From 831324ed0ca99ec9ef0028815bf835c113008ff8 Mon Sep 17 00:00:00 2001
From: Brock <jbrockmendel@gmail.com>
Date: Tue, 27 Oct 2020 16:05:38 -0700
Subject: [PATCH 1/4] CI: Troubleshoot PY38 windows build

---
 ci/azure/windows.yml |  2 +-
 ci/run_tests.sh      | 11 ++++++++++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/ci/azure/windows.yml b/ci/azure/windows.yml
index 5938ba1fd69f5..c931f7cdc7867 100644
--- a/ci/azure/windows.yml
+++ b/ci/azure/windows.yml
@@ -16,7 +16,7 @@ jobs:
       py38_np18:
         ENV_FILE: ci/deps/azure-windows-38.yaml
         CONDA_PY: "38"
-        PATTERN: "not slow and not network"
+        PATTERN: "not slow and not network and not db and not high_memory"
 
   steps:
     - powershell: |
diff --git a/ci/run_tests.sh b/ci/run_tests.sh
index fda2005ce7843..b6a14341c1813 100755
--- a/ci/run_tests.sh
+++ b/ci/run_tests.sh
@@ -20,7 +20,16 @@ if [[ $(uname) == "Linux" && -z $DISPLAY ]]; then
     XVFB="xvfb-run "
 fi
 
-PYTEST_CMD="${XVFB}pytest -m \"$PATTERN\" -n $PYTEST_WORKERS --dist=loadfile -s --strict --durations=30 --junitxml=test-data.xml $TEST_ARGS $COVERAGE pandas"
+if [[ $(uname) == "Linux"  ]]; then
+    PYTEST_CMD="${XVFB}pytest -m \"$PATTERN\" -n $PYTEST_WORKERS --dist=loadfile -s --strict --durations=30 --junitxml=test-data.xml $TEST_ARGS $COVERAGE pandas"
+elif [[ $(uname) == 'Darwin' ]]; then
+    PYTEST_CMD="${XVFB}pytest -m \"$PATTERN\" -n $PYTEST_WORKERS --dist=loadfile -s --strict --durations=30 --junitxml=test-data.xml $TEST_ARGS $COVERAGE pandas"
+else
+    # Windows, see if running only a subset of tests will help with py38
+    #  build failures
+    PYTEST_CMD="${XVFB}pytest -m \"$PATTERN\" -n $PYTEST_WORKERS --dist=loadfile -s --strict --durations=30 --junitxml=test-data.xml $TEST_ARGS $COVERAGE pandas/tests/api pandas/tests/arithmetic pandas/tests/base pandas/tests/config pandas/tests/dtypes pandas/tests/extension pandas/tests/frame pandas/tests/generic pandas/tests/indexes pandas/tests/indexing pandas/tests/internals pandas/tests/reductions pandas/tests/reshape pandas/tests/scalar pandas/tests/series pandas/tests/tools pandas/tests/tseries pandas/tests/tslibs pandas/tests/util"
+fi
+
 
 echo $PYTEST_CMD
 sh -c "$PYTEST_CMD"

From 78d7067c08f46ccd9d638481084b7c76da14e6d7 Mon Sep 17 00:00:00 2001
From: Brock <jbrockmendel@gmail.com>
Date: Tue, 27 Oct 2020 18:21:33 -0700
Subject: [PATCH 2/4] use catch_warnings

---
 pandas/tests/frame/test_api.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pandas/tests/frame/test_api.py b/pandas/tests/frame/test_api.py
index 34d56672e5536..b6dde90ce161f 100644
--- a/pandas/tests/frame/test_api.py
+++ b/pandas/tests/frame/test_api.py
@@ -2,6 +2,7 @@
 import datetime
 import inspect
 import pydoc
+import warnings
 
 import numpy as np
 import pytest
@@ -561,9 +562,13 @@ def test_constructor_expanddim_lookup(self):
         #  raise NotImplementedError
         df = DataFrame()
 
-        with tm.assert_produces_warning(FutureWarning, check_stacklevel=False):
+        with warnings.catch_warnings(record=True) as wrn:
             # _AXIS_NUMBERS, _AXIS_NAMES lookups
             inspect.getmembers(df)
 
+        # some versions give FutureWarning, others DeprecationWarning
+        assert len(wrn)
+        assert any(x.category in [FutureWarning, DeprecationWarning] for x in wrn)
+
         with pytest.raises(NotImplementedError, match="Not supported for DataFrames!"):
             df._constructor_expanddim(np.arange(27).reshape(3, 3, 3))

From cfed04cce2644cc9baa230cf33d17d0eb075938e Mon Sep 17 00:00:00 2001
From: Brock <jbrockmendel@gmail.com>
Date: Fri, 30 Oct 2020 17:30:57 -0700
Subject: [PATCH 3/4] try using --ignore

---
 ci/azure/windows.yml | 2 +-
 ci/run_tests.sh      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/ci/azure/windows.yml b/ci/azure/windows.yml
index c931f7cdc7867..601a834d6306a 100644
--- a/ci/azure/windows.yml
+++ b/ci/azure/windows.yml
@@ -16,7 +16,7 @@ jobs:
       py38_np18:
         ENV_FILE: ci/deps/azure-windows-38.yaml
         CONDA_PY: "38"
-        PATTERN: "not slow and not network and not db and not high_memory"
+        PATTERN: "not slow and not network and not high_memory"
 
   steps:
     - powershell: |
diff --git a/ci/run_tests.sh b/ci/run_tests.sh
index b6a14341c1813..34093c8d59f90 100755
--- a/ci/run_tests.sh
+++ b/ci/run_tests.sh
@@ -27,7 +27,7 @@ elif [[ $(uname) == 'Darwin' ]]; then
 else
     # Windows, see if running only a subset of tests will help with py38
     #  build failures
-    PYTEST_CMD="${XVFB}pytest -m \"$PATTERN\" -n $PYTEST_WORKERS --dist=loadfile -s --strict --durations=30 --junitxml=test-data.xml $TEST_ARGS $COVERAGE pandas/tests/api pandas/tests/arithmetic pandas/tests/base pandas/tests/config pandas/tests/dtypes pandas/tests/extension pandas/tests/frame pandas/tests/generic pandas/tests/indexes pandas/tests/indexing pandas/tests/internals pandas/tests/reductions pandas/tests/reshape pandas/tests/scalar pandas/tests/series pandas/tests/tools pandas/tests/tseries pandas/tests/tslibs pandas/tests/util"
+    PYTEST_CMD="${XVFB}pytest -m \"$PATTERN\" -n $PYTEST_WORKERS --dist=loadfile -s --strict --durations=30 --junitxml=test-data.xml $TEST_ARGS $COVERAGE pandas/tests --ignore=pandas/tests/window/"
 fi
 
 

From abc0a9e1cf6e04656f80d818175a44d4f42e2d09 Mon Sep 17 00:00:00 2001
From: Brock <jbrockmendel@gmail.com>
Date: Fri, 30 Oct 2020 19:00:30 -0700
Subject: [PATCH 4/4] CLN: run_tests.sh

---
 ci/run_tests.sh | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/ci/run_tests.sh b/ci/run_tests.sh
index 34093c8d59f90..9b553fbc81a03 100755
--- a/ci/run_tests.sh
+++ b/ci/run_tests.sh
@@ -20,16 +20,13 @@ if [[ $(uname) == "Linux" && -z $DISPLAY ]]; then
     XVFB="xvfb-run "
 fi
 
-if [[ $(uname) == "Linux"  ]]; then
-    PYTEST_CMD="${XVFB}pytest -m \"$PATTERN\" -n $PYTEST_WORKERS --dist=loadfile -s --strict --durations=30 --junitxml=test-data.xml $TEST_ARGS $COVERAGE pandas"
-elif [[ $(uname) == 'Darwin' ]]; then
-    PYTEST_CMD="${XVFB}pytest -m \"$PATTERN\" -n $PYTEST_WORKERS --dist=loadfile -s --strict --durations=30 --junitxml=test-data.xml $TEST_ARGS $COVERAGE pandas"
-else
-    # Windows, see if running only a subset of tests will help with py38
-    #  build failures
-    PYTEST_CMD="${XVFB}pytest -m \"$PATTERN\" -n $PYTEST_WORKERS --dist=loadfile -s --strict --durations=30 --junitxml=test-data.xml $TEST_ARGS $COVERAGE pandas/tests --ignore=pandas/tests/window/"
-fi
+PYTEST_CMD="${XVFB}pytest -m \"$PATTERN\" -n $PYTEST_WORKERS --dist=loadfile -s --strict --durations=30 --junitxml=test-data.xml $TEST_ARGS $COVERAGE pandas"
 
+if [[ $(uname) != "Linux"  && $(uname) != "Darwin" ]]; then
+    # GH#37455 windows py38 build appears to be running out of memory
+    #  skip collection of window tests
+    PYTEST_CMD="$PYTEST_CMD --ignore=pandas/tests/window/"
+fi
 
 echo $PYTEST_CMD
 sh -c "$PYTEST_CMD"