[GitHub] [arrow] maartenbreddels commented on a change in pull request #8271: ARROW-9991: [C++] split kernels for strings/binary

[GitBox <gi...@apache.org>]

maartenbreddels commented on a change in pull request #8271:
URL: https://github.com/apache/arrow/pull/8271#discussion_r500071766



##########
File path: python/pyarrow/compute.py
##########
@@ -253,6 +255,68 @@ def match_substring(array, pattern):
                          MatchSubstringOptions(pattern))
 
 
+def split_pattern(array, pattern, max_splits=-1, reverse=False):
+    """
+    Replace string by a list of strings, separated by *pattern*.
+
+    Parameters
+    ----------
+    array : pyarrow.Array or pyarrow.ChunkedArray
+    pattern : str
+        pattern to split by
+    max_splits : int
+        If not -1, the maximum number of splits.
+    reverse : bool
+        Start splitting from the right, only meaningful when max_splits != -1
+
+    Returns
+    -------
+    result : pyarrow.Array or pyarrow.ChunkedArray
+    """
+    return call_function("split_pattern", [array],
+                         SplitPatternOptions(pattern, max_splits, reverse))

Review comment:
       I can take a look, I think it makes sense to add this indeed.




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