Merge remote-tracking branch 'upstream/main' into same_val_counts_for_roll_skew_kurt

# Conflicts:
#	doc/source/whatsnew/v1.5.0.rst

Author: auderson

.github/workflows/posix.yml

@@ -61,7 +61,7 @@ jobs:
             env_file: actions-310-numpydev.yaml
             pattern: "not slow and not network and not single_cpu"
             pandas_testing_mode: "deprecate"
-            test_args: "-W error"
+            test_args: "-W error::DeprecationWarning:numpy"
       fail-fast: false
     name: ${{ matrix.name || format('{0} pyarrow={1} {2}', matrix.env_file, matrix.pyarrow_version, matrix.pattern) }}
     env:
@@ -174,7 +174,7 @@ jobs:
       if: always()
 
     - name: Build Version
-      run: pushd /tmp && python -c "import pandas; pandas.show_versions();" && popd
+      run: conda list
 
     - name: Publish test results
       uses: actions/upload-artifact@v3

ci/code_checks.sh

@@ -78,8 +78,8 @@ fi
 ### DOCSTRINGS ###
 if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
 
-    MSG='Validate docstrings (EX04, GL01, GL02, GL03, GL04, GL05, GL06, GL07, GL09, GL10, PR03, PR04, PR05, PR06, PR08, PR09, PR10, RT01, RT04, RT05, SA02, SA03, SS01, SS02, SS03, SS04, SS05)' ; echo $MSG
-    $BASE_DIR/scripts/validate_docstrings.py --format=actions --errors=EX04,GL01,GL02,GL03,GL04,GL05,GL06,GL07,GL09,GL10,PR03,PR04,PR05,PR06,PR08,PR09,PR10,RT01,RT04,RT05,SA02,SA03,SS01,SS02,SS03,SS04,SS05
+    MSG='Validate docstrings (EX04, GL01, GL02, GL03, GL04, GL05, GL06, GL07, GL09, GL10, PR03, PR04, PR05, PR06, PR08, PR09, PR10, RT01, RT04, RT05, SA02, SA03, SA04, SS01, SS02, SS03, SS04, SS05)' ; echo $MSG
+    $BASE_DIR/scripts/validate_docstrings.py --format=actions --errors=EX04,GL01,GL02,GL03,GL04,GL05,GL06,GL07,GL09,GL10,PR03,PR04,PR05,PR06,PR08,PR09,PR10,RT01,RT04,RT05,SA02,SA03,SA04,SS01,SS02,SS03,SS04,SS05
     RET=$(($RET + $?)) ; echo $MSG "DONE"
 
 fi

doc/source/whatsnew/v1.5.0.rst

@@ -600,6 +600,9 @@ Groupby/resample/rolling
 - Bug in :meth:`GroupBy.max` with empty groups and ``uint64`` dtype incorrectly raising ``RuntimeError`` (:issue:`46408`)
 - Bug in :meth:`.GroupBy.apply` would fail when ``func`` was a string and args or kwargs were supplied (:issue:`46479`)
 - Bug in :meth:`Rolling.skew` and :meth:`Rolling.kurt` would give NaN with window of same values (:issue:`30993`)
+- Bug in :meth:`SeriesGroupBy.apply` would incorrectly name its result when there was a unique group (:issue:`46369`)
+- Bug in :meth:`.Rolling.var` would segfault calculating weighted variance when window size was larger than data size (:issue:`46760`)
+- Bug in :meth:`Grouper.__repr__` where ``dropna`` was not included. Now it is (:issue:`46754`)
 
 Reshaping
 ^^^^^^^^^

pandas/_libs/algos_common_helper.pxi.in

@@ -65,7 +65,8 @@ def ensure_{{name}}(object arr, copy=True):
         if (<ndarray>arr).descr.type_num == NPY_{{c_type}}:
             return arr
         else:
-            return arr.astype(np.{{dtype}}, copy=copy)
+            # equiv: arr.astype(np.{{dtype}}, copy=copy)
+            return cnp.PyArray_Cast(<ndarray>arr, cnp.NPY_{{c_type}})
     else:
         return np.array(arr, dtype=np.{{dtype}})
 

pandas/_libs/dtypes.pxd

@@ -34,15 +34,3 @@ ctypedef fused numeric_t:
 ctypedef fused numeric_object_t:
     numeric_t
     object
-
-# i64 + u64 + all float types
-ctypedef fused iu_64_floating_t:
-    float64_t
-    float32_t
-    int64_t
-    uint64_t
-
-# i64 + u64 + all float types + object
-ctypedef fused iu_64_floating_obj_t:
-    iu_64_floating_t
-    object