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CI/TST: Ignore Matplotlib related ResouceWarnings from assert_produces_warning #45073

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Merged
merged 2 commits into from
Dec 27, 2021
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CI/TST: Ignore Matplotlib related ResouceWarnings from assert_produces_warning #45073

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CI: Ignore Matplotlib related ResouceWarnings from assert_produces_wa…
mroeschke Dec 26, 2021
d89f08a
Add exception for windows
mroeschke Dec 26, 2021
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31 changes: 21 additions & 10 deletions pandas/_testing/_warnings.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@

from contextlib import contextmanager
import re
import subprocess
from typing import (
Sequence,
Type,
Expand Down Expand Up @@ -147,17 +148,27 @@ def _assert_caught_no_extra_warnings(

for actual_warning in caught_warnings:
if _is_unexpected_warning(actual_warning, expected_warning):
# GH 44732: Don't make the CI flaky by filtering SSL-related
# ResourceWarning from dependencies
# GH#38630 pytest.filterwarnings does not suppress these.
unclosed_ssl = (
"unclosed transport <asyncio.sslproto._SSLProtocolTransport",
"unclosed <ssl.SSLSocket",
)
if actual_warning.category == ResourceWarning and any(
msg in str(actual_warning.message) for msg in unclosed_ssl
):
continue
if actual_warning.category == ResourceWarning:
# GH 44732: Don't make the CI flaky by filtering SSL-related
# ResourceWarning from dependencies
unclosed_ssl = (
"unclosed transport <asyncio.sslproto._SSLProtocolTransport",
"unclosed <ssl.SSLSocket",
)
if any(msg in str(actual_warning.message) for msg in unclosed_ssl):
continue
# GH 44844: Matplotlib leaves font files open during the entire process
# Don't make CI flaky if ResourceWarning raised due to these open files.
try:
lsof = subprocess.check_output(
["lsof", "-d", "0-25", "-F", "n"]
).decode("utf-8")
except (subprocess.CalledProcessError, FileNotFoundError):
# FileNotFoundError for Windows
lsof = ""
if re.search(r"\.ttf|\.ttc|\.otf", lsof):
continue

extra_warnings.append(
(
Expand Down