CI: enable arm64 build on drone.io #39730

.drone.yml

@@ -0,0 +1,41 @@
+kind: pipeline
+type: docker
+name: py37-arm64
+
+platform:
+  arch: arm64
+
+steps:
+- name: Fetch Tags
+  image: alpine/git
+  commands:
+    - git fetch --tags
+
+- name: Setup Environment
+  image: python:3.7
+  commands:
+  - python -m venv pandas-dev
+  - . pandas-dev/bin/activate
+  - python -m pip install --upgrade pip setuptools
+  - python -m pip install cython numpy python-dateutil pytz pytest pytest-xdist hypothesis
+
+- name: Build Pandas
+  image: python:3.7
+  commands:
+  - . pandas-dev/bin/activate
+  - python setup.py build_ext -j 4
+  - python -m pip install -e . --no-build-isolation --no-use-pep517
+
+- name: Run Test
+  image: python:3.7
+  commands:
+  - . pandas-dev/bin/activate
+  - pytest -m "(not slow and not network and not clipboard and not arm_slow)" -n 2  --dist=loadfile -s --strict-markers --durations=30 --junitxml=test-data.xml pandas
+
+trigger:
+  branch:
+  - master
+  - feature/*
+  event:
+  - push
+  - pull_request

pandas/compat/__init__.py

@@ -26,6 +26,7 @@
 PY39 = sys.version_info >= (3, 9)
 PYPY = platform.python_implementation() == "PyPy"
 IS64 = sys.maxsize > 2 ** 32
+ARM64 = platform.machine() in ["arm64", "aarch64"]
 
 
 def set_function_name(f: F, name: str, cls) -> F:

pandas/tests/indexes/interval/test_astype.py

@@ -3,6 +3,8 @@
 import numpy as np
 import pytest
 
+from pandas.compat import ARM64
+
 from pandas.core.dtypes.dtypes import (
     CategoricalDtype,
     IntervalDtype,
@@ -168,6 +170,7 @@ def test_subtype_integer_with_non_integer_borders(self, subtype):
         )
         tm.assert_index_equal(result, expected)
 
+    @pytest.mark.xfail(ARM64, reason="GH 38923")
     def test_subtype_integer_errors(self):
         # float64 -> uint64 fails with negative values
         index = interval_range(-10.0, 10.0)

pandas/tests/tools/test_to_numeric.py

@@ -4,6 +4,8 @@
 from numpy import iinfo
 import pytest
 
+from pandas.compat import ARM64
+
 import pandas as pd
 from pandas import (
     DataFrame,
@@ -752,7 +754,7 @@ def test_to_numeric_from_nullable_string(values, expected):
             "UInt64",
             "signed",
             "UInt64",
-            marks=pytest.mark.xfail(reason="GH38798"),
+            marks=pytest.mark.xfail(not ARM64, reason="GH38798"),
         ),
         ([1, 1], "Int64", "unsigned", "UInt8"),
         ([1.0, 1.0], "Float32", "unsigned", "UInt8"),

pandas/tests/window/test_rolling.py

@@ -6,6 +6,7 @@
 import numpy as np
 import pytest
 
+from pandas.compat import ARM64
 from pandas.errors import UnsupportedFunctionCall
 
 from pandas import (
@@ -896,6 +897,7 @@ def test_rolling_sem(frame_or_series):
     tm.assert_series_equal(result, expected)
 
 
+@pytest.mark.xfail(ARM64, reason="GH 38921")
 @pytest.mark.parametrize(
     ("func", "third_value", "values"),
     [