File python-ddsketch-no-six.patch of Package python-ddsketch

diff -ruN ddsketch-3.0.1/ddsketch/mapping.py /tmp/ddsketch-3.0.1/ddsketch/mapping.py
--- ddsketch-3.0.1/ddsketch/mapping.py	2024-04-01 08:10:58.000000000 -0500
+++ ddsketch-3.0.1/ddsketch/mapping.py	2024-09-09 16:19:19.118396342 -0500
@@ -24,10 +24,9 @@
 import math
 import sys
 
-import six
 
 
-class KeyMapping(six.with_metaclass(ABCMeta)):
+class KeyMapping(metaclass=ABCMeta):
     """
     Args:
         relative_accuracy (float): the accuracy guarantee; referred to as alpha
diff -ruN ddsketch-3.0.1/ddsketch/store.py /tmp/ddsketch-3.0.1/ddsketch/store.py
--- ddsketch-3.0.1/ddsketch/store.py	2024-04-01 08:10:58.000000000 -0500
+++ ddsketch-3.0.1/ddsketch/store.py	2024-09-09 16:14:36.625472240 -0500
@@ -21,7 +21,6 @@
     from typing import List  # noqa: F401
     from typing import Optional  # noqa: F401
 
-import six
 
 
 CHUNK_SIZE = 128
@@ -55,7 +54,7 @@
 _pos_infinity = _PositiveIntInfinity()
 
 
-class Store(six.with_metaclass(abc.ABCMeta)):
+class Store(abc.ABC):
     """The basic specification of a store
 
     Attributes:
diff -ruN ddsketch-3.0.1/ddsketch.egg-info/requires.txt /tmp/ddsketch-3.0.1/ddsketch.egg-info/requires.txt
--- ddsketch-3.0.1/ddsketch.egg-info/requires.txt	2024-04-01 08:11:01.000000000 -0500
+++ ddsketch-3.0.1/ddsketch.egg-info/requires.txt	2024-09-09 16:13:39.641285654 -0500
@@ -1,4 +1,2 @@
-six
-
 [serialization]
 protobuf>=3.0.0
diff -ruN ddsketch-3.0.1/riotfile.py /tmp/ddsketch-3.0.1/riotfile.py
--- ddsketch-3.0.1/riotfile.py	2024-04-01 08:10:58.000000000 -0500
+++ ddsketch-3.0.1/riotfile.py	2024-09-09 16:13:51.333323942 -0500
@@ -80,7 +80,6 @@
                 "mypy": latest,
                 "types-protobuf": latest,
                 "types-setuptools": latest,
-                "types-six": latest,
             },
         ),
     ],
diff -ruN ddsketch-3.0.1/setup.py /tmp/ddsketch-3.0.1/setup.py
--- ddsketch-3.0.1/setup.py	2024-04-01 08:10:58.000000000 -0500
+++ ddsketch-3.0.1/setup.py	2024-09-09 16:13:20.729223701 -0500
@@ -19,9 +19,6 @@
         "License :: OSI Approved :: Apache Software License",
     ],
     keywords=["ddsketch", "quantile", "sketch"],
-    install_requires=[
-        "six",
-    ],
     extras_require={"serialization": ["protobuf>=3.0.0"]},
     python_requires=">=3.7",
     download_url="https://github.com/DataDog/sketches-py/archive/v1.0.tar.gz",
diff -ruN ddsketch-3.0.1/tests/datasets.py /tmp/ddsketch-3.0.1/tests/datasets.py
--- ddsketch-3.0.1/tests/datasets.py	2024-04-01 08:10:58.000000000 -0500
+++ ddsketch-3.0.1/tests/datasets.py	2024-09-09 16:19:00.266334708 -0500
@@ -6,10 +6,9 @@
 import abc
 
 import numpy as np
-import six
 
 
-class Dataset(six.with_metaclass(abc.ABCMeta)):
+class Dataset(abc.ABC):
     def __init__(self, size):
         self.size = int(size)
         self.data = self.populate()
diff -ruN ddsketch-3.0.1/tests/test_ddsketch.py /tmp/ddsketch-3.0.1/tests/test_ddsketch.py
--- ddsketch-3.0.1/tests/test_ddsketch.py	2024-04-01 08:10:58.000000000 -0500
+++ ddsketch-3.0.1/tests/test_ddsketch.py	2024-09-09 16:18:35.806254734 -0500
@@ -11,7 +11,6 @@
 
 import numpy as np
 import pytest
-import six
 
 import ddsketch
 from ddsketch.ddsketch import DDSketch
@@ -65,7 +64,7 @@
 TEST_BIN_LIMIT = 1024
 
 
-class BaseTestDDSketches(six.with_metaclass(abc.ABCMeta)):
+class BaseTestDDSketches(abc.ABC):
     """AbstractBaseClass for testing DDSketch implementations"""
 
     @staticmethod
diff -ruN ddsketch-3.0.1/tests/test_mapping.py /tmp/ddsketch-3.0.1/tests/test_mapping.py
--- ddsketch-3.0.1/tests/test_mapping.py	2024-04-01 08:10:58.000000000 -0500
+++ ddsketch-3.0.1/tests/test_mapping.py	2024-09-09 16:18:08.458165307 -0500
@@ -11,7 +11,6 @@
 
 import numpy
 import pytest
-import six
 
 from ddsketch.mapping import CubicallyInterpolatedMapping
 from ddsketch.mapping import LinearlyInterpolatedMapping
@@ -55,7 +54,7 @@
     return max_relative_acc
 
 
-class BaseTestKeyMapping(six.with_metaclass(abc.ABCMeta)):
+class BaseTestKeyMapping(abc.ABC):
     """Abstract class for testing KeyMapping classes"""
 
     offsets = [0, 1, -12.23, 7768.3]
diff -ruN ddsketch-3.0.1/tests/test_proto.py /tmp/ddsketch-3.0.1/tests/test_proto.py
--- ddsketch-3.0.1/tests/test_proto.py	2024-04-01 08:10:58.000000000 -0500
+++ ddsketch-3.0.1/tests/test_proto.py	2024-09-09 16:17:42.958081916 -0500
@@ -2,7 +2,6 @@
 from unittest import TestCase
 
 import pytest
-import six
 
 from ddsketch.mapping import CubicallyInterpolatedMapping
 from ddsketch.mapping import LinearlyInterpolatedMapping
@@ -15,7 +14,7 @@
 from tests.test_store import TestDenseStore
 
 
-class BaseTestKeyMappingProto(six.with_metaclass(abc.ABCMeta)):
+class BaseTestKeyMappingProto(abc.ABC):
     offsets = [0, 1, -12.23, 7768.3]
 
     def test_round_trip(self):
diff -ruN ddsketch-3.0.1/tests/test_store.py /tmp/ddsketch-3.0.1/tests/test_store.py
--- ddsketch-3.0.1/tests/test_store.py	2024-04-01 08:10:58.000000000 -0500
+++ ddsketch-3.0.1/tests/test_store.py	2024-09-09 16:17:38.722068059 -0500
@@ -10,7 +10,6 @@
 import sys
 from unittest import TestCase
 
-import six
 
 from ddsketch.store import CollapsingHighestDenseStore
 from ddsketch.store import CollapsingLowestDenseStore
@@ -22,7 +21,7 @@
 EXTREME_MIN = -sys.maxsize - 1
 
 
-class BaseTestStore(six.with_metaclass(abc.ABCMeta)):
+class BaseTestStore(abc.ABC):
     """Base class for testing Store classes"""
 
     @abc.abstractmethod