App flask

flask/app.py

@@ -0,0 +1,37 @@
+import os
+from flask import Flask, render_template, redirect, url_for, request
+
+app = Flask(__name__)
+app.config.from_object(os.environ['APP_SETTINGS'])
+print(os.environ['APP_SETTINGS'])
+
+
+@app.route('/')
+def home():
+    return "Hello World!"
+
+
+@app.route('/<name>')
+def hello_name(name):
+    return "Hello {}!".format(name)
+
+
+@app.route('/welcome')
+def welcome():
+    return render_template('welcome.html')  # render a template
+
+
+# Route for handling the login page logic
+@app.route('/login', methods=['GET', 'POST'])
+def login():
+    error = None
+    if request.method == 'POST':
+        if request.form['username'] != 'admin' or request.form['password'] != 'admin':
+            error = 'Invalid Credentials. Please try again.'
+        else:
+            return redirect(url_for('home'))
+    return render_template('login.html', error=error)
+
+
+if __name__ == '__main__':
+        app.run()