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[BUG] console.status doesn't work properly with subprocess.run #3865

@ShaiAvr

Description

@ShaiAvr

Describe the bug

I am writing a script to run external programs with the subprocess module. I want to display a status message with a spinner while the program is running. However, using simple subprocess.run inside a status context causes the status line to be printed whenever the process prints something, which ruins the result. To illustrate it, consider a simple external program named foo that does some "work":

#!/bin/bash

for i in $(seq 1 10); do
    echo 'Working...'
    sleep 1
done
echo 'Done'

Now my script looks something like this:

import subprocess

from rich.console import Console

console = Console()

with console.status("[bold green]Running..."):
    subprocess.run(["./foo"])

When running this script, the status line remains on the console each time foo prints something, which makes an ugly result:

Screencast.from.2025-10-14.13-37-30.webm

Platform

Click to expand

I am running on Linux with the Wezterm terminal.

Results of rich.diagnose:

╭───────────────────────── <class 'rich.console.Console'> ─────────────────────────╮
│ A high level console interface.                                                  │
│                                                                                  │
│ ╭──────────────────────────────────────────────────────────────────────────────╮ │
│ │ <console width=150 None>                                                     │ │
│ ╰──────────────────────────────────────────────────────────────────────────────╯ │
│                                                                                  │
│     color_system = None                                                          │
│         encoding = 'utf-8'                                                       │
│             file = <_io.TextIOWrapper name='<stdout>' mode='w' encoding='utf-8'> │
│           height = 30                                                            │
│    is_alt_screen = False                                                         │
│ is_dumb_terminal = False                                                         │
│   is_interactive = False                                                         │
│       is_jupyter = False                                                         │
│      is_terminal = False                                                         │
│   legacy_windows = False                                                         │
│         no_color = False                                                         │
│          options = ConsoleOptions(                                               │
│                        size=ConsoleDimensions(width=150, height=30),             │
│                        legacy_windows=False,                                     │
│                        min_width=1,                                              │
│                        max_width=150,                                            │
│                        is_terminal=False,                                        │
│                        encoding='utf-8',                                         │
│                        max_height=30,                                            │
│                        justify=None,                                             │
│                        overflow=None,                                            │
│                        no_wrap=False,                                            │
│                        highlight=None,                                           │
│                        markup=None,                                              │
│                        height=None                                               │
│                    )                                                             │
│            quiet = False                                                         │
│           record = False                                                         │
│         safe_box = True                                                          │
│             size = ConsoleDimensions(width=150, height=30)                       │
│        soft_wrap = False                                                         │
│           stderr = False                                                         │
│            style = None                                                          │
│         tab_size = 8                                                             │
│            width = 150                                                           │
╰──────────────────────────────────────────────────────────────────────────────────╯
╭─── <class 'rich._windows.WindowsConsoleFeatures'> ────╮
│ Windows features available.                           │
│                                                       │
│ ╭───────────────────────────────────────────────────╮ │
│ │ WindowsConsoleFeatures(vt=False, truecolor=False) │ │
│ ╰───────────────────────────────────────────────────╯ │
│                                                       │
│ truecolor = False                                     │
│        vt = False                                     │
╰───────────────────────────────────────────────────────╯
╭────── Environment Variables ───────╮
│ {                                  │
│     'CLICOLOR': '1',               │
│     'COLORTERM': 'truecolor',      │
│     'COLUMNS': None,               │
│     'JPY_PARENT_PID': None,        │
│     'JUPYTER_COLUMNS': None,       │
│     'JUPYTER_LINES': None,         │
│     'LINES': None,                 │
│     'NO_COLOR': None,              │
│     'TERM_PROGRAM': 'WezTerm',     │
│     'TERM': 'xterm-256color',      │
│     'TTY_COMPATIBLE': None,        │
│     'TTY_INTERACTIVE': None,       │
│     'VSCODE_VERBOSE_LOGGING': None │
│ }                                  │
╰────────────────────────────────────╯
platform="Linux"

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