From 3cd7b192442853c3dfb048cae903cd293cd3f9e8 Mon Sep 17 00:00:00 2001
From: MarcoGorelli <>
Date: Tue, 2 May 2023 11:12:20 +0100
Subject: [PATCH] make skip_nulls keyword-only where possible

---
 .../dataframe_api/column_object.py            | 20 ++++++++--------
 .../dataframe_api/dataframe_object.py         | 24 +++++++++----------
 .../dataframe_api/groupby_object.py           | 20 ++++++++--------
 3 files changed, 32 insertions(+), 32 deletions(-)

diff --git a/spec/API_specification/dataframe_api/column_object.py b/spec/API_specification/dataframe_api/column_object.py
index c11da438..8419e1eb 100644
--- a/spec/API_specification/dataframe_api/column_object.py
+++ b/spec/API_specification/dataframe_api/column_object.py
@@ -270,7 +270,7 @@ def __invert__(self) -> Column:
             If any of the Column's columns is not boolean.
         """
 
-    def any(self, skip_nulls: bool = True) -> bool:
+    def any(self, *, skip_nulls: bool = True) -> bool:
         """
         Reduction returns a bool.
 
@@ -280,7 +280,7 @@ def any(self, skip_nulls: bool = True) -> bool:
             If column is not boolean.
         """
 
-    def all(self, skip_nulls: bool = True) -> bool:
+    def all(self, *, skip_nulls: bool = True) -> bool:
         """
         Reduction returns a bool.
 
@@ -290,32 +290,32 @@ def all(self, skip_nulls: bool = True) -> bool:
             If column is not boolean.
         """
 
-    def min(self, skip_nulls: bool = True) -> dtype:
+    def min(self, *, skip_nulls: bool = True) -> dtype:
         """
         Reduction returns a scalar. Any data type that supports comparisons
         must be supported. The returned value has the same dtype as the column.
         """
 
-    def max(self, skip_nulls: bool = True) -> dtype:
+    def max(self, *, skip_nulls: bool = True) -> dtype:
         """
         Reduction returns a scalar. Any data type that supports comparisons
         must be supported. The returned value has the same dtype as the column.
         """
 
-    def sum(self, skip_nulls: bool = True) -> dtype:
+    def sum(self, *, skip_nulls: bool = True) -> dtype:
         """
         Reduction returns a scalar. Must be supported for numerical and
         datetime data types. The returned value has the same dtype as the
         column.
         """
 
-    def prod(self, skip_nulls: bool = True) -> dtype:
+    def prod(self, *, skip_nulls: bool = True) -> dtype:
         """
         Reduction returns a scalar. Must be supported for numerical data types.
         The returned value has the same dtype as the column.
         """
 
-    def median(self, skip_nulls: bool = True) -> dtype:
+    def median(self, *, skip_nulls: bool = True) -> dtype:
         """
         Reduction returns a scalar. Must be supported for numerical and
         datetime data types. Returns a float for numerical data types, and
@@ -323,7 +323,7 @@ def median(self, skip_nulls: bool = True) -> dtype:
         dtypes.
         """
 
-    def mean(self, skip_nulls: bool = True) -> dtype:
+    def mean(self, *, skip_nulls: bool = True) -> dtype:
         """
         Reduction returns a scalar. Must be supported for numerical and
         datetime data types. Returns a float for numerical data types, and
@@ -331,7 +331,7 @@ def mean(self, skip_nulls: bool = True) -> dtype:
         dtypes.
         """
 
-    def std(self, skip_nulls: bool = True) -> dtype:
+    def std(self, *, skip_nulls: bool = True) -> dtype:
         """
         Reduction returns a scalar. Must be supported for numerical and
         datetime data types. Returns a float for numerical data types, and
@@ -339,7 +339,7 @@ def std(self, skip_nulls: bool = True) -> dtype:
         dtypes.
         """
 
-    def var(self, skip_nulls: bool = True) -> dtype:
+    def var(self, *, skip_nulls: bool = True) -> dtype:
         """
         Reduction returns a scalar. Must be supported for numerical and
         datetime data types. Returns a float for numerical data types, and
diff --git a/spec/API_specification/dataframe_api/dataframe_object.py b/spec/API_specification/dataframe_api/dataframe_object.py
index 29dcf5fa..a24d6b49 100644
--- a/spec/API_specification/dataframe_api/dataframe_object.py
+++ b/spec/API_specification/dataframe_api/dataframe_object.py
@@ -543,7 +543,7 @@ def __iter__(self) -> NoReturn:
         """
         raise NotImplementedError("'__iter__' is intentionally not implemented.")
 
-    def any(self, skip_nulls: bool = True) -> DataFrame:
+    def any(self, *, skip_nulls: bool = True) -> DataFrame:
         """
         Reduction returns a 1-row DataFrame.
 
@@ -554,7 +554,7 @@ def any(self, skip_nulls: bool = True) -> DataFrame:
         """
         ...
 
-    def all(self, skip_nulls: bool = True) -> DataFrame:
+    def all(self, *, skip_nulls: bool = True) -> DataFrame:
         """
         Reduction returns a 1-row DataFrame.
 
@@ -565,7 +565,7 @@ def all(self, skip_nulls: bool = True) -> DataFrame:
         """
         ...
     
-    def any_rowwise(self, skip_nulls: bool = True) -> Column:
+    def any_rowwise(self, *, skip_nulls: bool = True) -> Column:
         """
         Reduction returns a Column.
 
@@ -579,7 +579,7 @@ def any_rowwise(self, skip_nulls: bool = True) -> Column:
         """
         ...
 
-    def all_rowwise(self, skip_nulls: bool = True) -> Column:
+    def all_rowwise(self, *, skip_nulls: bool = True) -> Column:
         """
         Reduction returns a Column.
 
@@ -593,49 +593,49 @@ def all_rowwise(self, skip_nulls: bool = True) -> Column:
         """
         ...
 
-    def min(self, skip_nulls: bool = True) -> DataFrame:
+    def min(self, *, skip_nulls: bool = True) -> DataFrame:
         """
         Reduction returns a 1-row DataFrame.
         """
         ...
 
-    def max(self, skip_nulls: bool = True) -> DataFrame:
+    def max(self, *, skip_nulls: bool = True) -> DataFrame:
         """
         Reduction returns a 1-row DataFrame.
         """
         ...
 
-    def sum(self, skip_nulls: bool = True) -> DataFrame:
+    def sum(self, *, skip_nulls: bool = True) -> DataFrame:
         """
         Reduction returns a 1-row DataFrame.
         """
         ...
 
-    def prod(self, skip_nulls: bool = True) -> DataFrame:
+    def prod(self, *, skip_nulls: bool = True) -> DataFrame:
         """
         Reduction returns a 1-row DataFrame.
         """
         ...
 
-    def median(self, skip_nulls: bool = True) -> DataFrame:
+    def median(self, *, skip_nulls: bool = True) -> DataFrame:
         """
         Reduction returns a 1-row DataFrame.
         """
         ...
 
-    def mean(self, skip_nulls: bool = True) -> DataFrame:
+    def mean(self, *, skip_nulls: bool = True) -> DataFrame:
         """
         Reduction returns a 1-row DataFrame.
         """
         ...
 
-    def std(self, skip_nulls: bool = True) -> DataFrame:
+    def std(self, *, skip_nulls: bool = True) -> DataFrame:
         """
         Reduction returns a 1-row DataFrame.
         """
         ...
 
-    def var(self, skip_nulls: bool = True) -> DataFrame:
+    def var(self, *, skip_nulls: bool = True) -> DataFrame:
         """
         Reduction returns a 1-row DataFrame.
         """
diff --git a/spec/API_specification/dataframe_api/groupby_object.py b/spec/API_specification/dataframe_api/groupby_object.py
index ee74ed95..cfc7bc62 100644
--- a/spec/API_specification/dataframe_api/groupby_object.py
+++ b/spec/API_specification/dataframe_api/groupby_object.py
@@ -17,34 +17,34 @@ class GroupBy:
     **Methods**
 
     """
-    def any(self, skip_nulls: bool = True) -> "DataFrame":
+    def any(self, *, skip_nulls: bool = True) -> "DataFrame":
         ...
 
-    def all(self, skip_nulls: bool = True) -> "DataFrame":
+    def all(self, *, skip_nulls: bool = True) -> "DataFrame":
         ...
 
-    def min(self, skip_nulls: bool = True) -> "DataFrame":
+    def min(self, *, skip_nulls: bool = True) -> "DataFrame":
         ...
 
-    def max(self, skip_nulls: bool = True) -> "DataFrame":
+    def max(self, *, skip_nulls: bool = True) -> "DataFrame":
         ...
 
-    def sum(self, skip_nulls: bool = True) -> "DataFrame":
+    def sum(self, *, skip_nulls: bool = True) -> "DataFrame":
         ...
 
-    def prod(self, skip_nulls: bool = True) -> "DataFrame":
+    def prod(self, *, skip_nulls: bool = True) -> "DataFrame":
         ...
 
-    def median(self, skip_nulls: bool = True) -> "DataFrame":
+    def median(self, *, skip_nulls: bool = True) -> "DataFrame":
         ...
 
-    def mean(self, skip_nulls: bool = True) -> "DataFrame":
+    def mean(self, *, skip_nulls: bool = True) -> "DataFrame":
         ...
 
-    def std(self, skip_nulls: bool = True) -> "DataFrame":
+    def std(self, *, skip_nulls: bool = True) -> "DataFrame":
         ...
 
-    def var(self, skip_nulls: bool = True) -> "DataFrame":
+    def var(self, *, skip_nulls: bool = True) -> "DataFrame":
         ...
 
     def size(self) -> "DataFrame":