microsoft · brettcannon · Jul 11, 2018 · Jul 11, 2018 · Jul 11, 2018 · Jul 12, 2018
diff --git a/hello_app/__init__.py b/hello_app/__init__.py
@@ -1,2 +1,5 @@
-from flask import Flask
-app = Flask(__name__)
+import flask
+
+
+# Defined here to prevent circular imports.
+app = flask.Flask(__name__)
diff --git a/hello_app/app.py b/hello_app/app.py
@@ -1,5 +1,6 @@
-from hello_app import app
-from hello_app import views
+"""Entry point for the application."""
+from hello_app import app  # For application discovery by the 'flask' command.
+from hello_app import views  # For import side-effects of setting up routes.
 
 # Time-saver: output a URL to the VS Code terminal so you can easily Ctrl+click to open a browser
 # print('http://127.0.0.1:5000/hello/VSCode')
diff --git a/hello_app/views.py b/hello_app/views.py
@@ -1,27 +1,31 @@
-from datetime import datetime
-from flask import Flask, render_template
+import datetime
+
+import flask
+
 from hello_app import app
 
-@app.route('/')
+
+@app.route("/")
 def home():
-    return render_template("home.html")
+    return flask.render_template("home.html")
+
 
-@app.route('/about')
+@app.route("/about")
 def about():
-    return render_template("about.html")
+    return flask.render_template("about.html")
 
-@app.route('/contact')
+
+@app.route("/contact")
 def contact():
-    return render_template("contact.html")
+    return flask.render_template("contact.html")
+
 
-@app.route('/hello/<name>')
+@app.route("/hello/<name>")
 def hello_there(name):
-    return render_template(
-        "hello_there.html",
-        name=name,
-        date=datetime.now()
-    )
+    date = datetime.datetime.now()
+    return flask.render_template("hello_there.html", name=name, date=date)
+
 
-@app.route('/api/data')
+@app.route("/api/data")
 def get_data():
-    return app.send_static_file('data.json')
+    return app.send_static_file("data.json")
diff --git a/requirements.in b/requirements.in
@@ -0,0 +1 @@
+Flask~=1.0.2