pre-commit issues

Author: topper-123

.pre-commit-config.yaml

@@ -77,27 +77,6 @@ repos:
             --linelength=88,
             '--filter=-readability/casting,-runtime/int,-build/include_subdir,-readability/fn_size'
         ]
--   repo: https://github.com/pycqa/pylint
-    rev: v2.16.2
-    hooks:
-    -   id: pylint
-        stages: [manual]
--   repo: https://github.com/pycqa/pylint
-    rev: v2.16.2
-    hooks:
-    -   id: pylint
-        alias: redefined-outer-name
-        name: Redefining name from outer scope
-        files: ^pandas/
-        exclude: |
-            (?x)
-            ^pandas/tests  # keep excluded
-            |/_testing/  # keep excluded
-            |^pandas/util/_test_decorators\.py  # keep excluded
-            |^pandas/_version\.py  # keep excluded
-            |^pandas/conftest\.py  # keep excluded
-        args: [--disable=all, --enable=redefined-outer-name]
-        stages: [manual]
 -   repo: https://github.com/PyCQA/isort
     rev: 5.12.0
     hooks:

pandas/_libs/index.pyx

@@ -902,6 +902,16 @@ cdef class SharedEngine:
         # for compat with IndexEngine
         pass
 
+    cpdef _update_from_sliced(self, ExtensionEngine other, reverse: bool):
+        self.unique = other.unique
+        self.need_unique_check = other.need_unique_check
+        if not other.need_monotonic_check and (
+                other.is_monotonic_increasing or other.is_monotonic_decreasing):
+            self.need_monotonic_check = other.need_monotonic_check
+            # reverse=True means the index has been reversed
+            self.monotonic_inc = other.monotonic_dec if reverse else other.monotonic_inc
+            self.monotonic_dec = other.monotonic_inc if reverse else other.monotonic_dec
+
     @property
     def is_unique(self) -> bool:
         if self.need_unique_check:

pandas/core/indexes/base.py

@@ -5182,7 +5182,7 @@ def _getitem_slice(self: _IndexT, slobj: slice) -> _IndexT:
         result = type(self)._simple_new(res, name=self._name)
         if "_engine" in self._cache:
             reverse = slobj.step is not None and slobj.step < 0
-            result._engine._update_from_sliced(self._engine, reverse=reverse)
+            result._engine._update_from_sliced(self._engine, reverse=reverse)  # type: ignore[union-attr]  # noqa: E501
 
         return result
 

pandas/core/indexes/range.py

@@ -926,12 +926,7 @@ def _getitem_slice(self: RangeIndex, slobj: slice) -> RangeIndex:
         Fastpath for __getitem__ when we know we have a slice.
         """
         res = self._range[slobj]
-        result = type(self)._simple_new(res, name=self._name)
-        if "_engine" in self._cache:
-            reverse = slobj.step is not None and slobj.step < 0
-            result._engine._update_from_sliced(self._engine, reverse=reverse)
-
-        return result
+        return type(self)._simple_new(res, name=self._name)
 
     @unpack_zerodim_and_defer("__floordiv__")
     def __floordiv__(self, other):