Adding source code files for Chapter 10

Chapter10/webapps/app2.py

@@ -0,0 +1,22 @@
+#app2.py: map request with method type
+from flask import Flask, request
+
+app = Flask(__name__)
+
+@app.route('/submit', methods=['GET'])
+def req_with_get():
+    return "Received a get request"
+
+@app.post('/submit')
+def req_with_post():
+    return "Received a post request"
+
+@app.route('/submit2', methods = ['GET', 'POST'])
+def both_get_post():
+    if request.method == 'POST':
+        return "Received a post request 2"
+    else:
+        return "Received a get request 2"
+
+if __name__ == '__main__':
+    app.run()