Skip to content

Log warning during ..plot to sphix logger #30931

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
Daniel53245 wants to merge 2 commits into
base: main
Choose a base branch
from
+11 −2
Open

Log warning during ..plot to sphix logger #30931

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
b51e6d1
Log warning during ..plot to sphinx logger
Daniel53245 Jan 4, 2026
bf7a2de
Correct python warning manager parameter
Daniel53245 Jan 4, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
13 changes: 11 additions & 2 deletions lib/matplotlib/sphinxext/plot_directive.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -196,6 +196,7 @@
import sys
import textwrap
import traceback
import warnings

from docutils.parsers.rst import directives, Directive
from docutils.parsers.rst.directives.images import Image
Expand Down Expand Up @@ -584,9 +585,10 @@ def _run_code(code, code_path, ns=None, function_name=None):
dirname = os.path.abspath(os.path.dirname(code_path))
os.chdir(dirname)

with cbook._setattr_cm(
with (warnings.catch_warnings(record=True) as caught_warnings,
cbook._setattr_cm(
sys, argv=[code_path], path=[os.getcwd(), *sys.path]), \
contextlib.redirect_stdout(StringIO()):
contextlib.redirect_stdout(StringIO())):
try:
if ns is None:
ns = {}
Expand All @@ -609,6 +611,13 @@ def _run_code(code, code_path, ns=None, function_name=None):
raise PlotError(traceback.format_exc()) from err
finally:
os.chdir(pwd)

for warn in caught_warnings:
_log.warning(
"[plot] Python warning during plot execution: %s (%s)",
warn.message,
warn.category.__name__
)
return ns


Expand Down
Loading