Python: many package updates

Did not test all packages. Likely we'll have some breakage.

pkgs/development/python-modules/pylint/default.nix

@@ -4,11 +4,11 @@
   buildPythonPackage rec {
     name = "${pname}-${version}";
     pname = "pylint";
-    version = "1.6.5";
+    version = "1.7.1";
 
     src = fetchurl {
       url = "mirror://pypi/p/${pname}/${name}.tar.gz";
-      sha256 = "06b78nl996949a7h01c4ycy8779hl5cm7vpxij5lm3npim59hwx6";
+      sha256 = "8b4a7ab6cf5062e40e2763c0b4a596020abada1d7304e369578b522e46a6264a";
     };
 
     buildInputs = [ pytest mccabe configparser backports_functools_lru_cache ];