diff --git a/Pipfile.lock b/Pipfile.lock
index 86f282a..1982ac3 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -62,57 +62,55 @@
         },
         "coverage": {
             "hashes": [
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-                "sha256:2757fa64e11ec12220968f65d086b7a29b6583d16e9a544c889b22ba98555ef1",
-                "sha256:3102bb2c206700a7d28181dbe04d66b30780cde1d1c02c5f3c165cf3d2489497",
-                "sha256:3498b27d8236057def41de3585f317abae235dd3a11d33e01736ffedb2ef8606",
-                "sha256:378ac77af41350a8c6b8801a66021b52da8a05fd77e578b7380e876c0ce4f528",
-                "sha256:38f16b1317b8dd82df67ed5daa5f5e7c959e46579840d77a67a4ceb9cef0a50b",
-                "sha256:3911c2ef96e5ddc748a3c8b4702c61986628bb719b8378bf1e4a6184bbd48fe4",
-                "sha256:3a3c3f8863255f3c31db3889f8055989527173ef6192a283eb6f4db3c579d830",
-                "sha256:3b14b1da110ea50c8bcbadc3b82c3933974dbeea1832e814aab93ca1163cd4c1",
-                "sha256:535dc1e6e68fad5355f9984d5637c33badbdc987b0c0d303ee95a6c979c9516f",
-                "sha256:6f61319e33222591f885c598e3e24f6a4be3533c1d70c19e0dc59e83a71ce27d",
-                "sha256:723d22d324e7997a651478e9c5a3120a0ecbc9a7e94071f7e1954562a8806cf3",
-                "sha256:76b2775dda7e78680d688daabcb485dc87cf5e3184a0b3e012e1d40e38527cc8",
-                "sha256:782a5c7df9f91979a7a21792e09b34a658058896628217ae6362088b123c8500",
-                "sha256:7e4d159021c2029b958b2363abec4a11db0ce8cd43abb0d9ce44284cb97217e7",
-                "sha256:8dacc4073c359f40fcf73aede8428c35f84639baad7e1b46fce5ab7a8a7be4bb",
-                "sha256:8f33d1156241c43755137288dea619105477961cfa7e47f48dbf96bc2c30720b",
-                "sha256:8ffd4b204d7de77b5dd558cdff986a8274796a1e57813ed005b33fd97e29f059",
-                "sha256:93a280c9eb736a0dcca19296f3c30c720cb41a71b1f9e617f341f0a8e791a69b",
-                "sha256:9a4f66259bdd6964d8cf26142733c81fb562252db74ea367d9beb4f815478e72",
-                "sha256:9a9d4ff06804920388aab69c5ea8a77525cf165356db70131616acd269e19b36",
-                "sha256:a2070c5affdb3a5e751f24208c5c4f3d5f008fa04d28731416e023c93b275277",
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-                "sha256:a607ae05b6c96057ba86c811d9c43423f35e03874ffb03fbdcd45e0637e8b631",
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-                "sha256:e52d3d95df81c8f6b2a1685aabffadf2d2d9ad97203a40f8d61e51b70f191e4e",
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-                "sha256:fabeeb121735d47d8eab8671b6b031ce08514c86b7ad8f7d5490a7b6dcd6267d",
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-                "sha256:ff1330e8bc996570221b450e2d539134baa9465f5cb98aff0e0f73f34172e0ae"
-            ],
-            "version": "==5.3.1"
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+                "sha256:c18725f3cffe96732ef96f3de1939d81215fd6d7d64900dcc4acfe514ea4fcbf",
+                "sha256:c8e9c4bcaaaa932be581b3d8b88b677489975f845f7714efc8cce77568b6711c",
+                "sha256:cc799916b618ec9fd00135e576424165691fec4f70d7dc12cfaef09268a2478c",
+                "sha256:cd2d11a59afa5001ff28073ceca24ae4c506da4355aba30d1e7dd2bd0d2206dc",
+                "sha256:d0a595a781f8e186580ff8e3352dd4953b1944289bec7705377c80c7e36c4d6c",
+                "sha256:d3c5f49ce6af61154060640ad3b3281dbc46e2e0ef2fe78414d7f8a324f0b649",
+                "sha256:d9a635114b88c0ab462e0355472d00a180a5fbfd8511e7f18e4ac32652e7d972",
+                "sha256:e5432d9c329b11c27be45ee5f62cf20a33065d482c8dec1941d6670622a6fb8f",
+                "sha256:eab14fdd410500dae50fd14ccc332e65543e7b39f6fc076fe90603a0e5d2f929",
+                "sha256:ebcc03e1acef4ff44f37f3c61df478d6e469a573aa688e5a162f85d7e4c3860d",
+                "sha256:fae3fe111670e51f1ebbc475823899524e3459ea2db2cb88279bbfb2a0b8a3de",
+                "sha256:fd92ece726055e80d4e3f01fff3b91f54b18c9c357c48fcf6119e87e2461a091",
+                "sha256:ffa545230ca2ad921ad066bf8fd627e7be43716b6e0fcf8e32af1b8188ccb0ab"
+            ],
+            "version": "==6.1.2"
         },
         "flake8": {
             "hashes": [