plotly[express, kaleido] v6.5.0
jupyter v1.1.1
winver: 25H2
chrome: v142.0.7444.176

Simple example in jupyter:

import plotly.express as pxdata_canada = px.data.gapminder().query("country == 'Canada'")fig = px.bar(data_canada, x='year', y='pop')fig.show()fig.write_image('fig.svg')

error:

PermissionError Traceback (most recent call last)
Cell In[3], line 1
----> 1 fig.write_image('fig.svg')

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\plotly\basedatatypes.py:3895, in BaseFigure.write_image(self, *args, **kwargs)
3891 if kwargs.get("engine", None):
3892 warnings.warn(
3893 ENGINE_PARAM_DEPRECATION_MSG, DeprecationWarning, stacklevel=2
3894 )
-> 3895 return pio.write_image(self, *args, **kwargs)

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\plotly\io_kaleido.py:528, in write_image(fig, file, format, scale, width, height, validate, engine)
524 format = infer_format(path, format)
526 # Request image
527 # Do this first so we don't create a file if image conversion fails
--> 528 img_data = to_image(
529 fig,
530 format=format,
531 scale=scale,
532 width=width,
533 height=height,
534 validate=validate,
535 engine=engine,
536 )
538 # Open file
539 if path is None:
540 # We previously failed to make sense offile as a pathlib object.
541 # Attempt to write tofile as an open file descriptor.

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\plotly\io_kaleido.py:398, in to_image(fig, format, width, height, scale, validate, engine)
379 width = (
380 width
381 or fig_dict.get("layout", {}).get("width")
(...) 386 or defaults.default_width
387 )
388 height = (
389 height
390 or fig_dict.get("layout", {}).get("height")
(...) 395 or defaults.default_height
396 )
--> 398 img_bytes = kaleido.calc_fig_sync(
399 fig_dict,
400 opts=dict(
401 format=format or defaults.default_format,
402 width=width,
403 height=height,
404 scale=scale or defaults.default_scale,
405 ),
406 topojson=defaults.topojson,
407 kopts=kopts,
408 )
409 except ChromeNotFoundError:
410 raise RuntimeError(PLOTLY_GET_CHROME_ERROR_MSG)

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\kaleido_init_.py:171, in calc_fig_sync(*args, **kwargs)
169 return _global_server.call_function("calc_fig", *args, **kwargs)
170 else:
--> 171 return _sync_server.oneshot_async_run(calc_fig, args=args, kwargs=kwargs)

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\kaleido_sync_server.py:131, in oneshot_async_run(func, args, kwargs)
129 res = q.get()
130 if isinstance(res, BaseException):
--> 131 raise res
132 else:
133 return res

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\kaleido_sync_server.py:122, in oneshot_async_run..run(func, q, *args, **kwargs)
119 def run(func, q, *args, **kwargs):
120 # func is a closure
121 try:
--> 122 q.put(asyncio.run(func(*args, **kwargs)))
123 except BaseException as e: # noqa: BLE001
124 q.put(e)

File~\AppData\Roaming\uv\python\cpython-3.12.8-windows-x86_64-none\Lib\asyncio\runners.py:194, in run(main, debug, loop_factory)
190 raise RuntimeError(
191 "asyncio.run() cannot be called from a running event loop")
193 with Runner(debug=debug, loop_factory=loop_factory) as runner:
--> 194 return runner.run(main)

File~\AppData\Roaming\uv\python\cpython-3.12.8-windows-x86_64-none\Lib\asyncio\runners.py:118, in Runner.run(self, coro, context)
116 self._interrupt_count = 0
117 try:
--> 118 return self._loop.run_until_complete(task)
119 except exceptions.CancelledError:
120 if self._interrupt_count > 0:

File~\AppData\Roaming\uv\python\cpython-3.12.8-windows-x86_64-none\Lib\asyncio\base_events.py:686, in BaseEventLoop.run_until_complete(self, future)
683 if not future.done():
684 raise RuntimeError('Event loop stopped before Future completed.')
--> 686 return future.result()

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\kaleido_init_.py:101, in calc_fig(fig, path, opts, topojson, kopts)
99 kopts = kopts or {}
100 kopts["n"] = 1 # should we force this?
--> 101 async with Kaleido(**kopts) as k:
102 return await k.calc_fig(
103 fig,
104 path=path,
105 opts=opts,
106 topojson=topojson,
107 )

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\choreographer\browser_async.py:187, in Browser.aenter(self)
185 async defaenter(self) -> Self:
186 """Open browser as context to launch on entry and close on exit."""
--> 187 await self.open()
188 return self

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\kaleido\kaleido.py:198, in Kaleido.open(self)
196 page = PageGenerator(plotly=self._plotlyjs, mathjax=self._mathjax)
197 page.generate_index(index)
--> 198 await super().open()

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\choreographer\browser_async.py:150, in Browser.open(self)
148 _logger.debug("Trying to open browser.")
149 loop = asyncio.get_running_loop()
--> 150 self.subprocess = await loop.run_in_executor(
151 self._process_executor,
152 run,
153 )
155 super().init("0", self._broker)
156 self._add_session(Session("", self._broker))

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\choreographer\utils_manual_thread_pool.py:37, in ManualThreadExecutor._worker(self)
35 if fut.set_running_or_notify_cancel():
36 try:
---> 37 res = fn(*args, **kwargs)
38 except BaseException as e: # noqa: BLE001 yes we catch and set
39 fut.set_exception(e)

File~\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\choreographer\browser_async.py:141, in Browser.open..run()
139 env = self._browser_impl.get_env()
140 args = self._browser_impl.get_popen_args()
--> 141 return subprocess.Popen( # noqa: S603
142 cli,
143 stderr=stderr,
144 env=env,
145 **args,
146 )

File~\AppData\Roaming\uv\python\cpython-3.12.8-windows-x86_64-none\Lib\subprocess.py:1026, in Popen.init(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize, process_group)
1022 if self.text_mode:
1023 self.stderr = io.TextIOWrapper(self.stderr,
1024 encoding=encoding, errors=errors)
-> 1026 self._execute_child(args, executable, preexec_fn, close_fds,
1027 pass_fds, cwd, env,
1028 startupinfo, creationflags, shell,
1029 p2cread, p2cwrite,
1030 c2pread, c2pwrite,
1031 errread, errwrite,
1032 restore_signals,
1033 gid, gids, uid, umask,
1034 start_new_session, process_group)
1035 except:
1036 # Cleanup if the child failed starting.
1037 for f in filter(None, (self.stdin, self.stdout, self.stderr)):

File~\AppData\Roaming\uv\python\cpython-3.12.8-windows-x86_64-none\Lib\subprocess.py:1538, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, unused_restore_signals, unused_gid, unused_gids, unused_uid, unused_umask, unused_start_new_session, unused_process_group)
1536 # Start the process
1537 try:
-> 1538 hp, ht, pid, tid = _winapi.CreateProcess(executable, args,
1539 # no special security
1540 None, None,
1541 int(not close_fds),
1542 creationflags,
1543 env,
1544 cwd,
1545 startupinfo)
1546 finally:
1547 # Child is launched. Close the parent's copy of those pipe
1548 # handles that only the child should have open. You need
(...) 1551 # pipe will not close when the child process exits and the
1552 # ReadFile will hang.
1553 self._close_pipe_fds(p2cread, p2cwrite,
1554 c2pread, c2pwrite,
1555 errread, errwrite)

PermissionError: [WinError 5] Odmowa dostępu

After adding the system variable:
BROWSER_PATH=C:\Program Files\Google\Chrome\Application\chrome.exe
2025-11-27 17:13:14,720 - kaleido.kaleido - DEBUG - Successfully registered PlotlyJSONEncoder.
2025-11-27 17:13:14,724 - asyncio - DEBUG - Using proactor: IocpProactor
2025-11-27 17:13:14,725 - kaleido.kaleido - DEBUG - Timeout: 90
2025-11-27 17:13:14,725 - choreographer.browser_async - DEBUG - Attempting to open new browser.
2025-11-27 17:13:14,725 - choreographer.browsers.chromium - INFO - Chromium init'ed with kwargs {}
2025-11-27 17:13:14,725 - choreographer.browsers.chromium - DEBUG - Looking for a chrome browser.
2025-11-27 17:13:14,726 - root - DEBUG - Looking for browser, skipping local? False
2025-11-27 17:13:14,734 - root - DEBUG - Looking for at local chrome download path: C:\Users\jaros\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\choreographer\cli\browser_exe\chrome-win64\chrome.exe
2025-11-27 17:13:14,740 - root - DEBUG - Local chrome not found at path: C:\Users\jaros\OneDrive\Dokumenty\Projekty\Projekt dla DST\Wymiarowanie.venv\Lib\site-packages\choreographer\cli\browser_exe\chrome-win64\chrome.exe.
2025-11-27 17:13:14,740 - choreographer.browsers.chromium - INFO - Found chromium path: C:\Program Files\Google\Chrome\Application\chrome.exe
2025-11-27 17:13:14,741 - choreographer.utils._tmpfile - INFO - Temp directory created: C:\Users\jaros\AppData\Local\Temp\tmp7hmuy8xh.
2025-11-27 17:13:14,741 - kaleido._page_generator - DEBUG - Plotly script: ('file:///C:/Users/jaros/OneDrive/Dokumenty/Projekty/Projekt%20dla%20DST/Wymiarowanie/.venv/Lib/site-packages/plotly/package_data/plotly.min.js', 'utf-8')
2025-11-27 17:13:14,741 - choreographer.browser_async - INFO - Opening browser.
2025-11-27 17:13:14,742 - choreographer.browser_async - DEBUG - Trying to open browser.
2025-11-27 17:13:14,742 - choreographer.utils._tmpfile - INFO - Temp directory created: C:\Users\jaros\AppData\Local\Temp\tmpi5nqpj1m.
2025-11-27 17:13:14,742 - choreographer.browsers.chromium - DEBUG - Checking for libs needed.
2025-11-27 17:13:14,742 - choreographer.browsers.chromium - DEBUG - We're not in linux, so no need for check.
2025-11-27 17:13:14,742 - choreographer.browsers.chromium - INFO - Temporary directory at: C:\Users\jaros\AppData\Local\Temp\tmpi5nqpj1m
2025-11-27 17:13:14,742 - choreographer.browsers.chromium - DEBUG - Returning cli: ['C:\Program Files\Google\Chrome\Application\chrome.exe', '--disable-gpu', '--headless', '--no-sandbox', '--disable-breakpad', '--allow-file-access-from-files', '--enable-logging=stderr', '--user-data-dir=C:\Users\jaros\AppData\Local\Temp\tmpi5nqpj1m', '--no-first-run', '--enable-unsafe-swiftshader', '--disable-dev-shm-usage', '--disable-background-media-suspend', '--disable-lazy-loading', '--disable-background-timer-throttling', '--disable-backgrounding-occluded-windows', '--disable-renderer-backgrounding', '--disable-component-update', '--disable-hang-monitor', '--disable-popup-blocking', '--disable-prompt-on-repost', '--disable-ipc-flooding-protection', '--disable-sync', '--metrics-recording-only', '--password-store=basic', '--use-mock-keychain', '--no-default-browser-check', '--no-process-per-site', '--disable-web-security', '--remote-debugging-pipe', '--remote-debugging-io-pipes=2252,2248']
2025-11-27 17:13:14,742 - choreographer.browsers.chromium - DEBUG - Returning args: {'creationflags': 512, 'close_fds': False}
2025-11-27 17:13:14,745 - choreographer.protocol.devtools_async - DEBUG - Created new target 0.
2025-11-27 17:13:14,745 - choreographer.protocol.devtools_async - DEBUG - New session:
2025-11-27 17:13:14,745 - choreographer.browser_async - DEBUG - Starting watchdog
2025-11-27 17:13:14,745 - choreographer.browser_async - DEBUG - Opening channel.
2025-11-27 17:13:14,745 - choreographer.browser_async - DEBUG - Running read loop
2025-11-27 17:13:14,745 - choreographer.browser_async - DEBUG - Populating Targets
2025-11-27 17:13:14,745 - choreographer.browser_async - DEBUG - In watchdog
2025-11-27 17:13:14,746 - choreographer.protocol.devtools_async - DEBUG - Cmd 'Target.getTargets', param keys '', sessionId ''
2025-11-27 17:13:14,746 - choreographer._brokers._async - DEBUG - Broker writing Target.getTargets with key ('', 0)
2025-11-27 17:13:14,746 - choreographer._brokers._async - DEBUG - Created future: ('', 0)
2025-11-27 17:13:14,746 - choreographer.channels._wire - DEBUG - Serialized: {"id": 0, "meth...et.getTargets"}, size: 40
2025-11-27 17:13:14,746 - choreographer.channels.pipe - DEBUG - Writing message b'{"id": 0, "meth'...b't.getTargets"}\x00', size: 41.
2025-11-27 17:13:14,746 - choreographer.channels.pipe - DEBUG -Wrote 41/41
2025-11-27 17:13:14,804 - choreographer.browser_async - WARNING - Wait expired, Browser is being closed by watchdog.
2025-11-27 17:13:14,804 - choreographer.browser_async - INFO - Closing browser.
2025-11-27 17:13:14,804 - choreographer.browser_async - DEBUG - Starting browser close methods.
2025-11-27 17:13:14,804 - choreographer.browser_async - DEBUG - No _close(), already is closed
2025-11-27 17:13:14,804 - choreographer.browser_async - DEBUG - Browser close methods finished.
2025-11-27 17:13:14,804 - choreographer._brokers._async - DEBUG - Cancelling message futures
2025-11-27 17:13:14,804 - choreographer._brokers._async - DEBUG - Cancelling read task
2025-11-27 17:13:14,804 - choreographer._brokers._async - DEBUG - Cancelling subscription-futures
2025-11-27 17:13:14,804 - choreographer._brokers._async - DEBUG - Cancelling background tasks
2025-11-27 17:13:16,806 - choreographer.browser_async - DEBUG - Broker cleaned up.
2025-11-27 17:13:16,806 - choreographer.browser_async - DEBUG - Logging pipe closed.
2025-11-27 17:13:16,806 - choreographer.channels.pipe - DEBUG - First read in loop: b'{bye}\n'...b'{bye}\n'. size: 6.
2025-11-27 17:13:16,806 - choreographer.channels.pipe - DEBUG - Received b'{bye}\n'. is bye?
2025-11-27 17:13:16,806 - choreographer.channels.pipe - DEBUG - OSError
2025-11-27 17:13:16,806 - choreographer.channels.pipe - DEBUG - Total loops: 1, Final size: 6.
2025-11-27 17:13:16,807 - choreographer.browser_async - DEBUG - Browser channel closed.
2025-11-27 17:13:16,808 - choreographer.utils._tmpfile - INFO - TemporaryDirectory.cleanup() worked.
2025-11-27 17:13:16,808 - choreographer.utils._tmpfile - INFO - shutil.rmtree worked.
2025-11-27 17:13:16,808 - choreographer.browser_async - DEBUG - Browser implementation cleaned up.
2025-11-27 17:13:16,809 - choreographer.utils._tmpfile - INFO - TemporaryDirectory.cleanup() worked.
2025-11-27 17:13:16,809 - choreographer.utils._tmpfile - INFO - shutil.rmtree worked.
2025-11-27 17:13:16,809 - kaleido.kaleido - INFO - Cancelling tasks.
2025-11-27 17:13:16,809 - kaleido.kaleido - INFO - Exiting Kaleido/Choreo
2025-11-27 17:13:16,809 - choreographer._brokers._async - DEBUG - Readloop cancelled
2025-11-27 17:13:16,810 - choreographer.browser_async - DEBUG - Watchdog full shutdown (in finally:)
2025-11-27 17:13:16,832 - choreographer.utils._tmpfile - INFO - TemporaryDirectory.cleanup() worked.
2025-11-27 17:13:16,833 - choreographer.utils._tmpfile - INFO - shutil.rmtree worked.

Error saving image: <Logger ('The browser seemed to close immediately after starting.', 'You can set thelogging.Logger level lower to see more output.', 'You may try installing a known working copy of Chrome by running ', '$ choreo_get_chrome.It may be your browser auto-updated and will now work upon restart. The browser we tried to start is located at C:\Program Files\Google\Chrome\Application\chrome.exe.') (NOTSET)>