diff --git a/Pipfile.lock b/Pipfile.lock
index aad998f..0520f07 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -18,10 +18,10 @@
     "default": {
         "decorator": {
             "hashes": [
-                "sha256:2c51dff8ef3c447388fe5e4453d24a2bf128d3a4c32af3fabef1f01c6851ab82",
-                "sha256:c39efa13fbdeb4506c476c9b3babf6a718da943dab7811c206005a4a956c080c"
+                "sha256:6f201a6c4dac3d187352661f508b9364ec8091217442c9478f1f83c003a0f060",
+                "sha256:945d84890bb20cc4a2f4a31fc4311c0c473af65ea318617f13a7257c9a58bc98"
             ],
-            "version": "==4.3.0"
+            "version": "==5.0.7"
         },
         "networkx": {
             "hashes": [
@@ -82,17 +82,17 @@
         },
         "python-dateutil": {
             "hashes": [
-                "sha256:3220490fb9741e2342e1cf29a503394fdac874bc39568288717ee67047ff29df",
-                "sha256:9d8074be4c993fbe4947878ce593052f71dac82932a677d49194d8ce9778002e"
+                "sha256:73ebfe9dbf22e832286dafa60473e4cd239f8592f699aa5adaf10050e6e1823c",
+                "sha256:75bb3f31ea686f1197762692a9ee6a7550b59fc6ca3a1f4b5d7e32fb98e2da2a"
             ],
-            "version": "==2.7.2"
+            "version": "==2.8.1"
         },
         "pytz": {
             "hashes": [
-                "sha256:65ae0c8101309c45772196b21b74c46b2e5d11b6275c45d251b150d5da334555",
-                "sha256:c06425302f2cf668f1bba7a0a03f3c1d34d4ebeef2c72003da308b3947c7f749"
+                "sha256:83a4a90894bf38e243cf052c8b58f381bfe9a7a483f6a9cab140bc7f702ac4da",
+                "sha256:eb10ce3e7736052ed3623d49975ce333bcd712c7bb19a58b9e2089d4057d0798"
             ],
-            "version": "==2018.4"
+            "version": "==2021.1"
         },
         "scikit-learn": {
             "hashes": [
@@ -104,15 +104,12 @@
                 "sha256:5c9ff456d67ef9094e5ea272fff2be05d399a47fc30c6c8ed653b94bdf787bd1",
                 "sha256:5ca0ad32ee04abe0d4ba02c8d89d501b4e5e0304bdf4d45c2e9875a735b323a0",
                 "sha256:5db9e68a384ce80a17fc449d4d5d9b45025fe17cf468429599bf404eccb51049",
-                "sha256:6e0899953611d0c47c0d49c5950082ab016b38811fced91cd2dcc889dd94f50a",
                 "sha256:72c194c5092e921d6107a8de8a5adae58c35bbc54e030ba624b6f02fd823bb21",
                 "sha256:871669cdb5b3481650fe3adff46eb97c455e30ecdc307eaf382ef90d4e2570ab",
                 "sha256:873245b03361710f47c5410a050dc56ee8ae97b9f8dcc6e3a81521ca2b64ad10",
                 "sha256:8b17fc29554c5c98d88142f895516a5bec2b6b61daa815e1193a64c868ad53d2",
                 "sha256:95b155ef6bf829ddfba6026f100ba8e4218b7171ecab97b2163bc9e8d206848f",
                 "sha256:a21cf8217e31a9e8e32c559246e05e6909981816152406945ae2e3e244dfcc1f",
-                "sha256:a58746d4f389ea7df1d908dba8b52f709835f91c342f459a3ade5424330c69d1",
-                "sha256:b2a10e2f9b73de10d8486f7a23549093436062b69139158802910a0f154aa53b",
                 "sha256:ba3fd442ae1a46830789b3578867daaf2c8409dcca6bf192e30e85beeabbfc2f",
                 "sha256:ce78bf4d10bd7e28807c36c6d2ab25a9934aaf80906ad987622a5e45627d91a2",
                 "sha256:d384e6f9a055b7a43492f9d27779adb717eb5dcf78b0603b01d0f070a608d241",
@@ -121,34 +118,40 @@
                 "sha256:e54a3dd1fe1f8124de90b93c48d120e6da2ea8df29b6895325df01ddc1bd8e26",
                 "sha256:ee8c3b1898c728b6e5b5659c233f547700a1fea13ce876b6fe7d3434c70cc0e0",
                 "sha256:f528c4b2bba652cf116f5cccf36f4db95a7f9cbfcd1ee549c4e8d0f8628783b5",
-                "sha256:f9abae483f4d52acd6f660addb1b67e35dc5748655250af479de2ea6aefc6df0",
-                "sha256:fdc39e89bd3466befb76dfc0c258d4ccad159df974954a87de3be5759172a067"
+                "sha256:f9abae483f4d52acd6f660addb1b67e35dc5748655250af479de2ea6aefc6df0"
             ],
             "index": "pypi",
             "version": "==0.19.1"
         },
         "six": {
             "hashes": [
-                "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9",
-                "sha256:832dc0e10feb1aa2c68dcc57dbb658f1c7e65b9b61af69048abc87a2db00a0eb"
+                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
+                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "version": "==1.11.0"
+            "version": "==1.15.0"
         }
     },
     "develop": {
         "attrs": {
             "hashes": [
-                "sha256:4b90b09eeeb9b88c35bc642cbac057e45a5fd85367b985bd2809c62b7b939265",
-                "sha256:e0d0eb91441a3b53dab4d9b743eafc1ac44476296a2053b6ca3af0b139faf87b"
+                "sha256:31b2eced602aa8423c2aea9c76a724617ed67cf9513173fd3a4f03e3a929c7e6",
+                "sha256:832aa3cde19744e49938b91fea06d69ecb9e649c93ba974535d08ad92164f700"
             ],
-            "version": "==18.1.0"
+            "version": "==20.3.0"
+        },
+        "gitdb": {
+            "hashes": [
+                "sha256:6c4cc71933456991da20917998acbe6cf4fb41eeaab7d6d67fbc05ecd4c865b0",
+                "sha256:96bf5c08b157a666fec41129e6d327235284cca4c81e92109260f353ba138005"
+            ],
+            "version": "==4.0.7"
         },
         "gitdb2": {
             "hashes": [
-                "sha256:b60e29d4533e5e25bb50b7678bbc187c8f6bcff1344b4f293b2ba55c85795f09",
-                "sha256:cf9a4b68e8c4da8d42e48728c944ff7af2d8c9db303ac1ab32eac37aa4194b0e"
+                "sha256:0986cb4003de743f2b3aba4c828edd1ab58ce98e1c4a8acf72ef02760d4beb4e",
+                "sha256:a1c974e5fab8c2c90192c1367c81cbc54baec04244bda1816e9c8ab377d1cba3"
             ],
-            "version": "==2.0.3"
+            "version": "==4.0.2"
         },
         "gitpython": {
             "hashes": [
@@ -160,11 +163,10 @@
         },
         "more-itertools": {
             "hashes": [
-                "sha256:0dd8f72eeab0d2c3bd489025bb2f6a1b8342f9b198f6fc37b52d15cfa4531fea",
-                "sha256:11a625025954c20145b37ff6309cd54e39ca94f72f6bb9576d1195db6fa2442e",
-                "sha256:c9ce7eccdcb901a2c75d326ea134e0886abfbea5f93e91cc95de9507c0816c44"
+                "sha256:5652a9ac72209ed7df8d9c15daf4e1aa0e3d2ccd3c87f8265a0673cd9cbc9ced",
+                "sha256:c5d6da9ca3ff65220c3bfd2a8db06d698f05d4d2b9be57e1deb2be5a45019713"
             ],
-            "version": "==4.1.0"
+            "version": "==8.7.0"
         },
         "pluggy": {
             "hashes": [
@@ -176,10 +178,11 @@
         },
         "py": {
             "hashes": [
-                "sha256:29c9fab495d7528e80ba1e343b958684f4ace687327e6f789a94bf3d1915f881",
-                "sha256:983f77f3331356039fdd792e9220b7b8ee1aa6bd2b25f567a963ff1de5a64f6a"
+                "sha256:21b81bda15b66ef5e1a777a21c4dcd9c20ad3efd0b3f817e7a809035269e1bd3",
+                "sha256:3b80836aa6d1feeaa108e046da6423ab8f6ceda6468545ae8d02d9d58d18818a"
             ],
-            "version": "==1.5.3"
+            "index": "pypi",
+            "version": "==1.10.0"
         },
         "pytest": {
             "hashes": [
@@ -191,17 +194,17 @@
         },
         "six": {
             "hashes": [
-                "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9",
-                "sha256:832dc0e10feb1aa2c68dcc57dbb658f1c7e65b9b61af69048abc87a2db00a0eb"
+                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
+                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
             ],
-            "version": "==1.11.0"
+            "version": "==1.15.0"
         },
-        "smmap2": {
+        "smmap": {
             "hashes": [
-                "sha256:b78ee0f1f5772d69ff50b1cbdb01b8c6647a8354f02f23b488cf4b2cfc923956",
-                "sha256:c7530db63f15f09f8251094b22091298e82bf6c699a6b8344aaaef3f2e1276c3"
+                "sha256:7e65386bd122d45405ddf795637b7f7d2b532e7e401d46bbe3fb49b9986d5182",
+                "sha256:a9a7479e4c572e2e775c404dcd3080c8dc49f39918c2cf74913d30c4c478e3c2"
             ],
-            "version": "==2.0.3"
+            "version": "==4.0.0"
         }
     }
 }