Python os.spawn() Examples

The following are 29 code examples of os.spawn(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module os , or try the search function .
Example #1
Source File: exec_command.py    From vnpy_crypto with MIT License 5 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=True)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''
    text, err = proc.communicate()
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]
    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #2
Source File: subprocess.py    From CTFCrackTools with GNU General Public License v3.0 5 votes vote down vote up 
def _setup_platform():
        """Setup the shell command and the command line argument escape
        function depending on the underlying platform
        """
        global _cmdline2listimpl, _escape_args, _shell_command

        if os._name in _win_oses:
            _cmdline2listimpl = _cmdline2list
            _escape_args = lambda args: [list2cmdline([arg]) for arg in args]
        else:
            _cmdline2listimpl = lambda args: [args]
            _escape_args = lambda args: args

        for shell_command in os._get_shell_commands():
            executable = shell_command[0]
            if not os.path.isabs(executable):
                import distutils.spawn
                executable = distutils.spawn.find_executable(executable)
            if not executable or not os.path.exists(executable):
                continue
            shell_command[0] = executable
            _shell_command = shell_command
            return

        if not _shell_command:
            import warnings
            warnings.warn('Unable to determine _shell_command for '
                          'underlying os: %s' % os._name, RuntimeWarning, 3)
Example #3
Source File: awmstools.py    From DeepLearning_Wavelet-LSTM with MIT License 5 votes vote down vote up 
def runProcess(cmd, *args):
    """Run `cmd` (which is searched for in the executable path) with `args` and
    return the exit status.

    In general (unless you know what you're doing) use::

     runProcess('program', filename)

    rather than::

     os.system('program %s' % filename)

    because the latter will not work as expected if `filename` contains
    spaces or shell-metacharacters.

    If you need more fine-grained control look at ``os.spawn*``.
    """
    from os import spawnvp, P_WAIT
    return spawnvp(P_WAIT, cmd, (cmd,) + args)


#FIXME; check latest word on this...
Example #4
Source File: awmstools.py    From DeepLearning_Wavelet-LSTM with MIT License 5 votes vote down vote up 
def runProcess(cmd, *args):
    """Run `cmd` (which is searched for in the executable path) with `args` and
    return the exit status.

    In general (unless you know what you're doing) use::

     runProcess('program', filename)

    rather than::

     os.system('program %s' % filename)

    because the latter will not work as expected if `filename` contains
    spaces or shell-metacharacters.

    If you need more fine-grained control look at ``os.spawn*``.
    """
    from os import spawnvp, P_WAIT
    return spawnvp(P_WAIT, cmd, (cmd,) + args)


#FIXME; check latest word on this...
Example #5
Source File: awmstools.py    From DeepLearning_Wavelet-LSTM with MIT License 5 votes vote down vote up 
def runProcess(cmd, *args):
    """Run `cmd` (which is searched for in the executable path) with `args` and
    return the exit status.

    In general (unless you know what you're doing) use::

     runProcess('program', filename)

    rather than::

     os.system('program %s' % filename)

    because the latter will not work as expected if `filename` contains
    spaces or shell-metacharacters.

    If you need more fine-grained control look at ``os.spawn*``.
    """
    from os import spawnvp, P_WAIT
    return spawnvp(P_WAIT, cmd, (cmd,) + args)


#FIXME; check latest word on this...
Example #6
Source File: awmstools.py    From DeepLearning_Wavelet-LSTM with MIT License 5 votes vote down vote up 
def runProcess(cmd, *args):
    """Run `cmd` (which is searched for in the executable path) with `args` and
    return the exit status.

    In general (unless you know what you're doing) use::

     runProcess('program', filename)

    rather than::

     os.system('program %s' % filename)

    because the latter will not work as expected if `filename` contains
    spaces or shell-metacharacters.

    If you need more fine-grained control look at ``os.spawn*``.
    """
    from os import spawnvp, P_WAIT
    return spawnvp(P_WAIT, cmd, (cmd,) + args)


#FIXME; check latest word on this...
Example #7
Source File: awmstools.py    From DeepLearning_Wavelet-LSTM with MIT License 5 votes vote down vote up 
def runProcess(cmd, *args):
    """Run `cmd` (which is searched for in the executable path) with `args` and
    return the exit status.

    In general (unless you know what you're doing) use::

     runProcess('program', filename)

    rather than::

     os.system('program %s' % filename)

    because the latter will not work as expected if `filename` contains
    spaces or shell-metacharacters.

    If you need more fine-grained control look at ``os.spawn*``.
    """
    from os import spawnvp, P_WAIT
    return spawnvp(P_WAIT, cmd, (cmd,) + args)


#FIXME; check latest word on this...
Example #8
Source File: awmstools.py    From DeepLearning_Wavelet-LSTM with MIT License 5 votes vote down vote up 
def runProcess(cmd, *args):
    """Run `cmd` (which is searched for in the executable path) with `args` and
    return the exit status.

    In general (unless you know what you're doing) use::

     runProcess('program', filename)

    rather than::

     os.system('program %s' % filename)

    because the latter will not work as expected if `filename` contains
    spaces or shell-metacharacters.

    If you need more fine-grained control look at ``os.spawn*``.
    """
    from os import spawnvp, P_WAIT
    return spawnvp(P_WAIT, cmd, (cmd,) + args)


#FIXME; check latest word on this...
Example #9
Source File: awmstools.py    From DeepLearning_Wavelet-LSTM with MIT License 5 votes vote down vote up 
def runProcess(cmd, *args):
    """Run `cmd` (which is searched for in the executable path) with `args` and
    return the exit status.

    In general (unless you know what you're doing) use::

     runProcess('program', filename)

    rather than::

     os.system('program %s' % filename)

    because the latter will not work as expected if `filename` contains
    spaces or shell-metacharacters.

    If you need more fine-grained control look at ``os.spawn*``.
    """
    from os import spawnvp, P_WAIT
    return spawnvp(P_WAIT, cmd, (cmd,) + args)


#FIXME; check latest word on this...
Example #10
Source File: awmstools.py    From DeepLearning_Wavelet-LSTM with MIT License 5 votes vote down vote up 
def runProcess(cmd, *args):
    """Run `cmd` (which is searched for in the executable path) with `args` and
    return the exit status.

    In general (unless you know what you're doing) use::

     runProcess('program', filename)

    rather than::

     os.system('program %s' % filename)

    because the latter will not work as expected if `filename` contains
    spaces or shell-metacharacters.

    If you need more fine-grained control look at ``os.spawn*``.
    """
    from os import spawnvp, P_WAIT
    return spawnvp(P_WAIT, cmd, (cmd,) + args)


#FIXME; check latest word on this...
Example #11
Source File: awmstools.py    From DeepLearning_Wavelet-LSTM with MIT License 5 votes vote down vote up 
def runProcess(cmd, *args):
    """Run `cmd` (which is searched for in the executable path) with `args` and
    return the exit status.

    In general (unless you know what you're doing) use::

     runProcess('program', filename)

    rather than::

     os.system('program %s' % filename)

    because the latter will not work as expected if `filename` contains
    spaces or shell-metacharacters.

    If you need more fine-grained control look at ``os.spawn*``.
    """
    from os import spawnvp, P_WAIT
    return spawnvp(P_WAIT, cmd, (cmd,) + args)


#FIXME; check latest word on this...
Example #12
Source File: subprocess.py    From CTFCrackTools-V2 with GNU General Public License v3.0 4 votes vote down vote up 
def _setup_platform():
        """Setup the shell command and the command line argument escape
        function depending on the underlying platform
        """
        global _cmdline2listimpl, _escape_args, _shell_command

        if os._name in _win_oses:
            _cmdline2listimpl = _cmdline2list
            _escape_args = lambda args: [list2cmdline([arg]) for arg in args]
        else:
            _cmdline2listimpl = lambda args: [args]
            _escape_args = lambda args: args

        for shell_command in os._get_shell_commands():
            executable = shell_command[0]
            if not os.path.isabs(executable):
                import distutils.spawn
                executable = distutils.spawn.find_executable(executable)
            if not executable or not os.path.exists(executable):
                continue
            shell_command[0] = executable
            _shell_command = shell_command
            return

        if not _shell_command:
            import warnings
            warnings.warn('Unable to determine _shell_command for '
                          'underlying os: %s' % os._name, RuntimeWarning, 3)
Example #13
Source File: subprocess.py    From CTFCrackTools-V2 with GNU General Public License v3.0 4 votes vote down vote up 
def _setup_platform():
        """Setup the shell command and the command line argument escape
        function depending on the underlying platform
        """
        global _cmdline2listimpl, _escape_args, _shell_command

        if os._name in _win_oses:
            _cmdline2listimpl = _cmdline2list
            _escape_args = lambda args: [list2cmdline([arg]) for arg in args]
        else:
            _cmdline2listimpl = lambda args: [args]
            _escape_args = lambda args: args

        for shell_command in os._get_shell_commands():
            executable = shell_command[0]
            if not os.path.isabs(executable):
                import distutils.spawn
                executable = distutils.spawn.find_executable(executable)
            if not executable or not os.path.exists(executable):
                continue
            shell_command[0] = executable
            _shell_command = shell_command
            return

        if not _shell_command:
            import warnings
            warnings.warn('Unable to determine _shell_command for '
                          'underlying os: %s' % os._name, RuntimeWarning, 3)
Example #14
Source File: exec_command.py    From elasticintel with GNU General Public License v3.0 4 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=True)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''
    text, err = proc.communicate()
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]
    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #15
Source File: subprocess.py    From medicare-demo with Apache License 2.0 4 votes vote down vote up 
def _setup_platform():
        """Setup the shell command and the command line argument escape
        function depending on the underlying platform
        """
        global _cmdline2listimpl, _escape_args, _shell_command

        if os._name in _win_oses:
            _cmdline2listimpl = _cmdline2list
            _escape_args = lambda args: [list2cmdline([arg]) for arg in args]
        else:
            _cmdline2listimpl = lambda args: [args]
            _escape_args = lambda args: args

        for shell_command in os._get_shell_commands():
            executable = shell_command[0]
            if not os.path.isabs(executable):
                import distutils.spawn
                executable = distutils.spawn.find_executable(executable)
            if not executable or not os.path.exists(executable):
                continue
            shell_command[0] = executable
            _shell_command = shell_command
            return

        if not _shell_command:
            import warnings
            warnings.warn('Unable to determine _shell_command for '
                          'underlying os: %s' % os._name, RuntimeWarning, 3)
Example #16
Source File: exec_command.py    From Splunking-Crime with GNU Affero General Public License v3.0 4 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=True)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''
    text, err = proc.communicate()
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]
    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #17
Source File: exec_command.py    From mxnet-lambda with Apache License 2.0 4 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=True)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''
    text, err = proc.communicate()
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]
    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #18
Source File: test_functional.py    From bandit with Apache License 2.0 4 votes vote down vote up 
def test_os_spawn(self):
        '''Test for `os.spawn*`.'''
        expect = {
            'SEVERITY': {'UNDEFINED': 0, 'LOW': 8, 'MEDIUM': 0, 'HIGH': 0},
            'CONFIDENCE': {'UNDEFINED': 0, 'LOW': 0, 'MEDIUM': 8, 'HIGH': 0}
        }
        self.check_example('os-spawn.py', expect)
Example #19
Source File: subprocess.py    From CTFCrackTools with GNU General Public License v3.0 4 votes vote down vote up 
def _setup_platform():
        """Setup the shell command and the command line argument escape
        function depending on the underlying platform
        """
        global _cmdline2listimpl, _escape_args, _shell_command

        if os._name in _win_oses:
            _cmdline2listimpl = _cmdline2list
            _escape_args = lambda args: [list2cmdline([arg]) for arg in args]
        else:
            _cmdline2listimpl = lambda args: [args]
            _escape_args = lambda args: args

        for shell_command in os._get_shell_commands():
            executable = shell_command[0]
            if not os.path.isabs(executable):
                import distutils.spawn
                executable = distutils.spawn.find_executable(executable)
            if not executable or not os.path.exists(executable):
                continue
            shell_command[0] = executable
            _shell_command = shell_command
            return

        if not _shell_command:
            import warnings
            warnings.warn('Unable to determine _shell_command for '
                          'underlying os: %s' % os._name, RuntimeWarning, 3)
Example #20
Source File: exec_command.py    From Carnets with BSD 3-Clause "New" or "Revised" License 3 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        # universal_newlines is set to False so that communicate()
        # will return bytes. We need to decode the output ourselves
        # so that Python will not raise a UnicodeDecodeError when
        # it encounters an invalid character; rather, we simply replace it
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=False)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''

    text, err = proc.communicate()
    mylocale = locale.getpreferredencoding(False)
    if mylocale is None:
        mylocale = 'ascii'
    text = text.decode(mylocale, errors='replace')
    text = text.replace('\r\n', '\n')
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]

    # stdio uses bytes in python 2, so to avoid issues, we simply
    # remove all non-ascii characters
    if sys.version_info < (3, 0):
        text = text.encode('ascii', errors='replace')

    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #21
Source File: exec_command.py    From Serverless-Deep-Learning-with-TensorFlow-and-AWS-Lambda with MIT License 3 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        # universal_newlines is set to False so that communicate()
        # will return bytes. We need to decode the output ourselves
        # so that Python will not raise a UnicodeDecodeError when
        # it encounters an invalid character; rather, we simply replace it
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=False)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''

    text, err = proc.communicate()
    text = text.decode(locale.getpreferredencoding(False),
                       errors='replace')

    text = text.replace('\r\n', '\n')
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]

    # stdio uses bytes in python 2, so to avoid issues, we simply
    # remove all non-ascii characters
    if sys.version_info < (3, 0):
        text = text.encode('ascii', errors='replace')

    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #22
Source File: exec_command.py    From recruit with Apache License 2.0 3 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        # universal_newlines is set to False so that communicate()
        # will return bytes. We need to decode the output ourselves
        # so that Python will not raise a UnicodeDecodeError when
        # it encounters an invalid character; rather, we simply replace it
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=False)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''

    text, err = proc.communicate()
    mylocale = locale.getpreferredencoding(False)
    if mylocale is None:
        mylocale = 'ascii'
    text = text.decode(mylocale, errors='replace')
    text = text.replace('\r\n', '\n')
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]

    # stdio uses bytes in python 2, so to avoid issues, we simply
    # remove all non-ascii characters
    if sys.version_info < (3, 0):
        text = text.encode('ascii', errors='replace')

    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #23
Source File: exec_command.py    From twitter-stock-recommendation with MIT License 3 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        # universal_newlines is set to False so that communicate()
        # will return bytes. We need to decode the output ourselves
        # so that Python will not raise a UnicodeDecodeError when
        # it encounters an invalid character; rather, we simply replace it
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=False)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''

    text, err = proc.communicate()
    text = text.decode(locale.getpreferredencoding(False),
                       errors='replace')

    text = text.replace('\r\n', '\n')
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]

    # stdio uses bytes in python 2, so to avoid issues, we simply
    # remove all non-ascii characters
    if sys.version_info < (3, 0):
        text = text.encode('ascii', errors='replace')

    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #24
Source File: exec_command.py    From coffeegrindsize with MIT License 3 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        # universal_newlines is set to False so that communicate()
        # will return bytes. We need to decode the output ourselves
        # so that Python will not raise a UnicodeDecodeError when
        # it encounters an invalid character; rather, we simply replace it
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=False)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''

    text, err = proc.communicate()
    mylocale = locale.getpreferredencoding(False)
    if mylocale is None:
        mylocale = 'ascii'
    text = text.decode(mylocale, errors='replace')
    text = text.replace('\r\n', '\n')
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]

    # stdio uses bytes in python 2, so to avoid issues, we simply
    # remove all non-ascii characters
    if sys.version_info < (3, 0):
        text = text.encode('ascii', errors='replace')

    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #25
Source File: exec_command.py    From pySINDy with MIT License 3 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        # universal_newlines is set to False so that communicate()
        # will return bytes. We need to decode the output ourselves
        # so that Python will not raise a UnicodeDecodeError when
        # it encounters an invalid character; rather, we simply replace it
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=False)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''

    text, err = proc.communicate()
    text = text.decode(locale.getpreferredencoding(False),
                       errors='replace')

    text = text.replace('\r\n', '\n')
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]

    # stdio uses bytes in python 2, so to avoid issues, we simply
    # remove all non-ascii characters
    if sys.version_info < (3, 0):
        text = text.encode('ascii', errors='replace')

    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #26
Source File: exec_command.py    From predictive-maintenance-using-machine-learning with Apache License 2.0 3 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        # universal_newlines is set to False so that communicate()
        # will return bytes. We need to decode the output ourselves
        # so that Python will not raise a UnicodeDecodeError when
        # it encounters an invalid character; rather, we simply replace it
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=False)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''

    text, err = proc.communicate()
    mylocale = locale.getpreferredencoding(False)
    if mylocale is None:
        mylocale = 'ascii'
    text = text.decode(mylocale, errors='replace')
    text = text.replace('\r\n', '\n')
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]

    # stdio uses bytes in python 2, so to avoid issues, we simply
    # remove all non-ascii characters
    if sys.version_info < (3, 0):
        text = text.encode('ascii', errors='replace')

    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #27
Source File: exec_command.py    From GraphicDesignPatternByPython with MIT License 3 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        # universal_newlines is set to False so that communicate()
        # will return bytes. We need to decode the output ourselves
        # so that Python will not raise a UnicodeDecodeError when
        # it encounters an invalid character; rather, we simply replace it
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=False)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''

    text, err = proc.communicate()
    text = text.decode(locale.getpreferredencoding(False),
                       errors='replace')

    text = text.replace('\r\n', '\n')
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]

    # stdio uses bytes in python 2, so to avoid issues, we simply
    # remove all non-ascii characters
    if sys.version_info < (3, 0):
        text = text.encode('ascii', errors='replace')

    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #28
Source File: exec_command.py    From Mastering-Elasticsearch-7.0 with MIT License 3 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        # universal_newlines is set to False so that communicate()
        # will return bytes. We need to decode the output ourselves
        # so that Python will not raise a UnicodeDecodeError when
        # it encounters an invalid character; rather, we simply replace it
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=False)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''

    text, err = proc.communicate()
    mylocale = locale.getpreferredencoding(False)
    if mylocale is None:
        mylocale = 'ascii'
    text = text.decode(mylocale, errors='replace')
    text = text.replace('\r\n', '\n')
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]

    # stdio uses bytes in python 2, so to avoid issues, we simply
    # remove all non-ascii characters
    if sys.version_info < (3, 0):
        text = text.encode('ascii', errors='replace')

    if use_tee and text:
        print(text)
    return proc.returncode, text
Example #29
Source File: exec_command.py    From lambda-packs with MIT License 3 votes vote down vote up 
def _exec_command(command, use_shell=None, use_tee = None, **env):
    """
    Internal workhorse for exec_command().
    """
    if use_shell is None:
        use_shell = os.name=='posix'
    if use_tee is None:
        use_tee = os.name=='posix'

    if os.name == 'posix' and use_shell:
        # On POSIX, subprocess always uses /bin/sh, override
        sh = os.environ.get('SHELL', '/bin/sh')
        if is_sequence(command):
            command = [sh, '-c', ' '.join(command)]
        else:
            command = [sh, '-c', command]
        use_shell = False

    elif os.name == 'nt' and is_sequence(command):
        # On Windows, join the string for CreateProcess() ourselves as
        # subprocess does it a bit differently
        command = ' '.join(_quote_arg(arg) for arg in command)

    # Inherit environment by default
    env = env or None
    try:
        # universal_newlines is set to False so that communicate()
        # will return bytes. We need to decode the output ourselves
        # so that Python will not raise a UnicodeDecodeError when
        # it encounters an invalid character; rather, we simply replace it
        proc = subprocess.Popen(command, shell=use_shell, env=env,
                                stdout=subprocess.PIPE,
                                stderr=subprocess.STDOUT,
                                universal_newlines=False)
    except EnvironmentError:
        # Return 127, as os.spawn*() and /bin/sh do
        return 127, ''

    text, err = proc.communicate()
    text = text.decode(locale.getpreferredencoding(False),
                       errors='replace')

    text = text.replace('\r\n', '\n')
    # Another historical oddity
    if text[-1:] == '\n':
        text = text[:-1]

    # stdio uses bytes in python 2, so to avoid issues, we simply
    # remove all non-ascii characters
    if sys.version_info < (3, 0):
        text = text.encode('ascii', errors='replace')

    if use_tee and text:
        print(text)
    return proc.returncode, text