Revert "Workaround pylint-dev/pylint#6818"

This reverts commit 1f9d749.

diofant/simplify/cse_main.py

@@ -213,14 +213,14 @@ def _match_common_args(Func, funcs):
         func_args = [set(e.args) for e in funcs]
         for i, _ in enumerate(func_args):
             for j in range(i + 1, len(func_args)):
-                com_args = func_args[i].intersection(func_args[j])  # pylint: disable=unnecessary-list-index-lookup
+                com_args = func_args[i].intersection(func_args[j])
                 if len(com_args) > 1:
                     com_func = Func(*com_args)
 
                     # for all sets, replace the common symbols by the function
                     # over them, to allow recursive matches
 
-                    diff_i = func_args[i].difference(com_args)  # pylint: disable=unnecessary-list-index-lookup
+                    diff_i = func_args[i].difference(com_args)
                     func_args[i] = diff_i | {com_func}
                     if diff_i:
                         opt_subs[funcs[i]] = Func(Func(*diff_i), com_func,

diofant/simplify/hyperexpand.py

@@ -1555,7 +1555,7 @@ def do_shifts(fro, to, inc, dec):
                 sh = dec
                 ch = -1
 
-            while to[i] != fro[i]:  # pylint: disable=unnecessary-list-index-lookup
+            while to[i] != fro[i]:
                 ops += [sh(fro, i)]
                 fro[i] += ch
 

pyproject.toml

@@ -46,7 +46,7 @@ tests = ['pytest>=6', 'hypothesis', 'pytest-timeout', 'pexpect']
 develop = ['diofant[tests]', 'flake8>=3.8', 'flake8-docstrings>=1.3',
             'pep8-naming', 'flake8-comprehensions', 'flake8-isort>=4.1',
             'flake8-rst', 'flake8-quotes>=3', 'flake8-sfs', 'pytest-xdist>=1.22',
-            'pytest-cov', 'pylint>=2.14.1', 'coverage[toml]>=6.1.2',
+            'pytest-cov', 'pylint>=2.14.2', 'coverage[toml]>=6.1.2',
             'coverage_enable_subprocess', 'types-pkg_resources',
             'mypy', 'build', 'flake8-pytest-style']
 testing = ['diofant[develop]']