": "gradio",
 }
@@ -27,12 +27,14 @@ class InputFormWidget:
 
 def create_input_form():
     input_form_widget = InputFormWidget(
-        name_input=pn.widgets.TextInput(name='Name'),
-        filepath_input=pn.widgets.TextInput(name='Filepath'),
-        description_input=pn.widgets.TextAreaInput(name='Description'),
-        spinner=pn.indicators.LoadingSpinner(size=30, value=True, color="secondary", bgcolor='dark', visible=True),
-        button_widget=pn.widgets.Button(name='Create Dashboard', button_type='primary'),
-        framework=pn.widgets.Select(name='Framework', options=FRAMEWORKS)
+        name_input=pn.widgets.TextInput(name="Name"),
+        filepath_input=pn.widgets.TextInput(name="Filepath"),
+        description_input=pn.widgets.TextAreaInput(name="Description"),
+        spinner=pn.indicators.LoadingSpinner(
+            size=30, value=True, color="secondary", bgcolor="dark", visible=True
+        ),
+        button_widget=pn.widgets.Button(name="Create Dashboard", button_type="primary"),
+        framework=pn.widgets.Select(name="Framework", options=FRAMEWORKS),
     )
     input_form = pn.Column(
         input_form_widget.name_input,
@@ -52,7 +54,9 @@ def create_dashboard(event, input_form_widget, input_form):
     filepath = input_form_widget.filepath_input.value
     description = input_form_widget.description_input.value
     framework = input_form_widget.framework.value
-    print(f"Name: {name}, Filepath: {filepath}, Description: {description}, framework: {framework}")
+    print(
+        f"Name: {name}, Filepath: {filepath}, Description: {description}, framework: {framework}"
+    )
     hclient = HubClient()
     params = {
         "name": input_form_widget.name_input.value,
@@ -65,17 +69,19 @@ def create_dashboard(event, input_form_widget, input_form):
     input_form.pop(-1)
     # TODO: Fix Url hardcoding
     dashboard_link = f"http://localhost:8000/user/aktech/{name}"
-    text_with_link = pn.pane.Markdown(f"""
+    text_with_link = pn.pane.Markdown(
+        f"""
     ## 🚀 Dashboard created: [{dashboard_link}]({dashboard_link}).
-    """)
+    """
+    )
     input_form.append(text_with_link)
     print(event)
 
 
 def create_app():
-    print("*"*100)
+    print("*" * 100)
     print("CREATING APP")
-    print("*"*100)
+    print("*" * 100)
     input_form_widget, input_form = create_input_form()
 
     def button_callback(event):

jhub_apps/main.py

@@ -1,5 +1,6 @@
 def app():
     print("Hello world")
     import time
+
     time.sleep(500)
     return 1

jhub_apps/service/app/service.py

@@ -43,16 +43,18 @@ async def get_token(code: str = Form(...)):
 @router.get("/")
 async def index(request: Request):
     "Non-authenticated function that returns {'Hello': 'World'}"
-    script = server_document('http://127.0.0.1:5000/app')
-    return templates.TemplateResponse("launcher_base.html", {"request": request, "script": script})
+    script = server_document("http://127.0.0.1:5000/app")
+    return templates.TemplateResponse(
+        "launcher_base.html", {"request": request, "script": script}
+    )
 
 
 # response_model and responses dict translate to OpenAPI (Swagger) hints
 # compare and contrast what the /me endpoint looks like in Swagger vs /debug
 @router.get(
     "/me",
     response_model=User,
-    responses={401: {'model': AuthorizationError}, 400: {'model': HubApiError}},
+    responses={401: {"model": AuthorizationError}, 400: {"model": HubApiError}},
 )
 async def me(user: User = Depends(get_current_user)):
     "Authenticated function that returns the User model"