diff --git a/Pipfile.lock b/Pipfile.lock
index 1762a9a..fcfb1cc 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -26,49 +26,56 @@
         },
         "pillow": {
             "hashes": [
-                "sha256:0804f77cb1e9b6dbd37601cee11283bba39a8d44b9ddb053400c58e0c0d7d9de",
-                "sha256:0ab7c5b5d04691bcbd570658667dd1e21ca311c62dcfd315ad2255b1cd37f64f",
-                "sha256:0b3e6cf3ea1f8cecd625f1420b931c83ce74f00c29a0ff1ce4385f99900ac7c4",
-                "sha256:365c06a45712cd723ec16fa4ceb32ce46ad201eb7bbf6d3c16b063c72b61a3ed",
-                "sha256:38301fbc0af865baa4752ddae1bb3cbb24b3d8f221bf2850aad96b243306fa03",
-                "sha256:3aef1af1a91798536bbab35d70d35750bd2884f0832c88aeb2499aa2d1ed4992",
-                "sha256:3fe0ab49537d9330c9bba7f16a5f8b02da615b5c809cdf7124f356a0f182eccd",
-                "sha256:45a619d5c1915957449264c81c008934452e3fd3604e36809212300b2a4dab68",
-                "sha256:49f90f147883a0c3778fd29d3eb169d56416f25758d0f66775db9184debc8010",
-                "sha256:571b5a758baf1cb6a04233fb23d6cf1ca60b31f9f641b1700bfaab1194020555",
-                "sha256:5ac381e8b1259925287ccc5a87d9cf6322a2dc88ae28a97fe3e196385288413f",
-                "sha256:6153db744a743c0c8c91b8e3b9d40e0b13a5d31dbf8a12748c6d9bfd3ddc01ad",
-                "sha256:6fd63afd14a16f5d6b408f623cc2142917a1f92855f0df997e09a49f0341be8a",
-                "sha256:70acbcaba2a638923c2d337e0edea210505708d7859b87c2bd81e8f9902ae826",
-                "sha256:70b1594d56ed32d56ed21a7fbb2a5c6fd7446cdb7b21e749c9791eac3a64d9e4",
-                "sha256:76638865c83b1bb33bcac2a61ce4d13c17dba2204969dedb9ab60ef62bede686",
-                "sha256:7b2ec162c87fc496aa568258ac88631a2ce0acfe681a9af40842fc55deaedc99",
-                "sha256:7cee2cef07c8d76894ebefc54e4bb707dfc7f258ad155bd61d87f6cd487a70ff",
-                "sha256:7d16d4498f8b374fc625c4037742fbdd7f9ac383fd50b06f4df00c81ef60e829",
-                "sha256:b50bc1780681b127e28f0075dfb81d6135c3a293e0c1d0211133c75e2179b6c0",
-                "sha256:bd0582f831ad5bcad6ca001deba4568573a4675437db17c4031939156ff339fa",
-                "sha256:cfd40d8a4b59f7567620410f966bb1f32dc555b2b19f82a91b147fac296f645c",
-                "sha256:e3ae410089de680e8f84c68b755b42bc42c0ceb8c03dbea88a5099747091d38e",
-                "sha256:e9046e559c299b395b39ac7dbf16005308821c2f24a63cae2ab173bd6aa11616",
-                "sha256:ef6be704ae2bc8ad0ebc5cb850ee9139493b0fc4e81abcc240fb392a63ebc808",
-                "sha256:f8dc19d92896558f9c4317ee365729ead9d7bbcf2052a9a19a3ef17abbb8ac5b"
+                "sha256:03b27b197deb4ee400ed57d8d4e572d2d8d80f825b6634daf6e2c18c3c6ccfa6",
+                "sha256:0b281fcadbb688607ea6ece7649c5d59d4bbd574e90db6cd030e9e85bde9fecc",
+                "sha256:0ebd8b9137630a7bbbff8c4b31e774ff05bbb90f7911d93ea2c9371e41039b52",
+                "sha256:113723312215b25c22df1fdf0e2da7a3b9c357a7d24a93ebbe80bfda4f37a8d4",
+                "sha256:2d16b6196fb7a54aff6b5e3ecd00f7c0bab1b56eee39214b2b223a9d938c50af",
+                "sha256:2fd8053e1f8ff1844419842fd474fc359676b2e2a2b66b11cc59f4fa0a301315",
+                "sha256:31b265496e603985fad54d52d11970383e317d11e18e856971bdbb86af7242a4",
+                "sha256:3586e12d874ce2f1bc875a3ffba98732ebb12e18fb6d97be482bd62b56803281",
+                "sha256:47f5cf60bcb9fbc46011f75c9b45a8b5ad077ca352a78185bd3e7f1d294b98bb",
+                "sha256:490e52e99224858f154975db61c060686df8a6b3f0212a678e5d2e2ce24675c9",
+                "sha256:500d397ddf4bbf2ca42e198399ac13e7841956c72645513e8ddf243b31ad2128",
+                "sha256:52abae4c96b5da630a8b4247de5428f593465291e5b239f3f843a911a3cf0105",
+                "sha256:6579f9ba84a3d4f1807c4aab4be06f373017fc65fff43498885ac50a9b47a553",
+                "sha256:68e06f8b2248f6dc8b899c3e7ecf02c9f413aab622f4d6190df53a78b93d97a5",
+                "sha256:6c5439bfb35a89cac50e81c751317faea647b9a3ec11c039900cd6915831064d",
+                "sha256:72c3110228944019e5f27232296c5923398496b28be42535e3b2dc7297b6e8b6",
+                "sha256:72f649d93d4cc4d8cf79c91ebc25137c358718ad75f99e99e043325ea7d56100",
+                "sha256:7aaf07085c756f6cb1c692ee0d5a86c531703b6e8c9cae581b31b562c16b98ce",
+                "sha256:80fe92813d208ce8aa7d76da878bdc84b90809f79ccbad2a288e9bcbeac1d9bd",
+                "sha256:95545137fc56ce8c10de646074d242001a112a92de169986abd8c88c27566a05",
+                "sha256:97b6d21771da41497b81652d44191489296555b761684f82b7b544c49989110f",
+                "sha256:98cb63ca63cb61f594511c06218ab4394bf80388b3d66cd61d0b1f63ee0ea69f",
+                "sha256:9f3b4522148586d35e78313db4db0df4b759ddd7649ef70002b6c3767d0fdeb7",
+                "sha256:a09a9d4ec2b7887f7a088bbaacfd5c07160e746e3d47ec5e8050ae3b2a229e9f",
+                "sha256:b5050d681bcf5c9f2570b93bee5d3ec8ae4cf23158812f91ed57f7126df91762",
+                "sha256:bb47a548cea95b86494a26c89d153fd31122ed65255db5dcbc421a2d28eb3379",
+                "sha256:bc462d24500ba707e9cbdef436c16e5c8cbf29908278af053008d9f689f56dee",
+                "sha256:c2067b3bb0781f14059b112c9da5a91c80a600a97915b4f48b37f197895dd925",
+                "sha256:d154ed971a4cc04b93a6d5b47f37948d1f621f25de3e8fa0c26b2d44f24e3e8f",
+                "sha256:d5dcea1387331c905405b09cdbfb34611050cc52c865d71f2362f354faee1e9f",
+                "sha256:ee6e2963e92762923956fe5d3479b1fdc3b76c83f290aad131a2f98c3df0593e",
+                "sha256:fd0e5062f11cb3e730450a7d9f323f4051b532781026395c4323b8ad055523c4"
             ],
             "index": "pypi",
-            "version": "==6.1.0"
+            "version": "==9.0.0"
         },
         "pytz": {
             "hashes": [
-                "sha256:26c0b32e437e54a18161324a2fca3c4b9846b74a8dccddd843113109e1116b32",
-                "sha256:c894d57500a4cd2d5c71114aaab77dbab5eabd9022308ce5ac9bb93a60a6f0c7"
+                "sha256:3672058bc3453457b622aab7a1c3bfd5ab0bdae451512f6cf25f64ed37f5b87c",
+                "sha256:acad2d8b20a1af07d4e4c9d2e9285c5ed9104354062f275f3fcd88dcef4f1326"
             ],
-            "version": "==2019.2"
+            "version": "==2021.3"
         },
         "sqlparse": {
             "hashes": [
-                "sha256:40afe6b8d4b1117e7dff5504d7a8ce07d9a1b15aeeade8a2d10f130a834f8177",
-                "sha256:7c3dca29c022744e95b547e867cee89f4fce4373f3549ccd8797d8eb52cdb873"
+                "sha256:0c00730c74263a94e5a9919ade150dfc3b19c574389985446148402998287dae",
+                "sha256:48719e356bb8b42991bdbb1e8b83223757b93789c00910a616a071910ca4a64d"
             ],
-            "version": "==0.3.0"
+            "markers": "python_version >= '3.5'",
+            "version": "==0.4.2"
         }
     },
     "develop": {
@@ -77,6 +84,7 @@
                 "sha256:589f874b313739ad35be6e0cd7efde2a4e9b6fea91edcc34e58ecbb8dbe56d19",
                 "sha256:c70dd71abe5a8c85e55e12c19bd91ccfeec11a6e99044204511f9ed547d48451"
             ],
+            "markers": "python_version >= '2.7'",
             "version": "==0.3"
         },
         "flake8": {
@@ -99,6 +107,7 @@
                 "sha256:95a2219d12372f05704562a14ec30bc76b05a5b297b21a5dfe3f6fac3491ae56",
                 "sha256:e40a936c9a450ad81df37f549d676d127b1b66000a6c500caa2b085bc0ca976c"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.5.0"
         },
         "pyflakes": {
@@ -106,6 +115,7 @@
                 "sha256:17dbeb2e3f4d772725c777fabc446d5634d1038f234e77343108ce445ea69ce0",
                 "sha256:d976835886f8c5b31d47970ed689944a0262b5f3afa00a5a7b4dc81e5449f8a2"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.1.1"
         }
     }