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author | Guido van Rossum <guido@python.org> | 2007-05-15 18:46:22 +0000 |
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committer | Guido van Rossum <guido@python.org> | 2007-05-15 18:46:22 +0000 |
commit | 1bc535dc7854b6be009a6bf3413a3a470e3fe749 (patch) | |
tree | 7a43646468849a9ae624bd4314ff26b7b0e30f21 /Doc/lib/libsubprocess.tex | |
parent | 360e4b8fb19f34360093bc15ef9aad13115a6069 (diff) | |
download | cpython-git-1bc535dc7854b6be009a6bf3413a3a470e3fe749.tar.gz |
Merged revisions 55328-55341 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/branches/p3yk
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r55329 | brett.cannon | 2007-05-14 16:36:56 -0700 (Mon, 14 May 2007) | 3 lines
Implement the removal of tuple parameter unpacking (PEP 3113).
Thanks, Tony Lownds for the patch.
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r55331 | neal.norwitz | 2007-05-14 16:40:30 -0700 (Mon, 14 May 2007) | 1 line
Update to use Python 3.0
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r55332 | brett.cannon | 2007-05-14 16:47:18 -0700 (Mon, 14 May 2007) | 2 lines
Mention PEP 3113. And thanks to Tony Lownds for the PEP 3113 patch.
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r55333 | neal.norwitz | 2007-05-14 16:57:06 -0700 (Mon, 14 May 2007) | 1 line
Fix exception printing (no more exceptions module)
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r55334 | neal.norwitz | 2007-05-14 17:11:10 -0700 (Mon, 14 May 2007) | 1 line
Remove popen* functions from os
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r55335 | neal.norwitz | 2007-05-14 18:03:38 -0700 (Mon, 14 May 2007) | 1 line
Get rid of most of popen. There are still some uses I need to cleanup.
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r55336 | neal.norwitz | 2007-05-14 21:11:34 -0700 (Mon, 14 May 2007) | 1 line
Remove a few more remnants of the compiler package
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r55337 | neal.norwitz | 2007-05-14 22:28:27 -0700 (Mon, 14 May 2007) | 1 line
Get test_[cx]pickle working on 64-bit platforms (avoid overflow int/long)
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Diffstat (limited to 'Doc/lib/libsubprocess.tex')
-rw-r--r-- | Doc/lib/libsubprocess.tex | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/Doc/lib/libsubprocess.tex b/Doc/lib/libsubprocess.tex index 4a573503e6..35ab4d02b1 100644 --- a/Doc/lib/libsubprocess.tex +++ b/Doc/lib/libsubprocess.tex @@ -15,8 +15,6 @@ and functions, such as: \begin{verbatim} os.system os.spawn* -os.popen* -popen2.* commands.* \end{verbatim} @@ -335,68 +333,3 @@ pipe = os.popen(cmd, mode='w', bufsize) ==> pipe = Popen(cmd, shell=True, bufsize=bufsize, stdin=PIPE).stdin \end{verbatim} - -\begin{verbatim} -(child_stdin, child_stdout) = os.popen2(cmd, mode, bufsize) -==> -p = Popen(cmd, shell=True, bufsize=bufsize, - stdin=PIPE, stdout=PIPE, close_fds=True) -(child_stdin, child_stdout) = (p.stdin, p.stdout) -\end{verbatim} - -\begin{verbatim} -(child_stdin, - child_stdout, - child_stderr) = os.popen3(cmd, mode, bufsize) -==> -p = Popen(cmd, shell=True, bufsize=bufsize, - stdin=PIPE, stdout=PIPE, stderr=PIPE, close_fds=True) -(child_stdin, - child_stdout, - child_stderr) = (p.stdin, p.stdout, p.stderr) -\end{verbatim} - -\begin{verbatim} -(child_stdin, child_stdout_and_stderr) = os.popen4(cmd, mode, bufsize) -==> -p = Popen(cmd, shell=True, bufsize=bufsize, - stdin=PIPE, stdout=PIPE, stderr=STDOUT, close_fds=True) -(child_stdin, child_stdout_and_stderr) = (p.stdin, p.stdout) -\end{verbatim} - -\subsubsection{Replacing popen2.*} - -\note{If the cmd argument to popen2 functions is a string, the command -is executed through /bin/sh. If it is a list, the command is directly -executed.} - -\begin{verbatim} -(child_stdout, child_stdin) = popen2.popen2("somestring", bufsize, mode) -==> -p = Popen(["somestring"], shell=True, bufsize=bufsize, - stdin=PIPE, stdout=PIPE, close_fds=True) -(child_stdout, child_stdin) = (p.stdout, p.stdin) -\end{verbatim} - -\begin{verbatim} -(child_stdout, child_stdin) = popen2.popen2(["mycmd", "myarg"], bufsize, mode) -==> -p = Popen(["mycmd", "myarg"], bufsize=bufsize, - stdin=PIPE, stdout=PIPE, close_fds=True) -(child_stdout, child_stdin) = (p.stdout, p.stdin) -\end{verbatim} - -The popen2.Popen3 and popen2.Popen4 basically works as subprocess.Popen, -except that: - -\begin{itemize} -\item subprocess.Popen raises an exception if the execution fails - -\item the \var{capturestderr} argument is replaced with the \var{stderr} - argument. - -\item stdin=PIPE and stdout=PIPE must be specified. - -\item popen2 closes all file descriptors by default, but you have to - specify close_fds=True with subprocess.Popen. -\end{itemize} |