diff --git a/problems/py101/testing/Pipfile.lock b/problems/py101/testing/Pipfile.lock
index b137e6c..72a99af 100644
--- a/problems/py101/testing/Pipfile.lock
+++ b/problems/py101/testing/Pipfile.lock
@@ -16,91 +16,112 @@
         ]
     },
     "default": {
-        "apipkg": {
-            "hashes": [
-                "sha256:37228cda29411948b422fae072f57e31d3396d2ee1c9783775980ee9c9990af6",
-                "sha256:58587dd4dc3daefad0487f6d9ae32b4542b185e1c36db6993290e7c41ca2b47c"
-            ],
-            "markers": "python_version >= '2.7' and python_version != '3.1.*' and python_version != '3.2.*' and python_version != '3.0.*' and python_version != '3.3.*'",
-            "version": "==1.5"
-        },
         "atomicwrites": {
             "hashes": [
-                "sha256:240831ea22da9ab882b551b31d4225591e5e447a68c5e188db5b89ca1d487585",
-                "sha256:a24da68318b08ac9c9c45029f4a10371ab5b20e4226738e150e6e7c571630ae6"
+                "sha256:81b2c9071a49367a7f770170e5eec8cb66567cfbbc8c73d20ce5ca4a8d71cf11"
             ],
-            "version": "==1.1.5"
+            "version": "==1.4.1"
         },
         "attrs": {
             "hashes": [
-                "sha256:4b90b09eeeb9b88c35bc642cbac057e45a5fd85367b985bd2809c62b7b939265",
-                "sha256:e0d0eb91441a3b53dab4d9b743eafc1ac44476296a2053b6ca3af0b139faf87b"
+                "sha256:29adc2665447e5191d0e7c568fde78b21f9672d344281d0c6e1ab085429b22b6",
+                "sha256:86efa402f67bf2df34f51a335487cf46b1ec130d02b8d39fd248abfd30da551c"
             ],
-            "version": "==18.1.0"
+            "markers": "python_version >= '3.5'",
+            "version": "==22.1.0"
         },
         "coverage": {
             "hashes": [
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-                "sha256:337ded681dd2ef9ca04ef5d93cfc87e52e09db2594c296b4a0a3662cb1b41249",
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-                "sha256:3c79a6f7b95751cdebcd9037e4d06f8d5a9b60e4ed0cd231342aa8ad7124882a",
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-                "sha256:3eb42bf89a6be7deb64116dd1cc4b08171734d721e7a7e57ad64cc4ef29ed2f1",
-                "sha256:4635a184d0bbe537aa185a34193898eee409332a8ccb27eea36f262566585000",
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-                "sha256:69bf008a06b76619d3c3f3b1983f5145c75a305a0fea513aca094cae5c40a8f5",
-                "sha256:6bc583dc18d5979dc0f6cec26a8603129de0304d5ae1f17e57a12834e7235062",
-                "sha256:701cd6093d63e6b8ad7009d8a92425428bc4d6e7ab8d75efbb665c806c1d79ba",
-                "sha256:7608a3dd5d73cb06c531b8925e0ef8d3de31fed2544a7de6c63960a1e73ea4bc",
-                "sha256:76ecd006d1d8f739430ec50cc872889af1f9c1b6b8f48e29941814b09b0fd3cc",
-                "sha256:7aa36d2b844a3e4a4b356708d79fd2c260281a7390d678a10b91ca595ddc9e99",
-                "sha256:7d3f553904b0c5c016d1dad058a7554c7ac4c91a789fca496e7d8347ad040653",
-                "sha256:7e1fe19bd6dce69d9fd159d8e4a80a8f52101380d5d3a4d374b6d3eae0e5de9c",
-                "sha256:8c3cb8c35ec4d9506979b4cf90ee9918bc2e49f84189d9bf5c36c0c1119c6558",
-                "sha256:9d6dd10d49e01571bf6e147d3b505141ffc093a06756c60b053a859cb2128b1f",
-                "sha256:be6cfcd8053d13f5f5eeb284aa8a814220c3da1b0078fa859011c7fffd86dab9",
-                "sha256:c1bb572fab8208c400adaf06a8133ac0712179a334c09224fb11393e920abcdd",
-                "sha256:de4418dadaa1c01d497e539210cb6baa015965526ff5afc078c57ca69160108d",
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-                "sha256:f3f501f345f24383c0000395b26b726e46758b71393267aeae0bd36f8b3ade80"
-            ],
-            "markers": "python_version >= '2.6' and python_version != '3.1.*' and python_version != '3.2.*' and python_version < '4' and python_version != '3.0.*'",
-            "version": "==4.5.1"
+                "sha256:01774a2c2c729619760320270e42cd9e797427ecfddd32c2a7b639cdc481f3c0",
+                "sha256:03b20e52b7d31be571c9c06b74746746d4eb82fc260e594dc662ed48145e9efd",
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+                "sha256:17e6c11038d4ed6e8af1407d9e89a2904d573be29d51515f14262d7f10ef0a64",
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+                "sha256:3f7c17209eef285c86f819ff04a6d4cbee9b33ef05cbcaae4c0b4e8e06b3ec8f",
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+                "sha256:5d6b09c972ce9200264c35a1d53d43ca55ef61836d9ec60f0d44273a31aa9f17",
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+                "sha256:6e1394d24d5938e561fbeaa0cd3d356207579c28bd1792f25a068743f2d5b282",
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+                "sha256:8bdfe9ff3a4ea37d17f172ac0dff1e1c383aec17a636b9b35906babc9f0f5475",
+                "sha256:8e2c35a4c1f269704e90888e56f794e2d9c0262fb0c1b1c8c4ee44d9b9e77b5d",
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+                "sha256:9a29311bd6429be317c1f3fe4bc06c4c5ee45e2fa61b2a19d4d1d6111cb94af2",
+                "sha256:9a2b5b52be0a8626fcbffd7e689781bf8c2ac01613e77feda93d96184949a98e",
+                "sha256:a4bdeb0a52d1d04123b41d90a4390b096f3ef38eee35e11f0b22c2d031222c6c",
+                "sha256:a9c8c4283e17690ff1a7427123ffb428ad6a52ed720d550e299e8291e33184dc",
+                "sha256:b637c57fdb8be84e91fac60d9325a66a5981f8086c954ea2772efe28425eaf64",
+                "sha256:bf154ba7ee2fd613eb541c2bc03d3d9ac667080a737449d1a3fb342740eb1a74",
+                "sha256:c254b03032d5a06de049ce8bca8338a5185f07fb76600afff3c161e053d88617",
+                "sha256:c332d8f8d448ded473b97fefe4a0983265af21917d8b0cdcb8bb06b2afe632c3",
+                "sha256:c7912d1526299cb04c88288e148c6c87c0df600eca76efd99d84396cfe00ef1d",
+                "sha256:cfd9386c1d6f13b37e05a91a8583e802f8059bebfccde61a418c5808dea6bbfa",
+                "sha256:d5d2033d5db1d58ae2d62f095e1aefb6988af65b4b12cb8987af409587cc0739",
+                "sha256:dca38a21e4423f3edb821292e97cec7ad38086f84313462098568baedf4331f8",
+                "sha256:e2cad8093172b7d1595b4ad66f24270808658e11acf43a8f95b41276162eb5b8",
+                "sha256:e3db840a4dee542e37e09f30859f1612da90e1c5239a6a2498c473183a50e781",
+                "sha256:edcada2e24ed68f019175c2b2af2a8b481d3d084798b8c20d15d34f5c733fa58",
+                "sha256:f467bbb837691ab5a8ca359199d3429a11a01e6dfb3d9dcc676dc035ca93c0a9",
+                "sha256:f506af4f27def639ba45789fa6fde45f9a217da0be05f8910458e4557eed020c",
+                "sha256:f614fc9956d76d8a88a88bb41ddc12709caa755666f580af3a688899721efecd",
+                "sha256:f9afb5b746781fc2abce26193d1c817b7eb0e11459510fba65d2bd77fe161d9e",
+                "sha256:fb8b8ee99b3fffe4fd86f4c81b35a6bf7e4462cba019997af2fe679365db0c49"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==6.2"
         },
         "execnet": {
             "hashes": [
-                "sha256:a7a84d5fa07a089186a329528f127c9d73b9de57f1a1131b82bb5320ee651f6a",
-                "sha256:fc155a6b553c66c838d1a22dba1dc9f5f505c43285a878c6f74a79c024750b83"
+                "sha256:8f694f3ba9cc92cab508b152dcfe322153975c29bda272e2fd7f3f00f36e47c5",
+                "sha256:a295f7cc774947aac58dde7fdc85f4aa00c42adf5d8f5468fc630c1acf30a142"
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-            "markers": "python_version >= '2.7' and python_version != '3.1.*' and python_version != '3.2.*' and python_version != '3.0.*' and python_version != '3.3.*'",
-            "version": "==1.5.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==1.9.0"
         },
         "flake8": {
             "hashes": [
-                "sha256:7253265f7abd8b313e3892944044a365e3f4ac3fcdcfb4298f55ee9ddf188ba0",
-                "sha256:c7841163e2b576d435799169b78703ad6ac1bbb0f199994fc05f700b2a90ea37"
+                "sha256:6fbe320aad8d6b95cec8b8e47bc933004678dc63095be98528b7bdd2a9f510db",
+                "sha256:7a1cf6b73744f5806ab95e526f6f0d8c01c66d7bbe349562d22dfca20610b248"
             ],
-            "version": "==3.5.0"
+            "markers": "python_full_version >= '3.6.1'",
+            "version": "==5.0.4"
+        },
+        "importlib-metadata": {
+            "hashes": [
+                "sha256:057e92c15bc8d9e8109738a48db0ccb31b4d9d5cfbee5a8670879a30be66304b",
+                "sha256:b7e52a1f8dec14a75ea73e0891f3060099ca1d8e6a462a4dff11c3e119ea1b31"
+            ],
+            "markers": "python_version < '3.8'",
+            "version": "==4.2.0"
         },
         "mccabe": {
             "hashes": [
-                "sha256:ab8a6258860da4b6677da4bd2fe5dc2c659cff31b3ee4f7f5d64e79735b80d42",
-                "sha256:dd8d182285a0fe56bace7f45b5e7d1a6ebcbf524e8f3bd87eb0f125271b8831f"
+                "sha256:348e0240c33b60bbdf4e523192ef919f28cb2c3d7d5c7794f74009290f236325",
+                "sha256:6c2d30ab6be0e4a46919781807b4f0d834ebdd6c6e3dca0bda5a15f863427b6e"
             ],
-            "version": "==0.6.1"
+            "markers": "python_version >= '3.6'",
+            "version": "==0.7.0"
         },
         "more-itertools": {
             "hashes": [
-                "sha256:2b6b9893337bfd9166bee6a62c2b0c9fe7735dcf85948b387ec8cba30e85d8e8",
-                "sha256:6703844a52d3588f951883005efcf555e49566a48afd4db4e965d69b883980d3",
-                "sha256:a18d870ef2ffca2b8463c0070ad17b5978056f403fb64e3f15fe62a52db21cc0"
+                "sha256:1bc4f91ee5b1b31ac7ceacc17c09befe6a40a503907baf9c839c229b5095cfd2",
+                "sha256:c09443cd3d5438b8dafccd867a6bc1cb0894389e90cb53d227456b0b0bccb750"
             ],
-            "version": "==4.2.0"
+            "markers": "python_version >= '3.5'",
+            "version": "==8.14.0"
         },
         "pluggy": {
             "hashes": [
@@ -108,30 +129,32 @@
                 "sha256:d345c8fe681115900d6da8d048ba67c25df42973bda370783cd58826442dcd7c",
                 "sha256:e160a7fcf25762bb60efc7e171d4497ff1d8d2d75a3d0df7a21b76821ecbf5c5"
             ],
-            "markers": "python_version >= '2.7' and python_version != '3.1.*' and python_version != '3.2.*' and python_version != '3.0.*' and python_version != '3.3.*'",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==0.6.0"
         },
         "py": {
             "hashes": [
-                "sha256:3fd59af7435864e1a243790d322d763925431213b6b8529c6ca71081ace3bbf7",
-                "sha256:e31fb2767eb657cbde86c454f02e99cb846d3cd9d61b318525140214fdc0e98e"
+                "sha256:21b81bda15b66ef5e1a777a21c4dcd9c20ad3efd0b3f817e7a809035269e1bd3",
+                "sha256:3b80836aa6d1feeaa108e046da6423ab8f6ceda6468545ae8d02d9d58d18818a"
             ],
-            "markers": "python_version >= '2.7' and python_version != '3.1.*' and python_version != '3.2.*' and python_version != '3.0.*' and python_version != '3.3.*'",
-            "version": "==1.5.4"
+            "index": "pypi",
+            "version": "==1.10.0"
         },
         "pycodestyle": {
             "hashes": [
-                "sha256:682256a5b318149ca0d2a9185d365d8864a768a28db66a84a2ea946bcc426766",
-                "sha256:6c4245ade1edfad79c3446fadfc96b0de2759662dc29d07d80a6f27ad1ca6ba9"
+                "sha256:2c9607871d58c76354b697b42f5d57e1ada7d261c261efac224b664affdc5785",
+                "sha256:d1735fc58b418fd7c5f658d28d943854f8a849b01a5d0a1e6f3f3fdd0166804b"
             ],
-            "version": "==2.3.1"
+            "markers": "python_version >= '3.6'",
+            "version": "==2.9.1"
         },
         "pyflakes": {
             "hashes": [
-                "sha256:08bd6a50edf8cffa9fa09a463063c425ecaaf10d1eb0335a7e8b1401aef89e6f",
-                "sha256:8d616a382f243dbf19b54743f280b80198be0bca3a5396f1d2e1fca6223e8805"
+                "sha256:4579f67d887f804e67edb544428f264b7b24f435b263c4614f384135cea553d2",
+                "sha256:491feb020dca48ccc562a8c0cbe8df07ee13078df59813b83959cbdada312ea3"
             ],
-            "version": "==1.6.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==2.5.0"
         },
         "pytest": {
             "hashes": [
@@ -159,10 +182,11 @@
         },
         "pytest-forked": {
             "hashes": [
-                "sha256:e4500cd0509ec4a26535f7d4112a8cc0f17d3a41c29ffd4eab479d2a55b30805",
-                "sha256:f275cb48a73fc61a6710726348e1da6d68a978f0ec0c54ece5a5fae5977e5a08"
+                "sha256:42a438336731465c5bd76ab38e1645647ac55914a08b507efbabe8783a08aa6c",
+                "sha256:65f96334863d9cbe53d21f73e8febc4dd61b8d1fdcac7b487d9af07a5d02a938"
             ],
-            "version": "==0.2"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==1.2.0"
         },
         "pytest-xdist": {
             "hashes": [
@@ -171,12 +195,37 @@
             "index": "pypi",
             "version": "==1.19.1"
         },
+        "setuptools": {
+            "hashes": [
+                "sha256:22c7348c6d2976a52632c67f7ab0cdf40147db7789f9aed18734643fe9cf3373",
+                "sha256:4ce92f1e1f8f01233ee9952c04f6b81d1e02939d6e1b488428154974a4d0783e"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==59.6.0"
+        },
         "six": {
             "hashes": [
-                "sha256:70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9",
-                "sha256:832dc0e10feb1aa2c68dcc57dbb658f1c7e65b9b61af69048abc87a2db00a0eb"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
+        },
+        "typing-extensions": {
+            "hashes": [
+                "sha256:1a9462dcc3347a79b1f1c0271fbe79e844580bb598bafa1ed208b94da3cdcd42",
+                "sha256:21c85e0fe4b9a155d0799430b0ad741cdce7e359660ccbd8b530613e8df88ce2"
+            ],
+            "markers": "python_version < '3.8'",
+            "version": "==4.1.1"
+        },
+        "zipp": {
+            "hashes": [
+                "sha256:71c644c5369f4a6e07636f0aa966270449561fcea2e3d6747b8d23efaa9d7832",
+                "sha256:9fe5ea21568a0a70e50f273397638d39b03353731e6cbbb3fd8502a33fec40bc"
             ],
-            "version": "==1.11.0"
+            "markers": "python_version >= '3.6'",
+            "version": "==3.6.0"
         }
     },
     "develop": {}