fixed string lengths

Author: ZanirP

pandas/core/generic.py

@@ -6456,12 +6456,16 @@ def astype(
         else:
             # else, only a single dtype is given
 
-            # GH 61074: Make dtype="category" imply "ordered" = False + add deprecation warning
+            # GH 61074: Make dtype="category" imply "ordered" = False 
+            # and add a deprecation warning
             if dtype == "category":
                 if isinstance(self.dtype, CategoricalDtype):
                     if self.dtype.ordered:
                         warnings.warn(
-                            "The 'category' dtype is being set to ordered=False by default.",
+                            (
+                            "The 'category' dtype is being set to ordered=False "
+                            " by default."
+                            ),
                             DeprecationWarning,
                             stacklevel=find_stack_level(),
                         )

pandas/tests/series/methods/test_astype.py

@@ -610,8 +610,12 @@ def test_astype_categoricaldtype(self):
     def test_astype_categorical_to_categorical(
         self, name, dtype_ordered, series_ordered
     ):
+        # GH 61074
         def check_deprecation_warning(series):
-            """Helper function to check DeprecationWarning for ordered = True conversions"""
+            """
+            Helper function to check DeprecationWarning 
+            for ordered = True conversions
+            """
             msg = "The 'category' dtype is being set to ordered=False by default."
             with tm.assert_produces_warning(DeprecationWarning, match=msg):
                 result = series.astype("category")