hyphen_files = [file for file in filepaths if "-" in file] (#2447)

* hyphen_files = [file for file in filepaths if "-" in file]

* updating DIRECTORY.md

* Rename recursive-quick-sort.py to recursive_quick_sort.py

* updating DIRECTORY.md

* Rename aho-corasick.py to aho_corasick.py

* updating DIRECTORY.md

* Rename polynom-for-points.py to polynom_for_points.py

* updating DIRECTORY.md

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>

sorts/recursive_quick_sort.py

@@ -0,0 +1,22 @@
+def quick_sort(data: list) -> list:
+    """
+    >>> for data in ([2, 1, 0], [2.2, 1.1, 0], "quick_sort"):
+    ...     quick_sort(data) == sorted(data)
+    True
+    True
+    True
+    """
+    if len(data) <= 1:
+        return data
+    else:
+        return (
+            quick_sort([e for e in data[1:] if e <= data[0]])
+            + [data[0]]
+            + quick_sort([e for e in data[1:] if e > data[0]])
+        )
+
+
+if __name__ == "__main__":
+    import doctest
+
+    doctest.testmod()