diff --git a/02-notifon/Pipfile.lock b/02-notifon/Pipfile.lock
index caa0367..789a82e 100644
--- a/02-notifon/Pipfile.lock
+++ b/02-notifon/Pipfile.lock
@@ -26,17 +26,17 @@
         },
         "botocore": {
             "hashes": [
-                "sha256:1c73eaf96a5f35741b72c382c5a19a97259f92271e919fd76a138991157610c4",
-                "sha256:5ac2108e44976730a514218be381cc0d83141e398fd7c55483b6ea2b181febd2"
+                "sha256:765a5c637ff792239727c327b221ed5a4d851e9f176ce8b8b9eca536425c74d4",
+                "sha256:adb4cb188cd0866e7337f9a049fc68db042b0340fd496d40bca349c8dbfc6a2d"
             ],
-            "version": "==1.13.43"
+            "version": "==1.13.50"
         },
         "certifi": {
             "hashes": [
-                "sha256:017c25db2a153ce562900032d5bc68e9f191e44e9a0f762f373977de9df1fbb3",
-                "sha256:25b64c7da4cd7479594d035c08c2d809eb4aab3a26e5a990ea98cc450c320f1f"
+                "sha256:78884e7c1d4b00ce3cea67b44566851c4343c120abd683433ce934a68ea58872",
+                "sha256:d62a0163eb4c2344ac042ab2bdf75399a71a2d8c7d47eac2e2ee91b9d6339569"
             ],
-            "version": "==2019.11.28"
+            "version": "==2021.10.8"
         },
         "chardet": {
             "hashes": [
@@ -51,6 +51,7 @@
                 "sha256:9e4d7ecfc600058e07ba661411a2b7de2fd0fafa17d1a7f7361cd47b1175c827",
                 "sha256:a2aeea129088da402665e92e0b25b04b073c04b2dce4ab65caaa38b7ce2e1a99"
             ],
+            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==0.15.2"
         },
         "idna": {
@@ -62,18 +63,19 @@
         },
         "jmespath": {
             "hashes": [
-                "sha256:3720a4b1bd659dd2eecad0666459b9788813e032b83e7ba58578e48254e0a0e6",
-                "sha256:bde2aef6f44302dfb30320115b17d030798de8c4110e28d5cf6cf91a7a31074c"
+                "sha256:b85d0567b8666149a93172712e68920734333c0ce7e89b78b3e987f71e5ed4f9",
+                "sha256:cdf6525904cc597730141d61b36f2e4b8ecc257c420fa2f4549bac2c2d0cb72f"
             ],
-            "version": "==0.9.4"
+            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==0.10.0"
         },
         "python-dateutil": {
             "hashes": [
-                "sha256:7e6584c74aeed623791615e26efd690f29817a27c73085b78e4bad02493df2fb",
-                "sha256:c89805f6f4d64db21ed966fda138f8a5ed7a4fdbc1a8ee329ce1b74e3c74da9e"
+                "sha256:0123cacc1627ae19ddf3c27a5de5bd67ee4586fbdd6440d9748f8abb483d3e86",
+                "sha256:961d03dc3453ebbc59dbdea9e4e11c5651520a876d0f4db161e8674aae935da9"
             ],
             "markers": "python_version >= '2.7'",
-            "version": "==2.8.0"
+            "version": "==2.8.2"
         },
         "requests": {
             "hashes": [
@@ -92,71 +94,68 @@
         },
         "six": {
             "hashes": [
-                "sha256:1f1b7d42e254082a9db6279deae68afb421ceba6158efa6131de7b3003ee93fd",
-                "sha256:30f610279e8b2578cab6db20741130331735c781b56053c59c4076da27f06b66"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
             ],
-            "version": "==1.13.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
         },
         "urllib3": {
             "hashes": [
-                "sha256:a8a318824cc77d1fd4b2bec2ded92646630d7fe8619497b142c84a9e6f5a7293",
-                "sha256:f3c5fd51747d450d4dcf6f923c81f78f811aab8205fda64b0aba34a4e48b0745"
+                "sha256:8d7eaa5a82a1cac232164990f04874c594c9453ec55eef02eab885aa02fc17a2",
+                "sha256:f5321fbe4bf3fefa0efd0bfe7fb14e90909eb62a48ccda331726b4319897dd5e"
             ],
-            "markers": "python_version >= '3.4'",
-            "version": "==1.25.7"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
+            "version": "==1.25.11"
         }
     },
     "develop": {
         "backcall": {
             "hashes": [
-                "sha256:38ecd85be2c1e78f77fd91700c76e14667dc21e2713b63876c0eb901196e01e4",
-                "sha256:bbbf4b1e5cd2bdb08f915895b51081c041bac22394fdfcfdfbe9f14b77c08bf2"
+                "sha256:5cbdbf27be5e7cfadb448baf0aa95508f91f2bbc6c6437cd9cd06e2a4c215e1e",
+                "sha256:fbbce6a29f263178a1f7915c1940bde0ec2b2a967566fe1c65c1dfb7422bd255"
             ],
-            "version": "==0.1.0"
-        },
-        "colorama": {
-            "hashes": [
-                "sha256:7d73d2a99753107a36ac6b455ee49046802e59d9d076ef8e47b61499fa29afff",
-                "sha256:e96da0d330793e2cb9485e9ddfd918d456036c7149416295932478192f4436a1"
-            ],
-            "markers": "sys_platform == 'win32'",
-            "version": "==0.4.3"
+            "version": "==0.2.0"
         },
         "decorator": {
             "hashes": [
-                "sha256:54c38050039232e1db4ad7375cfce6748d7b41c29e95a081c8a6d2c30364a2ce",
-                "sha256:5d19b92a3c8f7f101c8dd86afd86b0f061a8ce4540ab8cd401fa2542756bce6d"
+                "sha256:637996211036b6385ef91435e4fae22989472f9d571faba8927ba8253acbc330",
+                "sha256:b8c3f85900b9dc423225913c5aace94729fe1fa9763b38939a95226f02d37186"
             ],
-            "version": "==4.4.1"
+            "markers": "python_version >= '3.5'",
+            "version": "==5.1.1"
         },
         "ipython": {
             "hashes": [
-                "sha256:190a279bd3d4fc585a611e9358a88f1048cc57fd688254a86f9461889ee152a6",
-                "sha256:762d79a62b6aa96b04971e920543f558dfbeedc0468b899303c080c8068d4ac2"
+                "sha256:5ac47dc9af66fc2f5530c12069390877ae372ac905edca75a92a6e363b5d7caa",
+                "sha256:c0427ed8bc33ac481faf9d3acf7e84e0010cdaada945e0badd1e2e74cc075833"
             ],
             "index": "pypi",
-            "version": "==7.10.2"
+            "version": "==7.16.3"
         },
-        "ipython-genutils": {
+        "jedi": {
             "hashes": [
-                "sha256:72dd37233799e619666c9f639a9da83c34013a73e8bbc79a7a6348d93c61fab8",
-                "sha256:eb2e116e75ecef9d4d228fdc66af54269afa26ab4463042e33785b887c628ba8"
+                "sha256:86ed7d9b750603e4ba582ea8edc678657fb4007894a12bcf6f4bb97892f31d20",
+                "sha256:98cc583fa0f2f8304968199b01b6b4b94f469a1f4a74c1560506ca2a211378b5"
             ],
-            "version": "==0.2.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==0.17.2"
         },
-        "jedi": {
+        "parso": {
             "hashes": [
-                "sha256:1349c1e8c107095a55386628bb3b2a79422f3a2cab8381e34ce19909e0cf5064",
-                "sha256:e909527104a903606dd63bea6e8e888833f0ef087057829b89a18364a856f807"
+                "sha256:97218d9159b2520ff45eb78028ba8b50d2bc61dcc062a9682666f2dc4bd331ea",
+                "sha256:caba44724b994a8a5e086460bb212abc5a8bc46951bf4a9a1210745953622eb9"
             ],
-            "version": "==0.15.2"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==0.7.1"
         },
-        "parso": {
+        "pexpect": {
             "hashes": [
-                "sha256:55cf25df1a35fd88b878715874d2c4dc1ad3f0eebd1e0266a67e1f55efccfbe1",
-                "sha256:5c1f7791de6bd5dbbeac8db0ef5594b36799de198b3f7f7014643b0c5536b9d3"
+                "sha256:0b48a55dcb3c05f3329815901ea4fc1537514d6ba867a152b581d69ae3710937",
+                "sha256:fc65a43959d153d0114afe13997d439c22823a27cefceb5ff35c2178c6784c0c"
             ],
-            "version": "==0.5.2"
+            "markers": "sys_platform != 'win32'",
+            "version": "==4.8.0"
         },
         "pickleshare": {
             "hashes": [
@@ -167,38 +166,49 @@
         },
         "prompt-toolkit": {
             "hashes": [
-                "sha256:0278d2f51b5ceba6ea8da39f76d15684e84c996b325475f6e5720edc584326a7",
-                "sha256:63daee79aa8366c8f1c637f1a4876b890da5fc92a19ebd2f7080ebacb901e990"
+                "sha256:1bb05628c7d87b645974a1bad3f17612be0c29fa39af9f7688030163f680bad6",
+                "sha256:e56f2ff799bacecd3e88165b1e2f5ebf9bcd59e80e06d395fa0cc4b8bd7bb506"
             ],
-            "version": "==3.0.2"
+            "markers": "python_full_version >= '3.6.2'",
+            "version": "==3.0.24"
+        },
+        "ptyprocess": {
+            "hashes": [
+                "sha256:4b41f3967fce3af57cc7e94b888626c18bf37a083e3651ca8feeb66d492fef35",
+                "sha256:5c5d0a3b48ceee0b48485e0c26037c0acd7d29765ca3fbb5cb3831d347423220"
+            ],
+            "version": "==0.7.0"
         },
         "pygments": {
             "hashes": [
-                "sha256:2a3fe295e54a20164a9df49c75fa58526d3be48e14aceba6d6b1e8ac0bfd6f1b",
-                "sha256:98c8aa5a9f778fcd1026a17361ddaf7330d1b7c62ae97c3bb0ae73e0b9b6b0fe"
+                "sha256:44238f1b60a76d78fc8ca0528ee429702aae011c265fe6a8dd8b63049ae41c65",
+                "sha256:4e426f72023d88d03b2fa258de560726ce890ff3b630f88c21cbb8b2503b8c6a"
             ],
-            "version": "==2.5.2"
+            "markers": "python_version >= '3.5'",
+            "version": "==2.11.2"
         },
-        "six": {
+        "setuptools": {
             "hashes": [
-                "sha256:1f1b7d42e254082a9db6279deae68afb421ceba6158efa6131de7b3003ee93fd",
-                "sha256:30f610279e8b2578cab6db20741130331735c781b56053c59c4076da27f06b66"
+                "sha256:2404879cda71495fc4d5cbc445ed52fdaddf352b36e40be8dcc63147cb4edabe",
+                "sha256:68eb94073fc486091447fcb0501efd6560a0e5a1839ba249e5ff3c4c93f05f90"
             ],
-            "version": "==1.13.0"
+            "markers": "python_version >= '3.7'",
+            "version": "==60.5.0"
         },
         "traitlets": {
             "hashes": [
-                "sha256:70b4c6a1d9019d7b4f6846832288f86998aa3b9207c6821f3578a6a6a467fe44",
-                "sha256:d023ee369ddd2763310e4c3eae1ff649689440d4ae59d7485eb4cfbbe3e359f7"
+                "sha256:059f456c5a7c1c82b98c2e8c799f39c9b8128f6d0d46941ee118daace9eb70c7",
+                "sha256:2d313cc50a42cd6c277e7d7dc8d4d7fedd06a2c215f78766ae7b1a66277e0033"
             ],
-            "version": "==4.3.3"
+            "markers": "python_version >= '3.7'",
+            "version": "==5.1.1"
         },
         "wcwidth": {
             "hashes": [
-                "sha256:3df37372226d6e63e1b1e1eda15c594bca98a22d33a23832a90998faa96bc65e",
-                "sha256:f4ebe71925af7b40a864553f761ed559b43544f8f71746c2d756c7fe788ade7c"
+                "sha256:beb4802a9cebb9144e99086eff703a642a13d6a0052920003a230f3294bbe784",
+                "sha256:c4d647b99872929fdb7bdcaa4fbe7f01413ed3d98077df798530e5b04f116c83"
             ],
-            "version": "==0.1.7"
+            "version": "==0.2.5"
         }
     }
 }