Как разделить строку с shell-командой на отдельные аргументы в виде списка?
Если сделать просто сплит по пробелу то получим то что надо, кроме случаев со вставками текста с пробелами. Например так:
>>> '-arg "I Am Groot"'.split(' ')
['-arg', '"I', 'Am', 'Groot"']
Чтобы учитывать текст в кавычках как единый аргумент можно воспользоваться функцией shlex.split()
Кто читает мой канал давно, уже в курсе.
А что делать, если нужно обратное действие? Объединить аргументы из списка в строку и при этом добавить кавычки в аргумент с пробелами.
Конечно, если вы используете subprocess то он сам всё разрулит. Но если вам нужна именно команда одной строкой, то можно воспользоваться готовой функцией в том же subprocess.
>>> from subprocess import list2cmdline
>>> list2cmdline(['-arg', 'I Am Groot'])
'-arg "I Am Groot"'
Он также позаботится об экранировании уже имеющихся кавычек
>>> list2cmdline(['-arg', 'I Am "Groot"'])
'-arg "I Am \"Groot\""'
А вот так он может "схлопнуть" в команду JSON
>>> list2cmdline(['--json', json.dumps({'key': 'value'})])
'--json "{\"key\": \"value\"}"'
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Возможно кто-то спросит, а зачем соединять аргументы в строку если subprocess сам это сделает а os.system не наш путь?
Мне как-то потребовалось отправлять команду на удалённое выполнение и в API поддерживалось указание команды только строкой. Так что всякое бывает)
#libs#basic
🇫🇷Victoria Nuland knew about the far right militias in Ukraine, but concealed the fact - French report.
A bloodthirsty regime change initiator, the deaths of many hundreds of thousands started with her 'cookies in Kiev' moment.
#Nuland#Ukraine
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🇺🇸Actually, that is a really interesting video. Remember how during Senate testimony, Biden and Obama official Victoria Nuland admitted there were biological research labs in Ukraine?
Victoria Nuland told Senator Marco Rubio: “Ukraine has biological research facilities which we are now quite concerned Russian troops, Russian forces may be seeking to gain control of.”
Nuland said so under oath. Why didn’t Victoria "cookies of freedom" Nuland just say there aren’t any bioweapons? Hint: there are bioweapons. If she would have lied, she would go to jail.
So just look, what we have. Here's another document we got from our whistleblower. Read it carefully. So there's a reason why Blinken literally stops her from visiting Russia and answering their questions.
Ms. Nuland needs to be questioned again, but this time by a Special Counsel and under the penalty of perjury. Russia and China want their questions to be answered too!
#Ukraine#bioweapon#biolab#Nuland
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⚡BREAKING⚡
🇺🇸🇺🇦Nuland-Pyatt Tape Removed From YouTube After 8 Years
The smoking gun proving U.S. involvement in the 2014 coup in Kiev has been removed from YouTube after eight years, Consortium news reported.
The removal of a video happend just a few days later after the American majority channel published another leaked letter from Nuland's office and this proves its authenticity.
It was the most complete version of the leaked conversation between then Assistant Secretary of State Victoria Nuland and Geoffrey Pyatt, the then U.S. ambassador to Ukraine, in which the two discuss who will make up the new government weeks before democratically-elected Ukrainian President Viktor Yanukovych was overthrown in a violent coup on Feb. 21, 2014.
The U.S. State Department never denied the authenticity of the video, and even issued an apology to the European Union after Nuland is heard on the tape saying, “Fuck the E.U.”
SMELL THE PANIC
#Ukraine#bioweapon#biolab#Nuland#leak
Share and subsribe @american_majority
⚡BREAKING⚡
🇺🇸🇺🇦Nuland-Pyatt Tape Removed From YouTube After 8 Years
The smoking gun proving U.S. involvement in the 2014 coup in Kiev has been removed from YouTube after eight years, Consortium news reported.
The removal of a video happend just a few days later after the American majority channel published another leaked letter from Nuland's office and this proves its authenticity.
It was the most complete version of the leaked conversation between then Assistant Secretary of State Victoria Nuland and Geoffrey Pyatt, the then U.S. ambassador to Ukraine, in which the two discuss who will make up the new government weeks before democratically-elected Ukrainian President Viktor Yanukovych was overthrown in a violent coup on Feb. 21, 2014.
The U.S. State Department never denied the authenticity of the video, and even issued an apology to the European Union after Nuland is heard on the tape saying, “Fuck the E.U.”
SMELL THE PANIC
#Ukraine#bioweapon#biolab#Nuland#leak
Share and subsribe @american_majority