From 5263ba99d9c67684a93cefd2efb864e9a5327564 Mon Sep 17 00:00:00 2001
From: Gavin Ooi <ooigavin@gmail.com>
Date: Mon, 5 Oct 2020 22:18:24 +0800
Subject: [PATCH 1/2] Add mypy check to github actions

---
 .github/workflows/python-package.yml |   4 +
 Pipfile.lock                         | 196 ++++++++++++++++++++++-----
 setup.cfg                            |   5 +-
 setup.py                             |   3 +-
 4 files changed, 169 insertions(+), 39 deletions(-)

diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 3105b94..80dba14 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -32,6 +32,10 @@ jobs:
     - name: Test with pytest
       run: |
         python setup.py test
+    - name: Run mypy
+      continue-on-error: true
+      run: |
+        mypy pyms
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names
diff --git a/Pipfile.lock b/Pipfile.lock
index f585ade..24de97e 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -26,21 +26,22 @@
                 "sha256:26b54ddbbb9ee1d34d5d3668dd37d6cf74990ab23c828c2888dccdceee395594",
                 "sha256:fce7fc47dfc976152e82d53ff92fa0407700c21acd20886a13777a0d20e655dc"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==20.2.0"
         },
         "boto3": {
             "hashes": [
-                "sha256:87534080a5addad135fcd631fa8b57a12e1a234c23d86521e84fbbd9217fd6a5",
-                "sha256:c4c84c6647e84a9f270d86da7eea1a250c2529e26ddb39320546f235327f10e6"
+                "sha256:5f3969dd167b787e5bc6742afbfe15e149051d8c6aa1edaa4858133384f64ec7",
+                "sha256:713da2b28e9e4cd77e922690c97935dd2316ab27635b6bab4745a2d42bd887ec"
             ],
-            "version": "==1.15.6"
+            "version": "==1.15.11"
         },
         "botocore": {
             "hashes": [
-                "sha256:31f04b68a6ebe8cfa97b4d70f54f29aef8b6a0bc9c4da7b8ee9b6a53fc69edae",
-                "sha256:3de32a03679bb172a41c38e3c9af3f7259f3637f705aa2ac384b3233dc985b85"
+                "sha256:1531ee5d7f7d0f0d9a12ea829ef046ac52063a1948409ae19a452a3f47a07937",
+                "sha256:a0514ba531148af26fe36bf75c73089698a5ed8ae150695b96e7cbdf32dd232b"
             ],
-            "version": "==1.18.6"
+            "version": "==1.18.11"
         },
         "certifi": {
             "hashes": [
@@ -102,14 +103,15 @@
                 "sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a",
                 "sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==7.1.2"
         },
         "clickclick": {
             "hashes": [
-                "sha256:4a890aaa9c3990cfabd446294eb34e3dc89701101ac7b41c1bff85fc210f6d23",
-                "sha256:ab8f229fb9906a86634bdfc6fabfc2b665f44804170720db4f6e1d98f8a58f3d"
+                "sha256:4efb13e62353e34c5eef7ed6582c4920b418d7dedc86d819e22ee089ba01802c",
+                "sha256:c8f33e6d9ec83f68416dd2136a7950125bd256ec39ccc9a85c6e280a16be2bb5"
             ],
-            "version": "==1.2.2"
+            "version": "==20.10.2"
         },
         "connexion": {
             "extras": [
@@ -119,6 +121,7 @@
                 "sha256:1ccfac57d4bb7adf4295ba6f5e48f5a1f66057df6a0713417766c9b5235182ee",
                 "sha256:5439e9659a89c4380d93a07acfbf3380d70be4130574de8881e5f0dfec7ad0e2"
             ],
+            "markers": "python_version >= '3.6'",
             "version": "==2.7.0"
         },
         "contextlib2": {
@@ -126,6 +129,7 @@
                 "sha256:01f490098c18b19d2bd5bb5dc445b2054d2fa97f09a4280ba2c5f3c394c8162e",
                 "sha256:3355078a159fbb44ee60ea80abd0d87b80b78c248643b49aa6d94673b413609b"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==0.6.0.post1"
         },
         "cryptography": {
@@ -153,6 +157,7 @@
                 "sha256:f0e099fc4cc697450c3dd4031791559692dd941a95254cb9aeded66a7aa8b9bc",
                 "sha256:f99317a0fa2e49917689b8cf977510addcfaaab769b3f899b9c481bbd76730c2"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==3.1.1"
         },
         "flask": {
@@ -160,6 +165,7 @@
                 "sha256:4efa1ae2d7c9865af48986de8aeb8504bf32c7f3d6fdc9353d34b21f4b127060",
                 "sha256:8a4fdd8936eba2512e9c85df320a37e694c93945b33ef33c89946a340a238557"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==1.1.2"
         },
         "flask-opentracing": {
@@ -172,6 +178,7 @@
             "hashes": [
                 "sha256:b1bead90b70cf6ec3f0710ae53a525360fa360d306a86583adc6bf83a4db537d"
             ],
+            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==0.18.2"
         },
         "idna": {
@@ -179,6 +186,7 @@
                 "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6",
                 "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.10"
         },
         "importlib-metadata": {
@@ -194,6 +202,7 @@
                 "sha256:1a29730d366e996aaacffb2f1f1cb9593dc38e2ddd30c91250c6dde09ea9b417",
                 "sha256:f38b2b640938a4f35ade69ac3d053042959b62a0f1076a5bbaa1b9526605a8a2"
             ],
+            "markers": "python_version >= '3.5'",
             "version": "==0.5.1"
         },
         "itsdangerous": {
@@ -201,6 +210,7 @@
                 "sha256:321b033d07f2a4136d3ec762eac9f16a10ccd60f53c0c91af90217ace7ba1f19",
                 "sha256:b12271b2047cb23eeb98c8b5622e2e5c5e9abd9784a153e9d8ef9cb4dd09d749"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.1.0"
         },
         "jaeger-client": {
@@ -214,6 +224,7 @@
                 "sha256:89aab215427ef59c34ad58735269eb58b1a5808103067f7bb9d5836c651b3bb0",
                 "sha256:f0a4641d3cf955324a89c04f3d94663aa4d638abe8f733ecd3582848e1c37035"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==2.11.2"
         },
         "jmespath": {
@@ -221,6 +232,7 @@
                 "sha256:b85d0567b8666149a93172712e68920734333c0ce7e89b78b3e987f71e5ed4f9",
                 "sha256:cdf6525904cc597730141d61b36f2e4b8ecc257c420fa2f4549bac2c2d0cb72f"
             ],
+            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==0.10.0"
         },
         "jsonschema": {
@@ -266,6 +278,7 @@
                 "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7",
                 "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.1.1"
         },
         "openapi-spec-validator": {
@@ -315,25 +328,37 @@
                 "sha256:2d475327684562c3a96cc71adf7dc8c4f0565175cf86b6d7a404ff4c771f15f0",
                 "sha256:7582ad22678f0fcd81102833f60ef8d0e57288b6b5fb00323d101be910e35705"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.20"
         },
         "pyrsistent": {
             "hashes": [
                 "sha256:2e636185d9eb976a18a8a8e96efce62f2905fea90041958d8cc2a189756ebf3e"
             ],
+            "markers": "python_version >= '3.5'",
             "version": "==0.17.3"
         },
+        "pytest-runner": {
+            "hashes": [
+                "sha256:5534b08b133ef9a5e2c22c7886a8f8508c95bb0b0bdc6cc13214f269c3c70d51",
+                "sha256:96c7e73ead7b93e388c5d614770d2bae6526efd997757d3543fe17b557a0942b"
+            ],
+            "markers": "python_version >= '2.7'",
+            "version": "==5.2"
+        },
         "python-dateutil": {
             "hashes": [
                 "sha256:73ebfe9dbf22e832286dafa60473e4cd239f8592f699aa5adaf10050e6e1823c",
                 "sha256:75bb3f31ea686f1197762692a9ee6a7550b59fc6ca3a1f4b5d7e32fb98e2da2a"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.8.1"
         },
         "python-json-logger": {
             "hashes": [
                 "sha256:6c15023a8571200228472d4c9de7cb891cd45f670061f7729b8209bf643d5bbf"
             ],
+            "markers": "python_version >= '3.4'",
             "version": "==2.0.0"
         },
         "pyyaml": {
@@ -357,6 +382,7 @@
                 "sha256:b3559a131db72c33ee969480840fff4bb6dd111de7dd27c8ee1f820f4f00231b",
                 "sha256:fe75cc94a9443b9246fc7049224f75604b113c36acb93f87b80ed42c44cbb898"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==2.24.0"
         },
         "s3transfer": {
@@ -371,6 +397,7 @@
                 "sha256:21e80ca738975ed513cba859db0a0d2faca2380aef1962f48272ebf9a8a44bd4",
                 "sha256:c0a4a9d1e45557297a722ee9bac3de2ec2ea79016b6ffcaca609b0bc62cf4276"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.10.2"
         },
         "six": {
@@ -378,6 +405,7 @@
                 "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
                 "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.15.0"
         },
         "swagger-ui-bundle": {
@@ -410,6 +438,7 @@
                 "sha256:d4b3e5329f572f055b587efc57d29bd051589fb5a43ec8898c77a47ec2fa2bbb",
                 "sha256:e5f2585afccbff22390cddac29849df463b252b711aa2ce7c5f3f342a5b3b444"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==5.1.1"
         },
         "urllib3": {
@@ -425,6 +454,7 @@
                 "sha256:2de2a5db0baeae7b2d2664949077c2ac63fbd16d98da0ff71837f7d1dea3fd43",
                 "sha256:6c80b1e5ad3665290ea39320b91e1be1e0d5f60652b964a3070216de83d2e47c"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==1.0.1"
         },
         "wrapt": {
@@ -435,10 +465,11 @@
         },
         "zipp": {
             "hashes": [
-                "sha256:43f4fa8d8bb313e65d8323a3952ef8756bf40f9a5c3ea7334be23ee4ec8278b6",
-                "sha256:b52f22895f4cfce194bc8172f3819ee8de7540aa6d873535a8668b730b8b411f"
+                "sha256:64ad89efee774d1897a58607895d80789c59778ea02185dd846ac38394a8642b",
+                "sha256:eed8ec0b8d1416b2ca33516a37a08892442f3954dee131e92cfd92d8fe3e7066"
             ],
-            "version": "==3.2.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==3.3.0"
         }
     },
     "develop": {
@@ -461,6 +492,7 @@
                 "sha256:2f4078c2a41bf377eea06d71c9d2ba4eb8f6b1af2135bec27bbbb7d8f12bb703",
                 "sha256:bc58d83eb610252fd8de6363e39d4f1d0619c894b0ed24603b881c02e64c7386"
             ],
+            "markers": "python_version >= '3.5'",
             "version": "==2.4.2"
         },
         "attrs": {
@@ -468,6 +500,7 @@
                 "sha256:26b54ddbbb9ee1d34d5d3668dd37d6cf74990ab23c828c2888dccdceee395594",
                 "sha256:fce7fc47dfc976152e82d53ff92fa0407700c21acd20886a13777a0d20e655dc"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==20.2.0"
         },
         "bandit": {
@@ -543,6 +576,7 @@
                 "sha256:d2b5255c7c6349bc1bd1e59e08cd12acbbd63ce649f2588755783aa94dfb6b1a",
                 "sha256:dacca89f4bfadd5de3d7489b7c8a566eee0d3676333fbb50030263894c38c0dc"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==7.1.2"
         },
         "coverage": {
@@ -582,6 +616,7 @@
                 "sha256:cedb2f9e1f990918ea061f28a0f0077a07702e3819602d3507e2ff98c8d20636",
                 "sha256:e8caf961e1b1a945db76f1b5fa9c91498d15f545ac0ababbe575cfab185d3bd8"
             ],
+            "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": "==5.3"
         },
         "cryptography": {
@@ -609,6 +644,7 @@
                 "sha256:f0e099fc4cc697450c3dd4031791559692dd941a95254cb9aeded66a7aa8b9bc",
                 "sha256:f99317a0fa2e49917689b8cf977510addcfaaab769b3f899b9c481bbd76730c2"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==3.1.1"
         },
         "distlib": {
@@ -623,6 +659,7 @@
                 "sha256:a1b5f169102e1c894f9a7d5ccf6f9402a836a5d24be80a986c7ce9eaed78f367",
                 "sha256:e953a25e44ebb60a5c6efc2add4420c177f1d8404509da88da9729202f306994"
             ],
+            "markers": "python_version >= '3.5'",
             "version": "==0.5.1"
         },
         "filelock": {
@@ -634,22 +671,25 @@
         },
         "flake8": {
             "hashes": [
-                "sha256:15e351d19611c887e482fb960eae4d44845013cc142d42896e9862f775d8cf5c",
-                "sha256:f04b9fcbac03b0a3e58c0ab3a0ecc462e023a9faf046d57794184028123aa208"
+                "sha256:749dbbd6bfd0cf1318af27bf97a14e28e5ff548ef8e5b1566ccfb25a11e7c839",
+                "sha256:aadae8761ec651813c24be05c6f7b4680857ef6afaae4651a4eccaef97ce6c3b"
             ],
-            "version": "==3.8.3"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==3.8.4"
         },
         "flask": {
             "hashes": [
                 "sha256:4efa1ae2d7c9865af48986de8aeb8504bf32c7f3d6fdc9353d34b21f4b127060",
                 "sha256:8a4fdd8936eba2512e9c85df320a37e694c93945b33ef33c89946a340a238557"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==1.1.2"
         },
         "future": {
             "hashes": [
                 "sha256:b1bead90b70cf6ec3f0710ae53a525360fa360d306a86583adc6bf83a4db537d"
             ],
+            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==0.18.2"
         },
         "gitdb": {
@@ -657,20 +697,23 @@
                 "sha256:91f36bfb1ab7949b3b40e23736db18231bf7593edada2ba5c3a174a7b23657ac",
                 "sha256:c9e1f2d0db7ddb9a704c2a0217be31214e91a4fe1dea1efad19ae42ba0c285c9"
             ],
+            "markers": "python_version >= '3.4'",
             "version": "==4.0.5"
         },
         "gitpython": {
             "hashes": [
-                "sha256:080bf8e2cf1a2b907634761c2eaefbe83b69930c94c66ad11b65a8252959f912",
-                "sha256:1858f4fd089abe92ae465f01d5aaaf55e937eca565fb2c1fce35a51b5f85c910"
+                "sha256:138016d519bf4dd55b22c682c904ed2fd0235c3612b2f8f65ce218ff358deed8",
+                "sha256:a03f728b49ce9597a6655793207c6ab0da55519368ff5961e4a74ae475b9fa8e"
             ],
-            "version": "==3.1.8"
+            "markers": "python_version >= '3.4'",
+            "version": "==3.1.9"
         },
         "googleapis-common-protos": {
             "hashes": [
                 "sha256:560716c807117394da12cecb0a54da5a451b5cf9866f1d37e9a5e2329a665351",
                 "sha256:c8961760f5aad9a711d37b675be103e0cc4e9a39327e0d6d857872f698403e24"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.52.0"
         },
         "idna": {
@@ -678,6 +721,7 @@
                 "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6",
                 "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.10"
         },
         "importlib-metadata": {
@@ -697,16 +741,18 @@
         },
         "isort": {
             "hashes": [
-                "sha256:6187a9f1ce8784cbc6d1b88790a43e6083a6302f03e9ae482acc0f232a98c843",
-                "sha256:c16eaa7432a1c004c585d79b12ad080c6c421dd18fe27982ca11f95e6898e432"
+                "sha256:36f0c6659b9000597e92618d05b72d4181104cf59472b1c6a039e3783f930c95",
+                "sha256:ba040c24d20aa302f78f4747df549573ae1eaf8e1084269199154da9c483f07f"
             ],
-            "version": "==5.5.3"
+            "markers": "python_version >= '3.6' and python_version < '4.0'",
+            "version": "==5.5.4"
         },
         "itsdangerous": {
             "hashes": [
                 "sha256:321b033d07f2a4136d3ec762eac9f16a10ccd60f53c0c91af90217ace7ba1f19",
                 "sha256:b12271b2047cb23eeb98c8b5622e2e5c5e9abd9784a153e9d8ef9cb4dd09d749"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.1.0"
         },
         "jinja2": {
@@ -714,20 +760,23 @@
                 "sha256:89aab215427ef59c34ad58735269eb58b1a5808103067f7bb9d5836c651b3bb0",
                 "sha256:f0a4641d3cf955324a89c04f3d94663aa4d638abe8f733ecd3582848e1c37035"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==2.11.2"
         },
         "joblib": {
             "hashes": [
-                "sha256:8f52bf24c64b608bf0b2563e0e47d6fcf516abc8cfafe10cfd98ad66d94f92d6",
-                "sha256:d348c5d4ae31496b2aa060d6d9b787864dd204f9480baaa52d18850cb43e9f49"
+                "sha256:698c311779f347cf6b7e6b8a39bb682277b8ee4aba8cf9507bc0cf4cd4737b72",
+                "sha256:9e284edd6be6b71883a63c9b7f124738a3c16195513ad940eae7e3438de885d5"
             ],
-            "version": "==0.16.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==0.17.0"
         },
         "jsonpickle": {
             "hashes": [
                 "sha256:8919c166bac0574e3d74425c7559434062002d9dfc0ac2afa6dc746ba4a19439",
                 "sha256:e8d4b7cd0bd6826001a74377df1079a76ad8bae0f909282de2554164c837c8ba"
             ],
+            "markers": "python_version >= '2.7'",
             "version": "==1.4.1"
         },
         "lazy-object-proxy": {
@@ -754,6 +803,7 @@
                 "sha256:efa1909120ce98bbb3777e8b6f92237f5d5c8ea6758efea36a473e1d38f7d3e4",
                 "sha256:f3900e8a5de27447acbf900b4750b0ddfd7ec1ea7fbaf11dfa911141bc522af0"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.4.3"
         },
         "lightstep": {
@@ -784,6 +834,7 @@
                 "sha256:1fafe3f1ecabfb514a5285fca634a53c1b32a81cb0feb154264d55bf2ff22c17",
                 "sha256:c467cd6233885534bf0fe96e62e3cf46cfc1605112356c4f9981512b8174de59"
             ],
+            "markers": "python_version >= '3.5'",
             "version": "==3.2.2"
         },
         "markupsafe": {
@@ -822,6 +873,7 @@
                 "sha256:e249096428b3ae81b08327a63a485ad0878de3fb939049038579ac0ef61e17e7",
                 "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.1.1"
         },
         "mccabe": {
@@ -836,22 +888,51 @@
                 "sha256:096f52ff52c02c7e90332d2e53da862fde5c062086e1b5356a6e392d5d60f5e9",
                 "sha256:f0b61e5402b99d7789efa032c7a74c90a20220a9c81749da06dbfbcbd52ffb39"
             ],
+            "markers": "python_version >= '3.5'",
             "version": "==1.1.2"
         },
         "mkdocs-material": {
             "hashes": [
-                "sha256:79bf2951e5b9d435b8e1c0c3340a642f8359d90656b9344e64d9a2b7b6d2a1bb",
-                "sha256:8facb50db21fc0152ea5459ef67298512370503816dd2a6a2887f67330f61ed2"
+                "sha256:1adcb2d1b76b200e26c54b68784a0b3c4cf9bf21efe1c43edf5c59e514b30ef6",
+                "sha256:67334845400089e87370661bd0b885ba0cc995920ef1d11259d72300a6b9893f"
             ],
-            "version": "==6.0.1"
+            "version": "==6.0.2"
         },
         "mkdocs-material-extensions": {
             "hashes": [
                 "sha256:6947fb7f5e4291e3c61405bad3539d81e0b3cd62ae0d66ced018128af509c68f",
                 "sha256:d90c807a88348aa6d1805657ec5c0b2d8d609c110e62b9dce4daf7fa981fa338"
             ],
+            "markers": "python_version >= '3.5'",
             "version": "==1.0.1"
         },
+        "mypy": {
+            "hashes": [
+                "sha256:2c6cde8aa3426c1682d35190b59b71f661237d74b053822ea3d748e2c9578a7c",
+                "sha256:3fdda71c067d3ddfb21da4b80e2686b71e9e5c72cca65fa216d207a358827f86",
+                "sha256:5dd13ff1f2a97f94540fd37a49e5d255950ebcdf446fb597463a40d0df3fac8b",
+                "sha256:6731603dfe0ce4352c555c6284c6db0dc935b685e9ce2e4cf220abe1e14386fd",
+                "sha256:6bb93479caa6619d21d6e7160c552c1193f6952f0668cdda2f851156e85186fc",
+                "sha256:81c7908b94239c4010e16642c9102bfc958ab14e36048fa77d0be3289dda76ea",
+                "sha256:9c7a9a7ceb2871ba4bac1cf7217a7dd9ccd44c27c2950edbc6dc08530f32ad4e",
+                "sha256:a4a2cbcfc4cbf45cd126f531dedda8485671545b43107ded25ce952aac6fb308",
+                "sha256:b7fbfabdbcc78c4f6fc4712544b9b0d6bf171069c6e0e3cb82440dd10ced3406",
+                "sha256:c05b9e4fb1d8a41d41dec8786c94f3b95d3c5f528298d769eb8e73d293abc48d",
+                "sha256:d7df6eddb6054d21ca4d3c6249cae5578cb4602951fd2b6ee2f5510ffb098707",
+                "sha256:e0b61738ab504e656d1fe4ff0c0601387a5489ca122d55390ade31f9ca0e252d",
+                "sha256:eff7d4a85e9eea55afa34888dfeaccde99e7520b51f867ac28a48492c0b1130c",
+                "sha256:f05644db6779387ccdb468cc47a44b4356fc2ffa9287135d05b70a98dc83b89a"
+            ],
+            "markers": "python_version >= '3.5'",
+            "version": "==0.782"
+        },
+        "mypy-extensions": {
+            "hashes": [
+                "sha256:090fedd75945a69ae91ce1303b5824f428daf5a028d2f6ab8a299250a846f15d",
+                "sha256:2d82818f5bb3e369420cb3c4060a7970edba416647068eb4c5343488a6c604a8"
+            ],
+            "version": "==0.4.3"
+        },
         "nltk": {
             "hashes": [
                 "sha256:845365449cd8c5f9731f7cb9f8bd6fd0767553b9d53af9eb1b3abf7700936b35"
@@ -869,6 +950,7 @@
                 "sha256:4357f74f47b9c12db93624a82154e9b120fa8293699949152b22065d556079f8",
                 "sha256:998416ba6962ae7fbd6596850b80e17859a5753ba17c32284f67bfff33784181"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==20.4"
         },
         "pbr": {
@@ -876,6 +958,7 @@
                 "sha256:14bfd98f51c78a3dd22a1ef45cf194ad79eee4a19e8e1a0d5c7f8e81ffe182ea",
                 "sha256:5adc0f9fc64319d8df5ca1e4e06eea674c26b80e6f00c530b18ce6a6592ead15"
             ],
+            "markers": "python_version >= '2.6'",
             "version": "==5.5.0"
         },
         "pluggy": {
@@ -883,6 +966,7 @@
                 "sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0",
                 "sha256:966c145cd83c96502c3c3868f50408687b38434af77734af1e9ca461a4081d2d"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==0.13.1"
         },
         "protobuf": {
@@ -913,6 +997,7 @@
                 "sha256:366389d1db726cd2fcfc79732e75410e5fe4d31db13692115529d34069a043c2",
                 "sha256:9ca6883ce56b4e8da7e79ac18787889fa5206c79dcc67fb065376cd2fe03f342"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.9.0"
         },
         "py-ms": {
@@ -927,6 +1012,7 @@
                 "sha256:2295e7b2f6b5bd100585ebcb1f616591b652db8a741695b3d8f5d28bdc934367",
                 "sha256:c58a7d2815e0e8d7972bf1803331fb0152f867bd89adf8a01dfd55085434192e"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.6.0"
         },
         "pycparser": {
@@ -934,6 +1020,7 @@
                 "sha256:2d475327684562c3a96cc71adf7dc8c4f0565175cf86b6d7a404ff4c771f15f0",
                 "sha256:7582ad22678f0fcd81102833f60ef8d0e57288b6b5fb00323d101be910e35705"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.20"
         },
         "pyflakes": {
@@ -941,6 +1028,7 @@
                 "sha256:0d94e0e05a19e57a99444b6ddcf9a6eb2e5c68d3ca1e98e90707af8152c90a92",
                 "sha256:35b2d75ee967ea93b55750aa9edbbf72813e06a66ba54438df2cfac9e3c27fc8"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.2.0"
         },
         "pygments": {
@@ -948,6 +1036,7 @@
                 "sha256:307543fe65c0947b126e83dd5a61bd8acbd84abec11f43caebaf5534cbc17998",
                 "sha256:926c3f319eda178d1bd90851e4317e6d8cdb5e292a3386aac9bd75eca29cf9c7"
             ],
+            "markers": "python_version >= '3.5'",
             "version": "==2.7.1"
         },
         "pylint": {
@@ -955,6 +1044,7 @@
                 "sha256:bb4a908c9dadbc3aac18860550e870f58e1a02c9f2c204fdf5693d73be061210",
                 "sha256:bfe68f020f8a0fece830a22dd4d5dddb4ecc6137db04face4c3420a46a52239f"
             ],
+            "markers": "python_version >= '3.5'",
             "version": "==2.6.0"
         },
         "pymdown-extensions": {
@@ -962,6 +1052,7 @@
                 "sha256:9ba704052d4bdc04a7cd63f7db4ef6add73bafcef22c0cf6b2e3386cf4ece51e",
                 "sha256:a3689c04f4cbddacd9d569425c571ae07e2673cc4df63a26cdbf1abc15229137"
             ],
+            "markers": "python_version >= '3.5'",
             "version": "==8.0.1"
         },
         "pyparsing": {
@@ -969,26 +1060,38 @@
                 "sha256:c203ec8783bf771a155b207279b9bccb8dea02d8f0c9e5f8ead507bc3246ecc1",
                 "sha256:ef9d7589ef3c200abe66653d3f1ab1033c3c419ae9b9bdb1240a85b024efc88b"
             ],
+            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.4.7"
         },
         "pytest": {
             "hashes": [
-                "sha256:1cd09785c0a50f9af72220dd12aa78cfa49cbffc356c61eab009ca189e018a33",
-                "sha256:d010e24666435b39a4cf48740b039885642b6c273a3f77be3e7e03554d2806b7"
+                "sha256:7a8190790c17d79a11f847fba0b004ee9a8122582ebff4729a082c109e81a4c9",
+                "sha256:8f593023c1a0f916110285b6efd7f99db07d59546e3d8c36fc60e2ab05d3be92"
             ],
-            "version": "==6.1.0"
+            "markers": "python_version >= '3.5'",
+            "version": "==6.1.1"
         },
         "pytest-cov": {
             "hashes": [
                 "sha256:45ec2d5182f89a81fc3eb29e3d1ed3113b9e9a873bcddb2a71faaab066110191",
                 "sha256:47bd0ce14056fdd79f93e1713f88fad7bdcc583dcd7783da86ef2f085a0bb88e"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==2.10.1"
         },
+        "pytest-runner": {
+            "hashes": [
+                "sha256:5534b08b133ef9a5e2c22c7886a8f8508c95bb0b0bdc6cc13214f269c3c70d51",
+                "sha256:96c7e73ead7b93e388c5d614770d2bae6526efd997757d3543fe17b557a0942b"
+            ],
+            "markers": "python_version >= '2.7'",
+            "version": "==5.2"
+        },
         "python-json-logger": {
             "hashes": [
                 "sha256:6c15023a8571200228472d4c9de7cb891cd45f670061f7729b8209bf643d5bbf"
             ],
+            "markers": "python_version >= '3.4'",
             "version": "==2.0.0"
         },
         "pyyaml": {
@@ -1038,6 +1141,7 @@
                 "sha256:b3559a131db72c33ee969480840fff4bb6dd111de7dd27c8ee1f820f4f00231b",
                 "sha256:fe75cc94a9443b9246fc7049224f75604b113c36acb93f87b80ed42c44cbb898"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==2.24.0"
         },
         "requests-mock": {
@@ -1052,6 +1156,7 @@
                 "sha256:23bf20690d4400edc795836b0c983c2b4cbbb922233108ff925b7dd7750f00c9",
                 "sha256:86c1c4a031fe35bd624fce143fbe642a0234d29f7cbf7a9aa269f244a955b087"
             ],
+            "markers": "python_version >= '3.5'",
             "version": "==1.9.0"
         },
         "six": {
@@ -1059,6 +1164,7 @@
                 "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
                 "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.15.0"
         },
         "smmap": {
@@ -1066,6 +1172,7 @@
                 "sha256:54c44c197c819d5ef1991799a7e30b662d1e520f2ac75c9efbeb54a742214cf4",
                 "sha256:9c98bbd1f9786d22f14b3d4126894d56befb835ec90cef151af566c7e19b5d24"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==3.0.4"
         },
         "stevedore": {
@@ -1073,6 +1180,7 @@
                 "sha256:5e1ab03eaae06ef6ce23859402de785f08d97780ed774948ef16c4652c41bc62",
                 "sha256:f845868b3a3a77a2489d226568abe7328b5c2d4f6a011cc759dfa99144a521f0"
             ],
+            "markers": "python_version >= '3.6'",
             "version": "==3.2.2"
         },
         "thrift": {
@@ -1098,6 +1206,7 @@
                 "sha256:d4b3e5329f572f055b587efc57d29bd051589fb5a43ec8898c77a47ec2fa2bbb",
                 "sha256:e5f2585afccbff22390cddac29849df463b252b711aa2ce7c5f3f342a5b3b444"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==5.1.1"
         },
         "tox": {
@@ -1105,6 +1214,7 @@
                 "sha256:e6318f404aff16522ff5211c88cab82b39af121735a443674e4e2e65f4e4637b",
                 "sha256:eb629ddc60e8542fd4a1956b2462e3b8771d49f1ff630cecceacaa0fbfb7605a"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==3.20.0"
         },
         "tqdm": {
@@ -1112,6 +1222,7 @@
                 "sha256:2dd75fdb764f673b8187643496fcfbeac38348015b665878e582b152f3391cdb",
                 "sha256:93b7a6a9129fce904f6df4cf3ae7ff431d779be681a95c3344c26f3e6c09abfa"
             ],
+            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==4.50.0"
         },
         "typed-ast": {
@@ -1138,9 +1249,17 @@
                 "sha256:fc0fea399acb12edbf8a628ba8d2312f583bdbdb3335635db062fa98cf71fca4",
                 "sha256:fe460b922ec15dd205595c9b5b99e2f056fd98ae8f9f56b888e7a17dc2b757e7"
             ],
-            "markers": "implementation_name == 'cpython' and python_version < '3.8'",
+            "markers": "python_version < '3.8' and implementation_name == 'cpython'",
             "version": "==1.4.1"
         },
+        "typing-extensions": {
+            "hashes": [
+                "sha256:7cb407020f00f7bfc3cb3e7881628838e69d8f3fcab2f64742a5e76b2f841918",
+                "sha256:99d4073b617d30288f569d3f13d2bd7548c3a7e4c8de87db09a9d29bb3a4a60c",
+                "sha256:dafc7639cde7f1b6e1acc0f457842a83e722ccca8eef5270af2d74792619a89f"
+            ],
+            "version": "==3.7.4.3"
+        },
         "urllib3": {
             "hashes": [
                 "sha256:91056c15fa70756691db97756772bb1eb9678fa585d9184f24534b100dc60f4a",
@@ -1151,16 +1270,18 @@
         },
         "virtualenv": {
             "hashes": [
-                "sha256:43add625c53c596d38f971a465553f6318decc39d98512bc100fa1b1e839c8dc",
-                "sha256:e0305af10299a7fb0d69393d8f04cb2965dda9351140d11ac8db4e5e3970451b"
+                "sha256:35ecdeb58cfc2147bb0706f7cdef69a8f34f1b81b6d49568174e277932908b8f",
+                "sha256:a5e0d253fe138097c6559c906c528647254f437d1019af9d5a477b09bfa7300f"
             ],
-            "version": "==20.0.31"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==20.0.33"
         },
         "werkzeug": {
             "hashes": [
                 "sha256:2de2a5db0baeae7b2d2664949077c2ac63fbd16d98da0ff71837f7d1dea3fd43",
                 "sha256:6c80b1e5ad3665290ea39320b91e1be1e0d5f60652b964a3070216de83d2e47c"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==1.0.1"
         },
         "wrapt": {
@@ -1171,10 +1292,11 @@
         },
         "zipp": {
             "hashes": [
-                "sha256:43f4fa8d8bb313e65d8323a3952ef8756bf40f9a5c3ea7334be23ee4ec8278b6",
-                "sha256:b52f22895f4cfce194bc8172f3819ee8de7540aa6d873535a8668b730b8b411f"
+                "sha256:64ad89efee774d1897a58607895d80789c59778ea02185dd846ac38394a8642b",
+                "sha256:eed8ec0b8d1416b2ca33516a37a08892442f3954dee131e92cfd92d8fe3e7066"
             ],
-            "version": "==3.2.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==3.3.0"
         }
     }
 }
diff --git a/setup.cfg b/setup.cfg
index 5d044dd..0b832bb 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -8,4 +8,7 @@ addopts = --cov=pyms --cov=tests tests/
 ignore = E501
 exclude = .git,__pycache__,docs/source/conf.py,old,build,dist
 max-complexity = 12
-max-line-length = 120
\ No newline at end of file
+max-line-length = 120
+
+[mypy]
+ignore_missing_imports = True
\ No newline at end of file
diff --git a/setup.py b/setup.py
index ccf89fb..a0a6917 100644
--- a/setup.py
+++ b/setup.py
@@ -64,7 +64,8 @@
     'mkdocs>=1.1.2',
     'mkdocs-material>=6.0.0',
     'lightstep>=4.4.8',
-    'safety==1.9.0'
+    'safety==1.9.0',
+    'mypy>=0.782'
 ]
 
 install_all_requires = (install_request_requires + install_swagger_requires +

From 8df96bb506a04af82c0b6471e896336d728e4495 Mon Sep 17 00:00:00 2001
From: Gavin Ooi <ooigavin@gmail.com>
Date: Wed, 7 Oct 2020 09:46:51 +0800
Subject: [PATCH 2/2] Add more type hints & reduce errors in mypy checks

---
 pyms/cloud/aws/kms.py           | 12 ++++++------
 pyms/crypt/fernet.py            |  6 +++---
 pyms/flask/app/create_app.py    | 12 ++++++------
 pyms/flask/services/driver.py   |  6 +++---
 pyms/flask/services/requests.py |  2 +-
 5 files changed, 19 insertions(+), 19 deletions(-)

diff --git a/pyms/cloud/aws/kms.py b/pyms/cloud/aws/kms.py
index 8ac21bc..640d540 100644
--- a/pyms/cloud/aws/kms.py
+++ b/pyms/cloud/aws/kms.py
@@ -8,24 +8,24 @@ class Crypt(CryptAbstract):
     encryption_algorithm = "SYMMETRIC_DEFAULT"  # 'SYMMETRIC_DEFAULT' | 'RSAES_OAEP_SHA_1' | 'RSAES_OAEP_SHA_256'
     key_id = ""
 
-    def __init__(self, *args, **kwargs):
+    def __init__(self, *args, **kwargs) -> None:
         self._init_boto()
         super().__init__(*args, **kwargs)
 
-    def encrypt(self, message):   # pragma: no cover
+    def encrypt(self, message: str) -> str:   # pragma: no cover
         ciphertext = self.client.encrypt(
             KeyId=self.config.key_id,
             Plaintext=bytes(message, encoding="UTF-8"),
         )
         return str(base64.b64encode(ciphertext["CiphertextBlob"]), encoding="UTF-8")
 
-    def _init_boto(self):  # pragma: no cover
+    def _init_boto(self) -> None:  # pragma: no cover
         check_package_exists("boto3")
         boto3 = import_package("boto3")
         boto3.set_stream_logger(name='botocore')
         self.client = boto3.client('kms')
 
-    def _aws_decrypt(self, blob_text):  # pragma: no cover
+    def _aws_decrypt(self, blob_text: bytes) -> str:  # pragma: no cover
         response = self.client.decrypt(
             CiphertextBlob=blob_text,
             KeyId=self.config.key_id,
@@ -33,11 +33,11 @@ def _aws_decrypt(self, blob_text):  # pragma: no cover
         )
         return str(response['Plaintext'], encoding="UTF-8")
 
-    def _parse_encrypted(self, encrypted):
+    def _parse_encrypted(self, encrypted: str) -> bytes:
         blob_text = base64.b64decode(encrypted)
         return blob_text
 
-    def decrypt(self, encrypted):
+    def decrypt(self, encrypted: str) -> str:
         blob_text = self._parse_encrypted(encrypted)
         decrypted = self._aws_decrypt(blob_text)
 
diff --git a/pyms/crypt/fernet.py b/pyms/crypt/fernet.py
index c6d9324..0d63ab4 100644
--- a/pyms/crypt/fernet.py
+++ b/pyms/crypt/fernet.py
@@ -18,8 +18,8 @@ def __init__(self, *args, **kwargs):
         self._loader = LoadFile(kwargs.get("path"), CRYPT_FILE_KEY_ENVIRONMENT, DEFAULT_KEY_FILENAME)
         super().__init__(*args, **kwargs)
 
-    def generate_key(self, password: Text, write_to_file: bool = False):
-        password = password.encode()  # Convert to type bytes
+    def generate_key(self, password: Text, write_to_file: bool = False) -> bytes:
+        byte_password = password.encode()  # Convert to type bytes
         salt = os.urandom(16)
         kdf = PBKDF2HMAC(
             algorithm=hashes.SHA512_256(),
@@ -28,7 +28,7 @@ def generate_key(self, password: Text, write_to_file: bool = False):
             iterations=100000,
             backend=default_backend()
         )
-        key = base64.urlsafe_b64encode(kdf.derive(password))  # Can only use kdf once
+        key = base64.urlsafe_b64encode(kdf.derive(byte_password))  # Can only use kdf once
         if write_to_file:
             self._loader.put_file(key, 'wb')
         return key
diff --git a/pyms/flask/app/create_app.py b/pyms/flask/app/create_app.py
index acc57ed..74df253 100644
--- a/pyms/flask/app/create_app.py
+++ b/pyms/flask/app/create_app.py
@@ -1,6 +1,6 @@
 import logging
 import os
-from typing import List
+from typing import List, Optional
 
 from flask import Flask
 
@@ -73,12 +73,12 @@ def example():
     Current services are swagger, request, tracer, metrics
     """
     config_resource = CONFIG_BASE
-    services: List[DriverService] = []
+    services: List[str] = []
     application = Flask
-    swagger: DriverService = None
-    request: DriverService = None
-    tracer: DriverService = None
-    metrics: DriverService = None
+    swagger: Optional[DriverService] = None
+    request: Optional[DriverService] = None
+    tracer: Optional[DriverService] = None
+    metrics: Optional[DriverService] = None
     _singleton = True
 
     def __init__(self, *args, **kwargs):
diff --git a/pyms/flask/services/driver.py b/pyms/flask/services/driver.py
index 7bf4042..1b118c1 100644
--- a/pyms/flask/services/driver.py
+++ b/pyms/flask/services/driver.py
@@ -9,7 +9,7 @@
 logger = logging.getLogger(LOGGER_NAME)
 
 
-def get_service_name(service_base=SERVICE_BASE, service=""):
+def get_service_name(service_base: str = SERVICE_BASE, service: str = "") -> str:
     return ".".join([service_base, service])
 
 
@@ -48,10 +48,10 @@ def __getattr__(self, attr, *args, **kwargs):
         return config_attribute if config_attribute == "" or config_attribute != {} else self.default_values.get(attr,
                                                                                                                  None)
 
-    def is_enabled(self):
+    def is_enabled(self) -> bool:
         return self.enabled
 
-    def exists_config(self):
+    def exists_config(self) -> bool:
         return self.config is not None and isinstance(self.config, ConfFile)
 
 
diff --git a/pyms/flask/services/requests.py b/pyms/flask/services/requests.py
index adf66c9..20113e8 100644
--- a/pyms/flask/services/requests.py
+++ b/pyms/flask/services/requests.py
@@ -97,7 +97,7 @@ def set_propagate_headers(headers: dict) -> dict:
                 headers.update({k: v})
         return headers
 
-    def _get_headers(self, headers, propagate_headers=False):
+    def _get_headers(self, headers: dict, propagate_headers: bool = False) -> dict:
         """If enabled appends trace headers to received ones.
 
         :param headers: dictionary of HTTP Headers to send.