From eb0b46425582c52564c96d5e0f56ac3cbc843470 Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Tue, 1 May 2018 11:52:34 +0100
Subject: [PATCH 01/17] Added connect an inbound call building block.

---
 voice/connect-an-inbound-call.py | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100755 voice/connect-an-inbound-call.py

diff --git a/voice/connect-an-inbound-call.py b/voice/connect-an-inbound-call.py
new file mode 100755
index 0000000..4572823
--- /dev/null
+++ b/voice/connect-an-inbound-call.py
@@ -0,0 +1,21 @@
+#!/usr/bin/env python3
+from flask import Flask, request, jsonify
+
+app = Flask(__name__)
+
+@app.route("/webhooks/answer")
+def answer_call():
+
+    ncco = [
+        {
+            "action": "connect",
+            "endpoint": [{
+                "type": 'phone',
+                "number": "TO_NUMBER"
+            }]
+        }
+    ]    
+    return jsonify(ncco)
+
+if __name__ == '__main__':
+    app.run(port=3000)

From e0ccc5343cf33794d26d9fcceb67485b6b9edf4c Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Tue, 1 May 2018 12:15:02 +0100
Subject: [PATCH 02/17] Added from number and removed blank line. Tested.

---
 voice/connect-an-inbound-call.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/voice/connect-an-inbound-call.py b/voice/connect-an-inbound-call.py
index 4572823..8f11c9e 100755
--- a/voice/connect-an-inbound-call.py
+++ b/voice/connect-an-inbound-call.py
@@ -5,10 +5,10 @@
 
 @app.route("/webhooks/answer")
 def answer_call():
-
     ncco = [
         {
             "action": "connect",
+            "from": "NEXMO_NUMBER",
             "endpoint": [{
                 "type": 'phone',
                 "number": "TO_NUMBER"
@@ -18,4 +18,4 @@ def answer_call():
     return jsonify(ncco)
 
 if __name__ == '__main__':
-    app.run(port=3000)
+    app.run(port=9000)

From 7a57c7f0a7f4357cb2847e8cf4e0f12110c4fc78 Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Tue, 1 May 2018 12:23:10 +0100
Subject: [PATCH 03/17] Use RECIPIENT_NUMBER rather than TO_NUMBER.

---
 voice/connect-an-inbound-call.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/voice/connect-an-inbound-call.py b/voice/connect-an-inbound-call.py
index 8f11c9e..416f2b4 100755
--- a/voice/connect-an-inbound-call.py
+++ b/voice/connect-an-inbound-call.py
@@ -11,7 +11,7 @@ def answer_call():
             "from": "NEXMO_NUMBER",
             "endpoint": [{
                 "type": 'phone',
-                "number": "TO_NUMBER"
+                "number": "RECIPIENT_NUMBER"
             }]
         }
     ]    

From 4fbaa427c8ed172831c8cb94a130d5ce2a9f0b66 Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 10:53:30 +0100
Subject: [PATCH 04/17] Ignore Mac system file. Added building block. Fixed
 port on building block example.

---
 .gitignore                       |  2 ++
 voice/connect-an-inbound-call.py |  4 +--
 voice/record-a-call.py           | 42 ++++++++++++++++++++++++++++++++
 3 files changed, 46 insertions(+), 2 deletions(-)
 create mode 100755 voice/record-a-call.py

diff --git a/.gitignore b/.gitignore
index 19e815f..617d374 100644
--- a/.gitignore
+++ b/.gitignore
@@ -90,3 +90,5 @@ ENV/
 
 # nexmo key file
 private.key
+
+.DS_Store
diff --git a/voice/connect-an-inbound-call.py b/voice/connect-an-inbound-call.py
index 416f2b4..39c7e16 100755
--- a/voice/connect-an-inbound-call.py
+++ b/voice/connect-an-inbound-call.py
@@ -14,8 +14,8 @@ def answer_call():
                 "number": "RECIPIENT_NUMBER"
             }]
         }
-    ]    
+    ]
     return jsonify(ncco)
 
 if __name__ == '__main__':
-    app.run(port=9000)
+    app.run(port=3000)
diff --git a/voice/record-a-call.py b/voice/record-a-call.py
new file mode 100755
index 0000000..1ba8316
--- /dev/null
+++ b/voice/record-a-call.py
@@ -0,0 +1,42 @@
+#!/usr/bin/env python3
+from flask import Flask, request, jsonify
+from pprint import pprint
+
+app = Flask(__name__)
+
+@app.route("/webhooks/answer")
+def answer_call():
+    ncco = [
+        {
+            "action": "talk",
+            "text": "Hi, we will shortly forward your call. This call is recorded for quality assurance purposes."
+        },
+        {
+            "action": "record",
+            "eventUrl": ["https://275d6df0.ngrok.io/webhooks/recordings"]
+        },
+        {
+            "action": "connect",
+            "eventUrl": ["https://275d6df0.ngrok.io/webhooks/event"],
+            "from": "NEXMO_NUMBER",
+            "endpoint": [
+                {
+                    "type": "phone",
+                    "number": "RECIPIENT_NUMBER"
+                }
+            ]
+        }
+    ]
+    return jsonify(ncco)
+
+@app.route("/webhooks/recordings", methods=['POST'])
+def recordings():
+
+    data = request.get_json()
+    pprint(data)
+
+    recording_url = request.args['recording_url']
+    pprint(recording_url)
+
+if __name__ == '__main__':
+    app.run(port=3000)

From d5c0adfae20fde7f1034d2e9b12437c07a703f53 Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 11:13:00 +0100
Subject: [PATCH 05/17] Another building block plus fixes.

---
 voice/record-a-call-with-split-audio.py | 40 +++++++++++++++++++++++++
 voice/record-a-call.py                  |  7 ++---
 2 files changed, 42 insertions(+), 5 deletions(-)
 create mode 100755 voice/record-a-call-with-split-audio.py

diff --git a/voice/record-a-call-with-split-audio.py b/voice/record-a-call-with-split-audio.py
new file mode 100755
index 0000000..860efbc
--- /dev/null
+++ b/voice/record-a-call-with-split-audio.py
@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+from flask import Flask, request, jsonify
+from pprint import pprint
+
+app = Flask(__name__)
+
+@app.route("/webhooks/answer")
+def answer_call():
+    ncco = [
+        {
+            "action": "talk",
+            "text": "Hi, we will shortly forward your call. This call is recorded for quality assurance purposes."
+        },
+        {
+            "action": "record",
+            "split" : "conversation",
+            "eventUrl": ["https://demo.ngrok.io/webhooks/recordings"]
+        },
+        {
+            "action": "connect",
+            "eventUrl": ["https://demo.ngrok.io/webhooks/event"],
+            "from": "NEXMO_NUMBER",
+            "endpoint": [
+                {
+                    "type": "phone",
+                    "number": "RECIPIENT_NUMBER"
+                }
+            ]
+        }
+    ]
+    return jsonify(ncco)
+
+@app.route("/webhooks/recordings", methods=['POST'])
+def recordings():
+
+    data = request.get_json()
+    pprint(data)
+
+if __name__ == '__main__':
+    app.run(port=3000)
diff --git a/voice/record-a-call.py b/voice/record-a-call.py
index 1ba8316..b9bb471 100755
--- a/voice/record-a-call.py
+++ b/voice/record-a-call.py
@@ -13,11 +13,11 @@ def answer_call():
         },
         {
             "action": "record",
-            "eventUrl": ["https://275d6df0.ngrok.io/webhooks/recordings"]
+            "eventUrl": ["https://demo.ngrok.io/webhooks/recordings"]
         },
         {
             "action": "connect",
-            "eventUrl": ["https://275d6df0.ngrok.io/webhooks/event"],
+            "eventUrl": ["https://demo.ngrok.io/webhooks/event"],
             "from": "NEXMO_NUMBER",
             "endpoint": [
                 {
@@ -35,8 +35,5 @@ def recordings():
     data = request.get_json()
     pprint(data)
 
-    recording_url = request.args['recording_url']
-    pprint(recording_url)
-
 if __name__ == '__main__':
     app.run(port=3000)

From 18e57e9108db369ed1076b4d40ea112eb19be24e Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 11:48:25 +0100
Subject: [PATCH 06/17] New building block, plus fixed view response code (was
 missing).

---
 voice/record-a-call-with-split-audio.py |  2 +-
 voice/record-a-call.py                  |  2 +-
 voice/record-a-conversation.py          | 33 +++++++++++++++++++++++++
 3 files changed, 35 insertions(+), 2 deletions(-)
 create mode 100755 voice/record-a-conversation.py

diff --git a/voice/record-a-call-with-split-audio.py b/voice/record-a-call-with-split-audio.py
index 860efbc..8c6162d 100755
--- a/voice/record-a-call-with-split-audio.py
+++ b/voice/record-a-call-with-split-audio.py
@@ -32,9 +32,9 @@ def answer_call():
 
 @app.route("/webhooks/recordings", methods=['POST'])
 def recordings():
-
     data = request.get_json()
     pprint(data)
+    return ("200")
 
 if __name__ == '__main__':
     app.run(port=3000)
diff --git a/voice/record-a-call.py b/voice/record-a-call.py
index b9bb471..1190556 100755
--- a/voice/record-a-call.py
+++ b/voice/record-a-call.py
@@ -31,9 +31,9 @@ def answer_call():
 
 @app.route("/webhooks/recordings", methods=['POST'])
 def recordings():
-
     data = request.get_json()
     pprint(data)
+    return ("200")
 
 if __name__ == '__main__':
     app.run(port=3000)
diff --git a/voice/record-a-conversation.py b/voice/record-a-conversation.py
new file mode 100755
index 0000000..11129c2
--- /dev/null
+++ b/voice/record-a-conversation.py
@@ -0,0 +1,33 @@
+#!/usr/bin/env python3
+# `eventMethod` is a required workaround currently, otherwise `/webhooks/recordings` is never called.
+from flask import Flask, request, jsonify
+from pprint import pprint
+
+app = Flask(__name__)
+
+@app.route("/webhooks/answer")
+def answer_call():
+    ncco = [
+        {
+            "action": "talk",
+            "text": "Hi, welcome to this Nexmo conference call. This call is recorded for quality assurance purposes."
+        },
+        {
+        "action": "conversation",
+        "name": "nexmo-conference-standard",
+        "record": "true",
+        "eventMethod": "POST",
+        "eventUrl": ["https://demo.ngrok.io/webhooks/recordings"]
+        }
+    ]
+    return jsonify(ncco)
+
+@app.route("/webhooks/recordings", methods=['POST'])
+def recordings():
+    data = request.get_json()
+    pprint(data)
+    return ("200")
+
+
+if __name__ == '__main__':
+    app.run(port=3000)

From 0013292134e20e4f4e0d29d5f4ec4acc45e0fd96 Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 11:52:49 +0100
Subject: [PATCH 07/17] Formatting fix

---
 voice/record-a-conversation.py | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/voice/record-a-conversation.py b/voice/record-a-conversation.py
index 11129c2..12696ab 100755
--- a/voice/record-a-conversation.py
+++ b/voice/record-a-conversation.py
@@ -13,11 +13,11 @@ def answer_call():
             "text": "Hi, welcome to this Nexmo conference call. This call is recorded for quality assurance purposes."
         },
         {
-        "action": "conversation",
-        "name": "nexmo-conference-standard",
-        "record": "true",
-        "eventMethod": "POST",
-        "eventUrl": ["https://demo.ngrok.io/webhooks/recordings"]
+            "action": "conversation",
+            "name": "nexmo-conference-standard",
+            "record": "true",
+            "eventMethod": "POST",
+            "eventUrl": ["https://demo.ngrok.io/webhooks/recordings"]
         }
     ]
     return jsonify(ncco)
@@ -28,6 +28,5 @@ def recordings():
     pprint(data)
     return ("200")
 
-
 if __name__ == '__main__':
     app.run(port=3000)

From cf815b82dcab86960758a7eda21c44d47b7def2c Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 12:22:03 +0100
Subject: [PATCH 08/17] Fixed block to comply with spec (no welcome message).
 Plus two new blocks.

---
 voice/record-a-conversation.py       |  6 +-----
 voice/retrieve-info-for-a-call.py    | 12 ++++++++++++
 voice/retrieve-info-for-all-calls.py | 12 ++++++++++++
 3 files changed, 25 insertions(+), 5 deletions(-)
 create mode 100644 voice/retrieve-info-for-a-call.py
 create mode 100644 voice/retrieve-info-for-all-calls.py

diff --git a/voice/record-a-conversation.py b/voice/record-a-conversation.py
index 12696ab..fb0f213 100755
--- a/voice/record-a-conversation.py
+++ b/voice/record-a-conversation.py
@@ -8,13 +8,9 @@
 @app.route("/webhooks/answer")
 def answer_call():
     ncco = [
-        {
-            "action": "talk",
-            "text": "Hi, welcome to this Nexmo conference call. This call is recorded for quality assurance purposes."
-        },
         {
             "action": "conversation",
-            "name": "nexmo-conference-standard",
+            "name": "CONF_NAME",
             "record": "true",
             "eventMethod": "POST",
             "eventUrl": ["https://demo.ngrok.io/webhooks/recordings"]
diff --git a/voice/retrieve-info-for-a-call.py b/voice/retrieve-info-for-a-call.py
new file mode 100644
index 0000000..52b2445
--- /dev/null
+++ b/voice/retrieve-info-for-a-call.py
@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+import nexmo
+from pprint import pprint
+
+client = nexmo.Client(
+    application_id=APPLICATION_ID,
+    private_key=APPLICATION_PRIVATE_KEY_PATH,
+)
+
+# Note call can be made to current call or a completed call
+response = client.get_call("NEXMO_CALL_UUID")
+pprint(response)
diff --git a/voice/retrieve-info-for-all-calls.py b/voice/retrieve-info-for-all-calls.py
new file mode 100644
index 0000000..13d546a
--- /dev/null
+++ b/voice/retrieve-info-for-all-calls.py
@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+import nexmo
+from pprint import pprint
+
+client = nexmo.Client(
+    application_id=APPLICATION_ID,
+    private_key=APPLICATION_PRIVATE_KEY_PATH,
+)
+
+# Note call can be made to current call or a completed call
+response = client.get_calls()
+pprint(response)

From 48a8309f22c59fe6e589fec346fa2bd809e83790 Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 14:26:33 +0100
Subject: [PATCH 09/17] Ignore all private keys. Improved building block to
 comply more with spec.

---
 .gitignore                           |  3 ++-
 voice/retrieve-info-for-all-calls.py | 12 +++++++++---
 2 files changed, 11 insertions(+), 4 deletions(-)
 mode change 100644 => 100755 voice/retrieve-info-for-all-calls.py

diff --git a/.gitignore b/.gitignore
index 617d374..04f9a5e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -88,7 +88,8 @@ ENV/
 # Rope project settings
 .ropeproject
 
-# nexmo key file
+# nexmo key files
 private.key
+*.key
 
 .DS_Store
diff --git a/voice/retrieve-info-for-all-calls.py b/voice/retrieve-info-for-all-calls.py
old mode 100644
new mode 100755
index 13d546a..3165a61
--- a/voice/retrieve-info-for-all-calls.py
+++ b/voice/retrieve-info-for-all-calls.py
@@ -1,12 +1,18 @@
 #!/usr/bin/env python3
 import nexmo
 from pprint import pprint
+from datetime import datetime, timedelta
 
 client = nexmo.Client(
     application_id=APPLICATION_ID,
     private_key=APPLICATION_PRIVATE_KEY_PATH,
 )
 
-# Note call can be made to current call or a completed call
-response = client.get_calls()
-pprint(response)
+DATE_END = datetime.utcnow().replace(microsecond=0).isoformat()+"Z"
+DATE_START = (datetime.utcnow() - timedelta(hours=24, minutes=00)).replace(microsecond=0).isoformat()+"Z"
+
+params = {"date_start": DATE_START, "date_end": DATE_END}
+response = client.get_calls(params)
+calls = response['_embedded']['calls']
+for call in calls:
+    pprint(call)

From aae93d45c9ba55c21a70bd2abda034c210d0f9e4 Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 15:14:43 +0100
Subject: [PATCH 10/17] Pedantic change to make sure time interval exactly 24
 hours.

---
 voice/retrieve-info-for-all-calls.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/voice/retrieve-info-for-all-calls.py b/voice/retrieve-info-for-all-calls.py
index 3165a61..bcf8156 100755
--- a/voice/retrieve-info-for-all-calls.py
+++ b/voice/retrieve-info-for-all-calls.py
@@ -8,8 +8,9 @@
     private_key=APPLICATION_PRIVATE_KEY_PATH,
 )
 
-DATE_END = datetime.utcnow().replace(microsecond=0).isoformat()+"Z"
-DATE_START = (datetime.utcnow() - timedelta(hours=24, minutes=00)).replace(microsecond=0).isoformat()+"Z"
+NOW = datetime.utcnow()
+DATE_END = NOW.replace(microsecond=0).isoformat()+"Z"
+DATE_START = (NOW - timedelta(hours=24, minutes=00)).replace(microsecond=0).isoformat()+"Z"
 
 params = {"date_start": DATE_START, "date_end": DATE_END}
 response = client.get_calls(params)

From e18ed5819d734df4e1476ff7abedad5adb159ff8 Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 15:21:17 +0100
Subject: [PATCH 11/17] File is appears to be example.env. Plus a few minor
 typos fixed.

---
 README.md | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index 9011ad6..3aa3ef7 100644
--- a/README.md
+++ b/README.md
@@ -2,14 +2,14 @@
 
 Quickstarts also available for: [Java](https://github.com/nexmo-community/nexmo-java-quickstart), [.NET](https://github.com/nexmo-community/nexmo-dotnet-quickstart), [Node.js](https://github.com/nexmo-community/nexmo-node-quickstart), [PHP](https://github.com/nexmo-community/nexmo-php-quickstart),  [Ruby](https://github.com/nexmo-community/nexmo-ruby-quickstart)
 
-The purpose of the quickstart guide is to provide simple examples focused
-on one goal. For example, sending and SMS, handling and incoming SMS webhook,
-making a Text to Speech call.
+The purpose of the Quickstart guide is to provide simple examples focused
+on one goal. For example, sending an SMS, handling an incoming SMS webhook,
+or making a Text to Speech call.
 
 ## Setup
 
-To use this sample you will first need a [Nexmo account][sign-up]. Then rename
-the `.env-example` file to `.env` and set the values as required.
+To use the examples you will first need a [Nexmo account][sign-up]. Then rename
+the `example.env` file to `.env` and set the values as required.
 
 For some of the examples you will need to [buy a number][buy-number].
 

From e8a335b9908a7bec4217a89cf92851a6ba4c5b8b Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 16:00:17 +0100
Subject: [PATCH 12/17] Add new building block.

---
 voice/transfer-a-call.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100755 voice/transfer-a-call.py

diff --git a/voice/transfer-a-call.py b/voice/transfer-a-call.py
new file mode 100755
index 0000000..9abb8ea
--- /dev/null
+++ b/voice/transfer-a-call.py
@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+import nexmo
+from pprint import pprint
+
+client = nexmo.Client(
+    application_id=APPLICATION_ID,
+    private_key=APPLICATION_PRIVATE_KEY_PATH,
+)
+
+dest = {"type": "ncco", "url": ["https://developer.nexmo.com/ncco/tts.json"]}
+response = client.update_call(UUID, action="transfer", destination=dest)
+pprint(response)

From c9dcd1443b5457f6760c5f77951b5b0d590268db Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 16:09:37 +0100
Subject: [PATCH 13/17] New building block.

---
 voice/earmuff-a-call.py | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 voice/earmuff-a-call.py

diff --git a/voice/earmuff-a-call.py b/voice/earmuff-a-call.py
new file mode 100644
index 0000000..e174171
--- /dev/null
+++ b/voice/earmuff-a-call.py
@@ -0,0 +1,15 @@
+#!/usr/bin/env python3
+import nexmo
+import time
+from pprint import pprint
+
+client = nexmo.Client(
+    application_id=APPLICATION_ID,
+    private_key=APPLICATION_PRIVATE_KEY_PATH,
+)
+
+response = client.update_call(UUID, action="earmuff")
+pprint(response)
+time.sleep(5)
+response = client.update_call(UUID, action="unearmuff")
+pprint(response)

From fd7ad0e94f3854d36901fa58ea70090c0d129a31 Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 16:24:56 +0100
Subject: [PATCH 14/17] Add a new building block.

---
 voice/mute-a-call.py | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 voice/mute-a-call.py

diff --git a/voice/mute-a-call.py b/voice/mute-a-call.py
new file mode 100644
index 0000000..bfc96b7
--- /dev/null
+++ b/voice/mute-a-call.py
@@ -0,0 +1,15 @@
+#!/usr/bin/env python3
+import nexmo
+import time
+from pprint import pprint
+
+client = nexmo.Client(
+    application_id=APPLICATION_ID,
+    private_key=APPLICATION_PRIVATE_KEY_PATH,
+)
+
+response = client.update_call(UUID, action="mute")
+pprint(response)
+time.sleep(5)
+response = client.update_call(UUID, action="unmute")
+pprint(response)

From 67e63340a6dfe61a3f39b68db16886178cb3578d Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Wed, 2 May 2018 16:46:17 +0100
Subject: [PATCH 15/17] New building block.

---
 voice/connect-callers-to-a-conference.py | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 voice/connect-callers-to-a-conference.py

diff --git a/voice/connect-callers-to-a-conference.py b/voice/connect-callers-to-a-conference.py
new file mode 100644
index 0000000..abe517c
--- /dev/null
+++ b/voice/connect-callers-to-a-conference.py
@@ -0,0 +1,22 @@
+#!/usr/bin/env python3
+from flask import Flask, request, jsonify
+
+app = Flask(__name__)
+
+
+@app.route("/webhooks/answer")
+def answer_call():
+    ncco = [
+        {
+            "action": "talk",
+            "text": "Please wait while we connect you to the conference"
+        },
+        {
+            "action": "conversation",
+            "name": CONF_NAME
+        }]
+    return jsonify(ncco)
+
+
+if __name__ == '__main__':
+    app.run(port=3000)

From 154b9bce55c05a67ed882d0241b1e32895a1a81e Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Thu, 3 May 2018 14:41:08 +0100
Subject: [PATCH 16/17] Building block for join-outbound-calls

---
 voice/join-outbound-calls.py | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100755 voice/join-outbound-calls.py

diff --git a/voice/join-outbound-calls.py b/voice/join-outbound-calls.py
new file mode 100755
index 0000000..d02bcb1
--- /dev/null
+++ b/voice/join-outbound-calls.py
@@ -0,0 +1,29 @@
+#!/usr/bin/env python3
+from flask import Flask, request, jsonify
+
+app = Flask(__name__)
+
+@app.route("/webhooks/answer")
+def answer_call():
+    ncco = [
+        {
+            "action": "connect",
+            "from": "NEXMO_NUMBER",
+            "endpoint": [{
+                "type": 'phone',
+                "number": "RECIPIENT_NUMBER_1"
+            }]
+        },
+        {
+            "action": "connect",
+            "from": "NEXMO_NUMBER",
+            "endpoint": [{
+                "type": 'phone',
+                "number": "RECIPIENT_NUMBER_2"
+            }]
+        }        
+    ]
+    return jsonify(ncco)
+
+if __name__ == '__main__':
+    app.run(port=3000)

From aa029b9d2912c1090e36841c937c0a25117b98e5 Mon Sep 17 00:00:00 2001
From: Tony Bedford <tony.bedford@vonage.com>
Date: Tue, 22 May 2018 10:55:30 +0100
Subject: [PATCH 17/17] Updated based on Mark's feedback.

---
 .gitignore                              | 2 +-
 voice/record-a-call-with-split-audio.py | 2 +-
 voice/record-a-call.py                  | 2 +-
 voice/record-a-conversation.py          | 2 +-
 voice/retrieve-info-for-all-calls.py    | 3 +--
 5 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/.gitignore b/.gitignore
index 04f9a5e..22b6e42 100644
--- a/.gitignore
+++ b/.gitignore
@@ -89,7 +89,7 @@ ENV/
 .ropeproject
 
 # nexmo key files
-private.key
 *.key
 
 .DS_Store
+settings.json
diff --git a/voice/record-a-call-with-split-audio.py b/voice/record-a-call-with-split-audio.py
index 8c6162d..5894383 100755
--- a/voice/record-a-call-with-split-audio.py
+++ b/voice/record-a-call-with-split-audio.py
@@ -34,7 +34,7 @@ def answer_call():
 def recordings():
     data = request.get_json()
     pprint(data)
-    return ("200")
+    return "Webhook received"
 
 if __name__ == '__main__':
     app.run(port=3000)
diff --git a/voice/record-a-call.py b/voice/record-a-call.py
index 1190556..33c2185 100755
--- a/voice/record-a-call.py
+++ b/voice/record-a-call.py
@@ -33,7 +33,7 @@ def answer_call():
 def recordings():
     data = request.get_json()
     pprint(data)
-    return ("200")
+    return "webhook received"
 
 if __name__ == '__main__':
     app.run(port=3000)
diff --git a/voice/record-a-conversation.py b/voice/record-a-conversation.py
index fb0f213..05ddc64 100755
--- a/voice/record-a-conversation.py
+++ b/voice/record-a-conversation.py
@@ -22,7 +22,7 @@ def answer_call():
 def recordings():
     data = request.get_json()
     pprint(data)
-    return ("200")
+    return "Webhook received"
 
 if __name__ == '__main__':
     app.run(port=3000)
diff --git a/voice/retrieve-info-for-all-calls.py b/voice/retrieve-info-for-all-calls.py
index bcf8156..25cb4e4 100755
--- a/voice/retrieve-info-for-all-calls.py
+++ b/voice/retrieve-info-for-all-calls.py
@@ -12,8 +12,7 @@
 DATE_END = NOW.replace(microsecond=0).isoformat()+"Z"
 DATE_START = (NOW - timedelta(hours=24, minutes=00)).replace(microsecond=0).isoformat()+"Z"
 
-params = {"date_start": DATE_START, "date_end": DATE_END}
-response = client.get_calls(params)
+response = client.get_calls(date_start=DATE_START, date_end=DATE_END)
 calls = response['_embedded']['calls']
 for call in calls:
     pprint(call)