Pipfile

@@ -19,17 +19,21 @@ spidev = {version = "3.4"}
 # https://github.com/psf/black/commit/e74117f172e29e8a980e2c9de929ad50d3769150#diff-2eeaed663bd0d25b7e608891384b7298R51
 black = {version = "==20.8b1", markers = "python_version >= '3.6'"}
 mypy = "*"
-pylint = "*"
+#pylint = "*"
 pylint-import-requirements = "*"
 #pytest = "*"
 pytest-cov = "*"
 
 # python3.5 compatibility
+# https://github.com/PyCQA/astroid/commit/d81f07becf3243a84e0baaa3493ce74cafed8022#diff-60f61ab7a8d1910d86d9fda2261620314edcae5894d5aaa236b821c7256badd7R52
+astroid = "<2.5"
 # https://github.com/python/importlib_metadata/commit/107f9029fd5807c6579b881db19e11a0488f0675
 importlib-metadata = "<3"
 isort = "<5"
 # workaround https://github.com/pytest-dev/pytest/issues/3953
 pathlib2 = {version = "*", markers="python_version < '3.6'"}
+# https://github.com/PyCQA/pylint/commit/6e2de8e3a2e2c5586e876ca305f0844bdd822db3
+pylint = "<2.7"
 # https://github.com/pytest-dev/pytest/commit/179f4326df2b644f0ab73f78e4770dafcbdcd89f#diff-fa602a8a75dc9dcc92261bac5f533c2a85e34fcceaff63b3a3a81d9acde2fc52R52
 pytest = "<6.2"
 # https://github.com/jaraco/zipp/commit/05a3c52b4d41690e0471a2e283cffb500dc0329a

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "ae1a73458f915e342844bad163ab1657b3a5e41bbb70d7556d72a2d561cd4fda"
+            "sha256": "8d4dd3a61ea01f83e92f36b8247e12e503e0f1173e6d2b83a8713ee53f5d31d7"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -41,6 +41,7 @@
                 "sha256:2f4078c2a41bf377eea06d71c9d2ba4eb8f6b1af2135bec27bbbb7d8f12bb703",
                 "sha256:bc58d83eb610252fd8de6363e39d4f1d0619c894b0ed24603b881c02e64c7386"
             ],
+            "index": "pypi",
             "version": "==2.4.2"
         },
         "attrs": {
@@ -67,57 +68,57 @@
         },
         "coverage": {
             "hashes": [
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+                "sha256:9754a5c265f991317de2bac0c70a746efc2b695cf4d49f5d2cddeac36544fb44",
+                "sha256:a565f48c4aae72d1d3d3f8e8fb7218f5609c964e9c6f68604608e5958b9c60c3",
+                "sha256:a636160680c6e526b84f85d304e2f0bb4e94f8284dd765a1911de9a40450b10a",
+                "sha256:a839e25f07e428a87d17d857d9935dd743130e77ff46524abb992b962eb2076c",
+                "sha256:b62046592b44263fa7570f1117d372ae3f310222af1fc1407416f037fb3af21b",
+                "sha256:b7f7421841f8db443855d2854e25914a79a1ff48ae92f70d0a5c2f8907ab98c9",
+                "sha256:ba7ca81b6d60a9f7a0b4b4e175dcc38e8fef4992673d9d6e6879fd6de00dd9b8",
+                "sha256:bb32ca14b4d04e172c541c69eec5f385f9a075b38fb22d765d8b0ce3af3a0c22",
+                "sha256:c0ff1c1b4d13e2240821ef23c1efb1f009207cb3f56e16986f713c2b0e7cd37f",
+                "sha256:c669b440ce46ae3abe9b2d44a913b5fd86bb19eb14a8701e88e3918902ecd345",
+                "sha256:c67734cff78383a1f23ceba3b3239c7deefc62ac2b05fa6a47bcd565771e5880",
+                "sha256:c6809ebcbf6c1049002b9ac09c127ae43929042ec1f1dbd8bb1615f7cd9f70a0",
+                "sha256:cd601187476c6bed26a0398353212684c427e10a903aeafa6da40c63309d438b",
+                "sha256:ebfa374067af240d079ef97b8064478f3bf71038b78b017eb6ec93ede1b6bcec",
+                "sha256:fbb17c0d0822684b7d6c09915677a32319f16ff1115df5ec05bdcaaee40b35f3",
+                "sha256:fff1f3a586246110f34dc762098b5afd2de88de507559e63553d7da643053786"
             ],
-            "version": "==5.3.1"
+            "version": "==5.4"
         },
         "importlib-metadata": {
             "hashes": [
@@ -177,31 +178,31 @@
         },
         "mypy": {
             "hashes": [
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+                "sha256:9743c91088d396c1a5a3c9978354b61b0382b4e3c440ce83cf77994a43e8c521",
+                "sha256:9f94aac67a2045ec719ffe6111df543bac7874cee01f41928f6969756e030564",
+                "sha256:a26f8ec704e5a7423c8824d425086705e381b4f1dfdef6e3a1edab7ba174ec49",
+                "sha256:abf7e0c3cf117c44d9285cc6128856106183938c68fd4944763003decdcfeb66",
+                "sha256:b09669bcda124e83708f34a94606e01b614fa71931d356c1f1a5297ba11f110a",
+                "sha256:cd07039aa5df222037005b08fbbfd69b3ab0b0bd7a07d7906de75ae52c4e3119",
+                "sha256:d23e0ea196702d918b60c8288561e722bf437d82cb7ef2edcd98cfa38905d506",
+                "sha256:d65cc1df038ef55a99e617431f0553cd77763869eebdf9042403e16089fe746c",
+                "sha256:d7da2e1d5f558c37d6e8c1246f1aec1e7349e4913d8fb3cb289a35de573fe2eb"
             ],
             "index": "pypi",
-            "version": "==0.800"
+            "version": "==0.812"
         },
         "mypy-extensions": {
             "hashes": [
@@ -212,10 +213,10 @@
         },
         "packaging": {
             "hashes": [
-                "sha256:24e0da08660a87484d1602c30bb4902d74816b6985b93de36926f5bc95741858",
-                "sha256:78598185a7008a470d64526a8059de9aaa449238f280fc9eb6b13ba6c4109093"
+                "sha256:5b327ac1320dc863dca72f4514ecc086f31186744b84a230374cc1fd776feae5",
+                "sha256:67714da7f7bc052e064859c05c595155bd1ee9f69f76557e21f051443c20947a"
             ],
-            "version": "==20.8"
+            "version": "==20.9"
         },
         "pathlib2": {
             "hashes": [
@@ -249,11 +250,11 @@
         },
         "pylint": {
             "hashes": [
-                "sha256:bb4a908c9dadbc3aac18860550e870f58e1a02c9f2c204fdf5693d73be061210",
-                "sha256:bfe68f020f8a0fece830a22dd4d5dddb4ecc6137db04face4c3420a46a52239f"
+                "sha256:718b74786ea7ed07aa0c58bf572154d4679f960d26e9641cc1de204a30b87fc9",
+                "sha256:e71c2e9614a4f06e36498f310027942b0f4f2fde20aebb01655b31edc63b9eaf"
             ],
             "index": "pypi",
-            "version": "==2.6.0"
+            "version": "==2.6.2"
         },
         "pylint-import-requirements": {
             "hashes": [