diff --git a/Pipfile b/Pipfile
index f3209a8..bbf2d17 100644
--- a/Pipfile
+++ b/Pipfile
@@ -10,7 +10,7 @@ js = "==1.0"
 mathparse = "==0.1.2"
 numpy = "==1.18.1"
 pandas = "==1.0.1"
-pipenv = "==2018.11.26"
+pipenv = "==2022.1.8"
 py = "==1.10.0"
 PyYAML = "==5.4"
 python-dotenv = "*"
diff --git a/Pipfile.lock b/Pipfile.lock
index 266722f..f37a6ce 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "c509eb5dc4a4be85caf6ef7d5717c3c30788ea3c0822dea7ba0f19b5b7712178"
+            "sha256": "4e5b8cbd0ae8a821bcdac0c12a70eca8987b96299cf0a9fab4c6d9340c18a0c5"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -16,26 +16,19 @@
         ]
     },
     "default": {
-        "appdirs": {
-            "hashes": [
-                "sha256:7d5d0167b2b1ba821647616af46a749d1c653740dd0d2415100fe26e27afdf41",
-                "sha256:a841dacd6b99318a741b166adb07e19ee71a274450e68237b4650ca1055ab128"
-            ],
-            "version": "==1.4.4"
-        },
         "certifi": {
             "hashes": [
-                "sha256:1a4995114262bffbc2413b159f2a1a480c969de6e6eb13ee966d470af86af59c",
-                "sha256:719a74fb9e33b9bd44cc7f3a8d94bc35e4049deebe19ba7d8e108280cfd59830"
+                "sha256:78884e7c1d4b00ce3cea67b44566851c4343c120abd683433ce934a68ea58872",
+                "sha256:d62a0163eb4c2344ac042ab2bdf75399a71a2d8c7d47eac2e2ee91b9d6339569"
             ],
-            "version": "==2020.12.5"
+            "version": "==2021.10.8"
         },
         "distlib": {
             "hashes": [
-                "sha256:8c09de2c67b3e7deef7184574fc060ab8a793e7adbb183d942c389c8b13c52fb",
-                "sha256:edf6116872c863e1aa9d5bb7cb5e05a022c519a4594dc703843343a9ddd9bff1"
+                "sha256:6564fe0a8f51e734df6333d08b8b94d4ea8ee6b99b5ed50613f731fd4089f34b",
+                "sha256:e4b58818180336dc9c529bfb9a0b58728ffc09ad92027a3f30b7cd91e3458579"
             ],
-            "version": "==0.3.1"
+            "version": "==0.3.4"
         },
         "fanstatic": {
             "hashes": [
@@ -45,10 +38,11 @@
         },
         "filelock": {
             "hashes": [
-                "sha256:18d82244ee114f543149c66a6e0c14e9c4f8a1044b5cdaadd0f82159d6a6ff59",
-                "sha256:929b7d63ec5b7d6b71b0fa5ac14e030b3f70b75747cef1b10da9b879fef15836"
+                "sha256:38b4f4c989f9d06d44524df1b24bd19e167d851f19b50bf3e3559952dddc5b80",
+                "sha256:cf0fc6a2f8d26bd900f19bf33915ca70ba4dd8c56903eeb14e1e7a2fd7590146"
             ],
-            "version": "==3.0.12"
+            "markers": "python_version >= '3.7'",
+            "version": "==3.4.2"
         },
         "js": {
             "hashes": [
@@ -112,14 +106,29 @@
             "index": "pypi",
             "version": "==1.0.1"
         },
+        "pip": {
+            "hashes": [
+                "sha256:deaf32dcd9ab821e359cd8330786bcd077604b5c5730c0b096eda46f95c24a2d",
+                "sha256:fd11ba3d0fdb4c07fbc5ecbba0b1b719809420f25038f8ee3cd913d3faa3033a"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==21.3.1"
+        },
         "pipenv": {
             "hashes": [
-                "sha256:56ad5f5cb48f1e58878e14525a6e3129d4306049cb76d2f6a3e95df0d5fc6330",
-                "sha256:7df8e33a2387de6f537836f48ac6fcd94eda6ed9ba3d5e3fd52e35b5bc7ff49e",
-                "sha256:a673e606e8452185e9817a987572b55360f4d28b50831ef3b42ac3cab3fee846"
+                "sha256:3b80b4512934b9d8e8ce12c988394642ff96bb697680e5b092e59af503178327",
+                "sha256:f84d7119239b22ab2ac2b8fbc7d619d83cf41135206d72a17c4f151cda529fd0"
             ],
             "index": "pypi",
-            "version": "==2018.11.26"
+            "version": "==2022.1.8"
+        },
+        "platformdirs": {
+            "hashes": [
+                "sha256:1d7385c7db91728b83efd0ca99a5afb296cab9d0ed8313a45ed8ba17967ecfca",
+                "sha256:440633ddfebcc36264232365d7840a970e75e1018d15b4327d11f91909045fda"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==2.4.1"
         },
         "py": {
             "hashes": [
@@ -131,10 +140,11 @@
         },
         "python-dateutil": {
             "hashes": [
-                "sha256:73ebfe9dbf22e832286dafa60473e4cd239f8592f699aa5adaf10050e6e1823c",
-                "sha256:75bb3f31ea686f1197762692a9ee6a7550b59fc6ca3a1f4b5d7e32fb98e2da2a"
+                "sha256:0123cacc1627ae19ddf3c27a5de5bd67ee4586fbdd6440d9748f8abb483d3e86",
+                "sha256:961d03dc3453ebbc59dbdea9e4e11c5651520a876d0f4db161e8674aae935da9"
             ],
-            "version": "==2.8.1"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==2.8.2"
         },
         "python-dotenv": {
             "hashes": [
@@ -146,10 +156,10 @@
         },
         "pytz": {
             "hashes": [
-                "sha256:83a4a90894bf38e243cf052c8b58f381bfe9a7a483f6a9cab140bc7f702ac4da",
-                "sha256:eb10ce3e7736052ed3623d49975ce333bcd712c7bb19a58b9e2089d4057d0798"
+                "sha256:3672058bc3453457b622aab7a1c3bfd5ab0bdae451512f6cf25f64ed37f5b87c",
+                "sha256:acad2d8b20a1af07d4e4c9d2e9285c5ed9104354062f275f3fcd88dcef4f1326"
             ],
-            "version": "==2021.1"
+            "version": "==2021.3"
         },
         "pyyaml": {
             "hashes": [
@@ -178,6 +188,14 @@
             "index": "pypi",
             "version": "==5.4"
         },
+        "setuptools": {
+            "hashes": [
+                "sha256:2404879cda71495fc4d5cbc445ed52fdaddf352b36e40be8dcc63147cb4edabe",
+                "sha256:68eb94073fc486091447fcb0501efd6560a0e5a1839ba249e5ff3c4c93f05f90"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==60.5.0"
+        },
         "shutilwhich": {
             "hashes": [
                 "sha256:db1f39c6461e42f630fa617bb8c79090f7711c9ca493e615e43d0610ecb64dc6"
@@ -186,30 +204,34 @@
         },
         "six": {
             "hashes": [
-                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
-                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
             ],
-            "version": "==1.15.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
         },
         "virtualenv": {
             "hashes": [
-                "sha256:09c61377ef072f43568207dc8e46ddeac6bcdcaf288d49011bda0e7f4d38c4a2",
-                "sha256:a935126db63128861987a7d5d30e23e8ec045a73840eeccb467c148514e29535"
+                "sha256:339f16c4a86b44240ba7223d0f93a7887c3ca04b5f9c8129da7958447d079b09",
+                "sha256:d8458cf8d59d0ea495ad9b34c2599487f8a7772d796f9910858376d1600dd2dd"
             ],
-            "version": "==20.4.4"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==20.13.0"
         },
         "virtualenv-clone": {
             "hashes": [
-                "sha256:07e74418b7cc64f4fda987bf5bc71ebd59af27a7bc9e8a8ee9fd54b1f2390a27",
-                "sha256:665e48dd54c84b98b71a657acb49104c54e7652bce9c1c4f6c6976ed4c827a29"
+                "sha256:418ee935c36152f8f153c79824bb93eaf6f0f7984bae31d3f48f350b9183501a",
+                "sha256:44d5263bceed0bac3e1424d64f798095233b64def1c5689afa43dc3223caf5b0"
             ],
-            "version": "==0.5.4"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==0.5.7"
         },
         "webob": {
             "hashes": [
                 "sha256:73aae30359291c14fa3b956f8b5ca31960e420c28c1bec002547fb04928cf89b",
                 "sha256:b64ef5141be559cfade448f044fa45c2260351edcb6a8ef6b7e00c7dcef0c323"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.8.7"
         }
     },