diff --git a/Pipfile b/Pipfile
index 70e6cd8..b9dd6ff 100644
--- a/Pipfile
+++ b/Pipfile
@@ -10,6 +10,9 @@ pillow = "*"
 
 [dev-packages]
 pytest = "*"
+wheel = "*"
+flake8 = "*"
+pylint = "*"
 
 [requires]
 python_version = "3.10"
diff --git a/Pipfile.lock b/Pipfile.lock
index 7cc4a0c..2d0342f 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "360af7adfda239c3869ca72b8c07e4d53b66dc3c83c38dc304a175fe408f6737"
+            "sha256": "20c3626aae91ad69aa53ab9390c76cb7e8a76c29874d4ca957d5a5f2d45ef15a"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -31,6 +31,7 @@
                 "sha256:2e0918e03aa0c72ea56edbb00d4d664294815aa11291a11504a377ea018330d3",
                 "sha256:3033fbe1feb1b59394615a1cafaee85e49d01b51d54de0cbf6aa8e64182518a1",
                 "sha256:3168434d303babf495d4ba58fc22d6604f6e2afb97adc6a423e917dab828939c",
+                "sha256:32a44128c4bdca7f31de5be641187367fe2a450ad83b833ef78910397db491aa",
                 "sha256:3dd6caf940756101205dffc5367babf288a30043d35f80936f9bfb37f8355b32",
                 "sha256:40e1ce476a7804b0fb74bcfa80b0a2206ea6a882938eaba917f7a0f004b42502",
                 "sha256:41e0051336807468be450d52b8edd12ac60bebaa97fe10c8b660f116e50b30e4",
@@ -75,6 +76,7 @@
                 "sha256:c7025dce65566eb6e89f56c9509d4f628fddcedb131d9465cacd3d8bac337e7e",
                 "sha256:c935a22a557a560108d780f9a0fc426dd7459940dc54faa49d83249c8d3e760f",
                 "sha256:dbb8e7f2abee51cef77673be97760abff1674ed32847ce04b4af90f610144c7b",
+                "sha256:e6ea6b856a74d560d9326c0f5895ef8050126acfdc7ca08ad703eb0081e82b74",
                 "sha256:ebf2029c1f464c59b8bdbe5143c79fa2045a581ac53679733d3a91d400ff9efb",
                 "sha256:f1ff2ee69f10f13a9596480335f406dd1f70c3650349e2be67ca3139280cade0"
             ],
@@ -110,6 +112,14 @@
         }
     },
     "develop": {
+        "astroid": {
+            "hashes": [
+                "sha256:1c00a14f5a3ed0339d38d2e2e5b74ea2591df5861c0936bb292b84ccf3a78d83",
+                "sha256:72702205200b2a638358369d90c222d74ebc376787af8fb2f7f2a86f7b5cc85f"
+            ],
+            "markers": "python_full_version >= '3.7.2'",
+            "version": "==2.12.12"
+        },
         "attrs": {
             "hashes": [
                 "sha256:29adc2665447e5191d0e7c568fde78b21f9672d344281d0c6e1ab085429b22b6",
@@ -118,13 +128,29 @@
             "markers": "python_version >= '3.5'",
             "version": "==22.1.0"
         },
+        "dill": {
+            "hashes": [
+                "sha256:a07ffd2351b8c678dfc4a856a3005f8067aea51d6ba6c700796a4d9e280f39f0",
+                "sha256:e5db55f3687856d8fbdab002ed78544e1c4559a130302693d839dfe8f93f2373"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==0.3.6"
+        },
         "exceptiongroup": {
             "hashes": [
-                "sha256:2ac84b496be68464a2da60da518af3785fff8b7ec0d090a581604bc870bdee41",
-                "sha256:affbabf13fb6e98988c38d9c5650e701569fe3c1de3233cfb61c5f33774690ad"
+                "sha256:542adf9dea4055530d6e1279602fa5cb11dab2395fa650b8674eaec35fc4a828",
+                "sha256:bd14967b79cd9bdb54d97323216f8fdf533e278df937aa2a90089e7d6e06e5ec"
             ],
             "markers": "python_version < '3.11'",
-            "version": "==1.0.0"
+            "version": "==1.0.4"
+        },
+        "flake8": {
+            "hashes": [
+                "sha256:6fbe320aad8d6b95cec8b8e47bc933004678dc63095be98528b7bdd2a9f510db",
+                "sha256:7a1cf6b73744f5806ab95e526f6f0d8c01c66d7bbe349562d22dfca20610b248"
+            ],
+            "index": "pypi",
+            "version": "==5.0.4"
         },
         "iniconfig": {
             "hashes": [
@@ -133,6 +159,47 @@
             ],
             "version": "==1.1.1"
         },
+        "isort": {
+            "hashes": [
+                "sha256:6f62d78e2f89b4500b080fe3a81690850cd254227f27f75c3a0c491a1f351ba7",
+                "sha256:e8443a5e7a020e9d7f97f1d7d9cd17c88bcb3bc7e218bf9cf5095fe550be2951"
+            ],
+            "markers": "python_version < '4.0' and python_full_version >= '3.6.1'",
+            "version": "==5.10.1"
+        },
+        "lazy-object-proxy": {
+            "hashes": [
+                "sha256:0c1c7c0433154bb7c54185714c6929acc0ba04ee1b167314a779b9025517eada",
+                "sha256:14010b49a2f56ec4943b6cf925f597b534ee2fe1f0738c84b3bce0c1a11ff10d",
+                "sha256:4e2d9f764f1befd8bdc97673261b8bb888764dfdbd7a4d8f55e4fbcabb8c3fb7",
+                "sha256:4fd031589121ad46e293629b39604031d354043bb5cdf83da4e93c2d7f3389fe",
+                "sha256:5b51d6f3bfeb289dfd4e95de2ecd464cd51982fe6f00e2be1d0bf94864d58acd",
+                "sha256:6850e4aeca6d0df35bb06e05c8b934ff7c533734eb51d0ceb2d63696f1e6030c",
+                "sha256:6f593f26c470a379cf7f5bc6db6b5f1722353e7bf937b8d0d0b3fba911998858",
+                "sha256:71d9ae8a82203511a6f60ca5a1b9f8ad201cac0fc75038b2dc5fa519589c9288",
+                "sha256:7e1561626c49cb394268edd00501b289053a652ed762c58e1081224c8d881cec",
+                "sha256:8f6ce2118a90efa7f62dd38c7dbfffd42f468b180287b748626293bf12ed468f",
+                "sha256:ae032743794fba4d171b5b67310d69176287b5bf82a21f588282406a79498891",
+                "sha256:afcaa24e48bb23b3be31e329deb3f1858f1f1df86aea3d70cb5c8578bfe5261c",
+                "sha256:b70d6e7a332eb0217e7872a73926ad4fdc14f846e85ad6749ad111084e76df25",
+                "sha256:c219a00245af0f6fa4e95901ed28044544f50152840c5b6a3e7b2568db34d156",
+                "sha256:ce58b2b3734c73e68f0e30e4e725264d4d6be95818ec0a0be4bb6bf9a7e79aa8",
+                "sha256:d176f392dbbdaacccf15919c77f526edf11a34aece58b55ab58539807b85436f",
+                "sha256:e20bfa6db17a39c706d24f82df8352488d2943a3b7ce7d4c22579cb89ca8896e",
+                "sha256:eac3a9a5ef13b332c059772fd40b4b1c3d45a3a2b05e33a361dee48e54a4dad0",
+                "sha256:eb329f8d8145379bf5dbe722182410fe8863d186e51bf034d2075eb8d85ee25b"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==1.8.0"
+        },
+        "mccabe": {
+            "hashes": [
+                "sha256:348e0240c33b60bbdf4e523192ef919f28cb2c3d7d5c7794f74009290f236325",
+                "sha256:6c2d30ab6be0e4a46919781807b4f0d834ebdd6c6e3dca0bda5a15f863427b6e"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==0.7.0"
+        },
         "packaging": {
             "hashes": [
                 "sha256:dd47c42927d89ab911e606518907cc2d3a1f38bbd026385970643f9c5b8ecfeb",
@@ -141,6 +208,14 @@
             "markers": "python_version >= '3.6'",
             "version": "==21.3"
         },
+        "platformdirs": {
+            "hashes": [
+                "sha256:1006647646d80f16130f052404c6b901e80ee4ed6bef6792e1f238a8969106f7",
+                "sha256:af0276409f9a02373d540bf8480021a048711d572745aef4b7842dad245eba10"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==2.5.4"
+        },
         "pluggy": {
             "hashes": [
                 "sha256:4224373bacce55f955a878bf9cfa763c1e360858e330072059e10bad68531159",
@@ -149,6 +224,30 @@
             "markers": "python_version >= '3.6'",
             "version": "==1.0.0"
         },
+        "pycodestyle": {
+            "hashes": [
+                "sha256:2c9607871d58c76354b697b42f5d57e1ada7d261c261efac224b664affdc5785",
+                "sha256:d1735fc58b418fd7c5f658d28d943854f8a849b01a5d0a1e6f3f3fdd0166804b"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==2.9.1"
+        },
+        "pyflakes": {
+            "hashes": [
+                "sha256:4579f67d887f804e67edb544428f264b7b24f435b263c4614f384135cea553d2",
+                "sha256:491feb020dca48ccc562a8c0cbe8df07ee13078df59813b83959cbdada312ea3"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==2.5.0"
+        },
+        "pylint": {
+            "hashes": [
+                "sha256:15060cc22ed6830a4049cf40bc24977744df2e554d38da1b2657591de5bcd052",
+                "sha256:25b13ddcf5af7d112cf96935e21806c1da60e676f952efb650130f2a4483421c"
+            ],
+            "index": "pypi",
+            "version": "==2.15.6"
+        },
         "pyparsing": {
             "hashes": [
                 "sha256:2b020ecf7d21b687f219b71ecad3631f644a47f01403fa1d1036b0c6416d70fb",
@@ -172,6 +271,92 @@
             ],
             "markers": "python_version < '3.11'",
             "version": "==2.0.1"
+        },
+        "tomlkit": {
+            "hashes": [
+                "sha256:07de26b0d8cfc18f871aec595fda24d95b08fef89d147caa861939f37230bf4b",
+                "sha256:71b952e5721688937fb02cf9d354dbcf0785066149d2855e44531ebdd2b65d73"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==0.11.6"
+        },
+        "wheel": {
+            "hashes": [
+                "sha256:965f5259b566725405b05e7cf774052044b1ed30119b5d586b2703aafe8719ac",
+                "sha256:b60533f3f5d530e971d6737ca6d58681ee434818fab630c83a734bb10c083ce8"
+            ],
+            "index": "pypi",
+            "version": "==0.38.4"
+        },
+        "wrapt": {
+            "hashes": [
+                "sha256:00b6d4ea20a906c0ca56d84f93065b398ab74b927a7a3dbd470f6fc503f95dc3",
+                "sha256:01c205616a89d09827986bc4e859bcabd64f5a0662a7fe95e0d359424e0e071b",
+                "sha256:02b41b633c6261feff8ddd8d11c711df6842aba629fdd3da10249a53211a72c4",
+                "sha256:07f7a7d0f388028b2df1d916e94bbb40624c59b48ecc6cbc232546706fac74c2",
+                "sha256:11871514607b15cfeb87c547a49bca19fde402f32e2b1c24a632506c0a756656",
+                "sha256:1b376b3f4896e7930f1f772ac4b064ac12598d1c38d04907e696cc4d794b43d3",
+                "sha256:21ac0156c4b089b330b7666db40feee30a5d52634cc4560e1905d6529a3897ff",
+                "sha256:257fd78c513e0fb5cdbe058c27a0624c9884e735bbd131935fd49e9fe719d310",
+                "sha256:2b39d38039a1fdad98c87279b48bc5dce2c0ca0d73483b12cb72aa9609278e8a",
+                "sha256:2cf71233a0ed05ccdabe209c606fe0bac7379fdcf687f39b944420d2a09fdb57",
+                "sha256:2fe803deacd09a233e4762a1adcea5db5d31e6be577a43352936179d14d90069",
+                "sha256:3232822c7d98d23895ccc443bbdf57c7412c5a65996c30442ebe6ed3df335383",
+                "sha256:34aa51c45f28ba7f12accd624225e2b1e5a3a45206aa191f6f9aac931d9d56fe",
+                "sha256:36f582d0c6bc99d5f39cd3ac2a9062e57f3cf606ade29a0a0d6b323462f4dd87",
+                "sha256:380a85cf89e0e69b7cfbe2ea9f765f004ff419f34194018a6827ac0e3edfed4d",
+                "sha256:40e7bc81c9e2b2734ea4bc1aceb8a8f0ceaac7c5299bc5d69e37c44d9081d43b",
+                "sha256:43ca3bbbe97af00f49efb06e352eae40434ca9d915906f77def219b88e85d907",
+                "sha256:4fcc4649dc762cddacd193e6b55bc02edca674067f5f98166d7713b193932b7f",
+                "sha256:5a0f54ce2c092aaf439813735584b9537cad479575a09892b8352fea5e988dc0",
+                "sha256:5a9a0d155deafd9448baff28c08e150d9b24ff010e899311ddd63c45c2445e28",
+                "sha256:5b02d65b9ccf0ef6c34cba6cf5bf2aab1bb2f49c6090bafeecc9cd81ad4ea1c1",
+                "sha256:60db23fa423575eeb65ea430cee741acb7c26a1365d103f7b0f6ec412b893853",
+                "sha256:642c2e7a804fcf18c222e1060df25fc210b9c58db7c91416fb055897fc27e8cc",
+                "sha256:6a9a25751acb379b466ff6be78a315e2b439d4c94c1e99cb7266d40a537995d3",
+                "sha256:6b1a564e6cb69922c7fe3a678b9f9a3c54e72b469875aa8018f18b4d1dd1adf3",
+                "sha256:6d323e1554b3d22cfc03cd3243b5bb815a51f5249fdcbb86fda4bf62bab9e164",
+                "sha256:6e743de5e9c3d1b7185870f480587b75b1cb604832e380d64f9504a0535912d1",
+                "sha256:709fe01086a55cf79d20f741f39325018f4df051ef39fe921b1ebe780a66184c",
+                "sha256:7b7c050ae976e286906dd3f26009e117eb000fb2cf3533398c5ad9ccc86867b1",
+                "sha256:7d2872609603cb35ca513d7404a94d6d608fc13211563571117046c9d2bcc3d7",
+                "sha256:7ef58fb89674095bfc57c4069e95d7a31cfdc0939e2a579882ac7d55aadfd2a1",
+                "sha256:80bb5c256f1415f747011dc3604b59bc1f91c6e7150bd7db03b19170ee06b320",
+                "sha256:81b19725065dcb43df02b37e03278c011a09e49757287dca60c5aecdd5a0b8ed",
+                "sha256:833b58d5d0b7e5b9832869f039203389ac7cbf01765639c7309fd50ef619e0b1",
+                "sha256:88bd7b6bd70a5b6803c1abf6bca012f7ed963e58c68d76ee20b9d751c74a3248",
+                "sha256:8ad85f7f4e20964db4daadcab70b47ab05c7c1cf2a7c1e51087bfaa83831854c",
+                "sha256:8c0ce1e99116d5ab21355d8ebe53d9460366704ea38ae4d9f6933188f327b456",
+                "sha256:8d649d616e5c6a678b26d15ece345354f7c2286acd6db868e65fcc5ff7c24a77",
+                "sha256:903500616422a40a98a5a3c4ff4ed9d0066f3b4c951fa286018ecdf0750194ef",
+                "sha256:9736af4641846491aedb3c3f56b9bc5568d92b0692303b5a305301a95dfd38b1",
+                "sha256:988635d122aaf2bdcef9e795435662bcd65b02f4f4c1ae37fbee7401c440b3a7",
+                "sha256:9cca3c2cdadb362116235fdbd411735de4328c61425b0aa9f872fd76d02c4e86",
+                "sha256:9e0fd32e0148dd5dea6af5fee42beb949098564cc23211a88d799e434255a1f4",
+                "sha256:9f3e6f9e05148ff90002b884fbc2a86bd303ae847e472f44ecc06c2cd2fcdb2d",
+                "sha256:a85d2b46be66a71bedde836d9e41859879cc54a2a04fad1191eb50c2066f6e9d",
+                "sha256:a9a52172be0b5aae932bef82a79ec0a0ce87288c7d132946d645eba03f0ad8a8",
+                "sha256:aa31fdcc33fef9eb2552cbcbfee7773d5a6792c137b359e82879c101e98584c5",
+                "sha256:b014c23646a467558be7da3d6b9fa409b2c567d2110599b7cf9a0c5992b3b471",
+                "sha256:b21bb4c09ffabfa0e85e3a6b623e19b80e7acd709b9f91452b8297ace2a8ab00",
+                "sha256:b5901a312f4d14c59918c221323068fad0540e34324925c8475263841dbdfe68",
+                "sha256:b9b7a708dd92306328117d8c4b62e2194d00c365f18eff11a9b53c6f923b01e3",
+                "sha256:d1967f46ea8f2db647c786e78d8cc7e4313dbd1b0aca360592d8027b8508e24d",
+                "sha256:d52a25136894c63de15a35bc0bdc5adb4b0e173b9c0d07a2be9d3ca64a332735",
+                "sha256:d77c85fedff92cf788face9bfa3ebaa364448ebb1d765302e9af11bf449ca36d",
+                "sha256:d79d7d5dc8a32b7093e81e97dad755127ff77bcc899e845f41bf71747af0c569",
+                "sha256:dbcda74c67263139358f4d188ae5faae95c30929281bc6866d00573783c422b7",
+                "sha256:ddaea91abf8b0d13443f6dac52e89051a5063c7d014710dcb4d4abb2ff811a59",
+                "sha256:dee0ce50c6a2dd9056c20db781e9c1cfd33e77d2d569f5d1d9321c641bb903d5",
+                "sha256:dee60e1de1898bde3b238f18340eec6148986da0455d8ba7848d50470a7a32fb",
+                "sha256:e2f83e18fe2f4c9e7db597e988f72712c0c3676d337d8b101f6758107c42425b",
+                "sha256:e3fb1677c720409d5f671e39bac6c9e0e422584e5f518bfd50aa4cbbea02433f",
+                "sha256:ee2b1b1769f6707a8a445162ea16dddf74285c3964f605877a20e38545c3c462",
+                "sha256:ee6acae74a2b91865910eef5e7de37dc6895ad96fa23603d1d27ea69df545015",
+                "sha256:ef3f72c9666bba2bab70d2a8b79f2c6d2c1a42a7f7e2b0ec83bb2f9e383950af"
+            ],
+            "markers": "python_version < '3.11'",
+            "version": "==1.14.1"
         }
     }
 }
diff --git a/upgrade_deps.sh b/upgrade_deps.sh
index 54551e8..71d7b81 100755
--- a/upgrade_deps.sh
+++ b/upgrade_deps.sh
@@ -109,6 +109,7 @@ BIN="$HOME/bin"
 DOWNLOADS="$HOME/downloads"
 
 PIP="pip3.11"
+PIPENV="python3.11 -m pipenv"
 
 # Upgrade protoc
 
@@ -174,6 +175,12 @@ fi
 
 # Upgrade pip requirements
 
+cmd="sudo pip install --upgrade pip"
+if $interactive ; then askContinueYn "$cmd"; fi
+eval "$cmd"
+
+$PIP --version
+
 cmd="$PIP install -U -r requirements.txt"
 if $interactive ; then askContinueYn "$cmd"; fi
 eval "$cmd"
@@ -182,7 +189,9 @@ cmd="$PIP install -U -r requirements-dev.txt"
 if $interactive ; then askContinueYn "$cmd"; fi
 eval "$cmd"
 
-cmd="pipenv lock"
+$PIPENV --version
+
+cmd="$PIPENV update"
 if $interactive ; then askContinueYn "$cmd"; fi
 eval "$cmd"